Comparative evaluation of high-density polyethylene and polystyrene microplastics pollutants: Uptake, elimination and effects in mussel
The high-density polyethylene (HDPE) and the polystyrene (PS), that are typical microplastic contaminants, are often detected within the setting and have potential hazard to environmental well being. On this research, the buildup, elimination, tissue distribution and potential results of the HDPE and the PS within the mussels (Mytilus galloprovincialis) have been evaluated. The HDPE and the PS have been present in varied tissues (digestive gland > gill > gonad ≈ muscle) with no distinction in distribution patterns. The buildup of the HDPE and the PS quickly elevated within the first 48 h publicity, and the buildup of HDPE was increased than that of PS. After 144 h of elimination, many of the HDPE and the PS have been cleared by mussels.
As well as, the actions of superoxide dismutase (SOD), catalase (CAT) and the content material of oxidized glutathione significantly elevated, indicating that the HDPE and the PS induced oxidative stress and prevented oxidative harm in elimination. The metabolomic evaluation steered that publicity to HDPE and PS induced alterations within the metabolic profiles of mussel. Differential metabolites have been concerned in vitality metabolism, lipid metabolism, tricarboxylic acid cycle and neurotoxic response., and In the meantime, the PS had a decrease impact on mussel metabolism throughout elimination, however the impact of HDPE was elevated. Total, this research elucidated that the HDPE and the PS induced antagonistic results on the mussels and offered insights towards understanding the hazard of various microplastics on aquatic organisms.
Carbon nanothreads allow outstanding enhancement within the thermal conductivity of polyethylene
Polymer nanocomposites with excessive thermal conductivity have been more and more wanted within the digital trade. Primarily based on molecular dynamics simulations, this work assesses the thermal transport in polyethylene (PE) nanocomposites with the presence of a brand new one-dimensional nanofiller-a carbon nanothread (NTH). It’s discovered that the axial thermal conductivity of PE nanocomposites will increase linearly with the content material of commonly aligned NTH fillers, whereas the aggregated sample suppresses the enhancement impact. This phenomenon is defined by a stronger filler-filler interplay that reduces the intrinsic thermal conductivity of the NTH.
Outcomes present that the randomly dispersed NTHs can hardly promote warmth switch as a result of efficient warmth switch channels are missing. Strikingly, floor functionalization has an antagonistic impact on the thermal conductivity because of the presence of extra voids. The presence of voids solutions a long-standing open query that functionalization of the warmth conductive filler solely barely improves the thermal conductivity of the polymer composite. Moreover, the transverse thermal conductivity degrades within the presence of the NTH and displays no clear correlation with the filler content material or the distribution sample. Total, this research offers an in-depth understanding of the warmth switch throughout the polymer nanocomposites, which opens up potentialities for the preparation of extremely conductive polymers.
Mixed Remedy With Polyethylene Glycol-20okay and MCC950 Preserves Put up-Resuscitated Myocardial Perform in a Rat Mannequin of Cardiac Arrest and Cardiopulmonary Resuscitation
Background To analyze the therapeutic potential of mixed remedy with polyethylene glycol-20okay (PEG-20okay) and MCC950 on post-resuscitation myocardial perform in a rat mannequin of cardiac arrest. Strategies and Outcomes Thirty rats have been randomized into 5 teams: Sham, Management, PEG-20okay, MCC950, PEG-20okay+ MCC950. Aside from sham, animals have been subjected to six minutes of ventricular fibrillation adopted by eight minutes cardiopulmonary resuscitation. Two milliliters PEG-20okay was administered by intravenous injection coincident with the beginning of cardiopulmonary resuscitation; MCC950 (10 mg/kg), a extremely selective NLRP3 inflammasome inhibitor, was delivered instantly after restoration of spontaneous circulation.
Myocardial perform, sublingual microcirculation, mitochondrial perform, plasma cardiac troponin I, and interleukin-1β, expression of proteins in SIRT1 (sirtuin 1)/PGC-1α (peroxisome proliferator-activated receptor gamma coactivator 1-alpha) and NLRP3 (the NOD-like receptor household protein 3) inflammasome pathways have been evaluated. Following cardiopulmonary resuscitation, myocardial perform was compromised with a considerably decreased cardiac output, ejection fraction, and elevated myocardial efficiency index, cardiac troponin I. Sublingual microcirculation was disturbed with impaired perfused vessel density and microvascular stream index.
Cardiac arrest lowered mitochondrial routine respiration, Complicated I-linked respiration, respiratory management charges and oxidative phosphorylation coupling effectivity. PEG-20okay or MCC950 alone restored mitochondrial respiratory perform, restituted sublingual microcirculation, and preserved myocardial perform, whereas a mix of PEG-20okay and MCC950 additional improved these points. PEG-20okay restored the expression of SIRT1 and PGC-1α, and blunted activation of NLRP3 inflammasomes. MCC950 suppressed expression of cleaved-caspase-1/pro-caspase-1, ASC (apoptosis-associated speck-like protein), GSDMD [gasdermin d], and interleukin-1β.
Conclusions Mixed remedy with PEG-20okay and MCC950 is superior to both remedy alone for preserving post-resuscitated myocardial perform, restituting sublingual microcirculation at restoration of spontaneous circulation at 6 hours. The accountable mechanisms contain upregulated expression of SIRT1/PGC1-α in tandem with inhibition of NLRP3 inflammasomes.
Warmth transport and floor functionalization in nanocomposites of boron nitride nanotubes and polyethylene
This work explores the likelihood for enhancing warmth transport in a polymeric, electrical insulating materials, akin to polyethylene, by including boron nitride nanotubes – a warmth superdiffusive materials. We use molecular dynamics simulations to review the nanocomposites fashioned by addition of the nanotubes to each amorphous and crystalline polyethylene, and in addition examine the impact of floor functionalization utilizing a silane coupling agent, which, being covalently connected to each the nanofiller and the polymer matrix, facilitates the warmth transport between them.
Despite the fact that transport is proven to deteriorate in every simulation when the coupling brokers are added, they’re anticipated to favor the nucleation of the crystalline areas in regards to the nanotubes, thus considerably boosting warmth conduction within the materials alongside their route.
EXPRESS: Attenuated Whole ReflectionâFar-Ultraviolet Spectroscopy and Quantum Chemical Calculations of the Digital Construction of the Prime Floor and Bulk of Polyethylenes with Completely different Crystallinities
On this research, we explored the digital construction of the surfaces of polyethylene samples having completely different crystallinities utilizing attenuated complete reflection (ATR)-far-ultraviolet (FUV) spectroscopy and quantum chemical calculations. Particularly, the ATR-FUV spectra of 5 forms of high-density polyethylene (HDPE), six forms of linear low-density PE (LLDPE), and 7 forms of low-density PE (LDPE) have been obtained. All of the spectra contained an intense band close to 156 nm and a broad band between 180 and 190 nm. Transmission spectra have been obtained for the thin-film (30 μm) PE samples between 165 and 250 nm. On this area, the HDPE movies present very low-intensity bands.
In distinction, the transmission spectra of the LLDPE and LDPE samples yielded weak-to-medium and medium-intensity bands round 180â190 nm, respectively. As well as, to grasp the variations within the absorption spectra among the many PEs noticed, we simulated the spectra of n-pentane as a PE crystal mannequin utilizing time-dependent density useful idea and located that the frequent intense band at 156 nm is because of the Ï (C(2p)-H)âRydberg 3s, 3p transition. The absorption bands close to 180â190 nm could correspond to aggregates of quite a few molecular chains within the amorphous elements of the LLDPE and LDPE samples.
Binary System of Polyethylene Glycol 200 (1) + 3-Dimethylamino-1-propylamine (2) for CO 2 Absorption: Thermophysical Properties and Spectroscopic Examine
Because the focus of CO<sub>2</sub> within the environment retains rising, the event of a extremely environment friendly CO<sub>2</sub> absorbent is very desired. On this work, a binary combination system of polyethylene glycol 200 (PEG 200) (<b>1</b>) + 3-dimethylamino-propylamine (DMAPA) (<b>2</b>) was used for CO<sub>2</sub> absorption. Contemplating the significance of thermophysical properties to binary options, the densities and viscosities of the PEG 200 (<b>1</b>) + DMAPA (<b>2</b>) combination have been measured at <i>T</i> = (298.15, 303.15, 308.15, 313.15, and 318.15) Okay and atmospheric stress over all the composition vary. Primarily based on the density and viscosity knowledge, the surplus properties and viscous stream thermodynamic parameters have been calculated, respectively.
To acquire the coefficients and to estimate the usual deviations between the experimental and calculated portions, the surplus molar quantity (<i>V</i> <sub>m</sub> <sup>E</sup>), the viscosity deviation (Δη), and the surplus Gibbs free energies of activation for viscous stream (Δ<i>G*</i> <sup>E</sup>) have been fitted to the Redlich-Kister equation. Moreover, primarily based on the outcomes of UV-vis, FTIR, and <sup>1</sup>H NMR spectra, the intermolecular interplay of PEG 200 and DMAPA was mentioned. Notably, a powerful intermolecular bonding is fashioned when the molar ratio of PEG 200 to DMAPA is about 1:2 due to the surplus molar quantity (<i>V</i> <sub>m</sub> <sup>E</sup>). On that account, a combination of PEG 200 and DMAPA in a ratio of 1:2 was used for finding out CO<sub>2</sub> absorption, and a CO<sub>2</sub> absorption of about 0.19 g per gram of absorbent was achieved at room temperature and environment
 Brij 58 |
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| B6306 | Bio Basic | 250g | EUR 216.75 |
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 Brij 35, 30% solution in water |
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| GD7901-1L | Glentham Life Sciences | 1 l | EUR 86 |
) Brij 35 (Laureth-23) |
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| GD4393-100G | Glentham Life Sciences | 100 g | EUR 46 |
Brij 35 (Laureth-23) |
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| GD4393-1KG | Glentham Life Sciences | 1 kg | EUR 70 |
Brij 35 (Laureth-23) |
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| GD4393-500G | Glentham Life Sciences | 500 g | EUR 54 |
 Brij 35 72% Solution |
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| BB0638 | Bio Basic | 250ml | EUR 61.31 |
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) Polyethylene Glycol (PEG) |
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| abx085411-335kDa55kg | Abbexa | 3.35 kDa; 5.5 kg | EUR 244 |
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 Polyethylene glycol 4000 |
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| GX6931-100G | Glentham Life Sciences | 100 g | EUR 44 |
Polyethylene glycol 4000 |
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| GX6931-1KG | Glentham Life Sciences | 1 kg | EUR 62 |
Polyethylene glycol 4000 |
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| GX6931-500G | Glentham Life Sciences | 500 g | EUR 49 |
 Polyethylene glycol 1000 |
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| GC0081-100G | Glentham Life Sciences | 100 g | EUR 46 |
 Polyethylene glycol 8000 |
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| GC0902-100G | Glentham Life Sciences | 100 g | EUR 48 |
Polyethylene glycol 8000 |
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| GC0902-1KG | Glentham Life Sciences | 1 kg | EUR 77 |
Polyethylene glycol 8000 |
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| GC0902-500G | Glentham Life Sciences | 500 g | EUR 62 |
 Polyethylene glycol 6000 |
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| GC2342-100G | Glentham Life Sciences | 100 g | EUR 44 |
Polyethylene glycol 6000 |
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| GC2342-1KG | Glentham Life Sciences | 1 kg | EUR 62 |
Polyethylene glycol 6000 |
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| GC2342-500G | Glentham Life Sciences | 500 g | EUR 49 |
 Polyethylene glycol 400 |
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| GC3481-100G | Glentham Life Sciences | 100 g | EUR 41 |
Polyethylene glycol 400 |
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| GC3481-1KG | Glentham Life Sciences | 1 kg | EUR 65 |
Polyethylene glycol 400 |
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| GC3481-250G | Glentham Life Sciences | 250 g | EUR 46 |
Polyethylene glycol 400 |
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| GC3481-500G | Glentham Life Sciences | 500 g | EUR 53 |
Polyethylene glycol 400 |
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| GC3481-5KG | Glentham Life Sciences | 5 kg | EUR 153 |
 Polyethylene glycol 300 |
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| GC9998-100G | Glentham Life Sciences | 100 g | EUR 40 |
Polyethylene glycol 300 |
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| GC9998-1KG | Glentham Life Sciences | 1 kg | EUR 62 |
Polyethylene glycol 300 |
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| GC9998-250G | Glentham Life Sciences | 250 g | EUR 44 |
Polyethylene glycol 300 |
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| GC9998-500G | Glentham Life Sciences | 500 g | EUR 52 |
Polyethylene glycol 300 |
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| GC9998-5KG | Glentham Life Sciences | 5 kg | EUR 142 |
 Polyethylene glycol 1500 |
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| GK2627-100G | Glentham Life Sciences | 100 g | EUR 44 |
Polyethylene glycol 1500 |
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| GK2627-1KG | Glentham Life Sciences | 1 kg | EUR 62 |
Polyethylene glycol 1500 |
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| GK2627-500G | Glentham Life Sciences | 500 g | EUR 49 |
 Brij 35, 10% solution in water |
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| GD6153-100ML | Glentham Life Sciences | 100 ml | EUR 62 |
Brij 35, 10% solution in water |
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| GD6153-1L | Glentham Life Sciences | 1 l | EUR 78 |
Brij 35, 10% solution in water |
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| GD6153-25ML | Glentham Life Sciences | 25 ml | EUR 50 |
 Antibody) Polyethylene Glycol (PEG) Antibody |
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| abx021053-100ug | Abbexa | 100 ug | EUR 871 |
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Polyethylene Glycol (PEG) Antibody |
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| abx021054-100ug | Abbexa | 100 ug | EUR 871 |
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Polyethylene Glycol (PEG) Antibody |
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| 20-abx132170 | Abbexa |
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) PEG 4000 (Polyethylene glycol) |
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| PB0431 | Bio Basic | 500g | EUR 63.05 |
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) PEG 6000 (Polyethylene glycol) |
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| PB0432 | Bio Basic | 500g | EUR 63.05 |
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) PEG 8000 (Polyethylene glycol) |
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| PB0433 | Bio Basic | 500g | EUR 63.05 |
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 Heptaethylene Glycol Monomethyl Ether |
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| 20-abx180777 | Abbexa |
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 Dodecaethylene Glycol Monomethyl Ether |
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| 20-abx186429 | Abbexa |
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 Nonaethylene glycol monododecyl ether |
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| HY-108294 | MedChemExpress | 100mg | EUR 108 |
 Neopentyl glycol diglycidyl ether |
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| GX9266-100ML | Glentham Life Sciences | 100 ml | EUR 54 |
Neopentyl glycol diglycidyl ether |
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| GX9266-1L | Glentham Life Sciences | 1 l | EUR 170 |
Neopentyl glycol diglycidyl ether |
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| GX9266-25ML | Glentham Life Sciences | 25 ml | EUR 44 |
Neopentyl glycol diglycidyl ether |
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| GX9266-500ML | Glentham Life Sciences | 500 ml | EUR 110 |
 Triethylene glycol monooctyl ether |
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| GK6592-1G | Glentham Life Sciences | 1 g | EUR 150 |
Triethylene glycol monooctyl ether |
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| GK6592-5G | Glentham Life Sciences | 5 g | EUR 429 |
 Dipropylene glycol monomethyl ether |
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| GK6793-1L | Glentham Life Sciences | 1 l | EUR 62 |
Dipropylene glycol monomethyl ether |
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| GK6793-500ML | Glentham Life Sciences | 500 ml | EUR 49 |
 [ET80220]) SP Brij S721 MBAL-PA-(SG) [ET80220] |
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| GX1190-25KG | Glentham Life Sciences | 25 kg | EUR 349 |
 Antibody (Biotin)) Polyethylene Glycol (PEG) Antibody (Biotin) |
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| abx021052-005mg | Abbexa | 0.05 mg | EUR 815 |
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 ELISA Kit) Polyethylene Glycol (PEG) ELISA Kit |
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| 20-abx258764 | Abbexa |
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) BSA Conjugated Polyethylene Glycol (PEG) |
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| 4-CPX163Ge11 | Cloud-Clone |
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Description: Recombinant Pan-species Polyethylene Glycol expressed in: E.coli |
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) OVA Conjugated Polyethylene Glycol (PEG) |
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| 4-CPX163Ge21 | Cloud-Clone |
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Description: Recombinant Pan-species Polyethylene Glycol expressed in: E.coli |
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 Protein (BSA)) Polyethylene Glycol (PEG) Protein (BSA) |
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| 20-abx651925 | Abbexa |
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 Protein (OVA)) Polyethylene Glycol (PEG) Protein (OVA) |
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| 20-abx651926 | Abbexa |
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 CLIA Kit) Polyethylene Glycol (PEG) CLIA Kit |
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| 20-abx490560 | Abbexa |
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) Poly(ethylene glycol methyl ether) |
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| abx181345-1000g | Abbexa | 1000 g | EUR 342 |
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 Aminopolyethylene Glycol 5'000 Monomethyl Ether |
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| 20-abx186371 | Abbexa |
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 Diethylene glycol monoethyl ether, 99% |
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| GK5457-100G | Glentham Life Sciences | 100 g | EUR 46 |
Diethylene glycol monoethyl ether, 99% |
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| GK5457-25G | Glentham Life Sciences | 25 g | EUR 42 |
 ELISA Kit) General Polyethylene Glycol (PEG) ELISA Kit |
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| CEX163Ge-10x96wellstestplate | Cloud-Clone | 10x96-wells test plate | EUR 6040.5 |
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Description: This is Competitive Enzyme-linked immunosorbent assay for detection of General Polyethylene Glycol (PEG) in serum, plasma, tissue homogenates, cell lysates, cell culture supernates and other biological fluids. |
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General Polyethylene Glycol (PEG) ELISA Kit |
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| CEX163Ge-1x48wellstestplate | Cloud-Clone | 1x48-wells test plate | EUR 585.1 |
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Description: This is Competitive Enzyme-linked immunosorbent assay for detection of General Polyethylene Glycol (PEG) in serum, plasma, tissue homogenates, cell lysates, cell culture supernates and other biological fluids. |
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General Polyethylene Glycol (PEG) ELISA Kit |
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| CEX163Ge-1x96wellstestplate | Cloud-Clone | 1x96-wells test plate | EUR 793 |
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Description: This is Competitive Enzyme-linked immunosorbent assay for detection of General Polyethylene Glycol (PEG) in serum, plasma, tissue homogenates, cell lysates, cell culture supernates and other biological fluids. |
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General Polyethylene Glycol (PEG) ELISA Kit |
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| CEX163Ge-5x96wellstestplate | Cloud-Clone | 5x96-wells test plate | EUR 3268.5 |
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Description: This is Competitive Enzyme-linked immunosorbent assay for detection of General Polyethylene Glycol (PEG) in serum, plasma, tissue homogenates, cell lysates, cell culture supernates and other biological fluids. |
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General Polyethylene Glycol (PEG) ELISA Kit |
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| 4-CEX163Ge | Cloud-Clone |
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Description: Enzyme-linked immunosorbent assay based on the Competitive Inhibition method for detection of General Polyethylene Glycol (PEG) in samples from serum, plasma, tissue homogenates, cell lysates, cell culture supernates and other biological fluids with no significant corss-reactivity with analogues from other species. |
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 D-alpha-Tocopherol polyethylene glycol succinate |
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| GK2339-25G | Glentham Life Sciences | 25 g | EUR 150 |
D-alpha-Tocopherol polyethylene glycol succinate |
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| GK2339-5G | Glentham Life Sciences | 5 g | EUR 70 |
) General Polyethylene Glycol ELISA Kit (PEG) |
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| RK00701 | Abclonal | 96 Tests | EUR 573 |
 BRIJ® 35 MegaPure? Detergent, 10% Solution, Sterile-Filtered |
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| B1184-25 | Biovision | EUR 142 | |
 ELISA Kit) High Sensitivity Polyethylene Glycol (PEG) ELISA Kit |
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| DEIA6158 | Creative Diagnostics | 96T | EUR 1165 |
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Description: High Sensitivity Polyethylene Glycol (PEG) ELISA Kit is High Sensitivity ELISA for the Measurement of PEG and PEGylated Proteins. |
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) ELISA kit for General PEG (Polyethylene Glycol) |
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| ELK8264 | ELK Biotech | 1 plate of 96 wells | EUR 372 |
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Description: A competitive Inhibition ELISA kit for detection of Polyethylene Glycol from General in samples from blood, serum, plasma, cell culture fluid and other biological fluids. |
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 Polyclonal Antibody (Pan-species)) Polyethylene Glycol (PEG) Polyclonal Antibody (Pan-species) |
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| 4-PAX163Ge01 | Cloud-Clone |
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Description: A Rabbit polyclonal antibody against Pan-species Polyethylene Glycol (PEG) |
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 Polyclonal Antibody (Pan-species), APC) Polyethylene Glycol (PEG) Polyclonal Antibody (Pan-species), APC |
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| 4-PAX163Ge01-APC | Cloud-Clone |
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Description: A Rabbit polyclonal antibody against Pan-species Polyethylene Glycol (PEG). This antibody is labeled with APC. |
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 Polyclonal Antibody (Pan-species), Biotinylated) Polyethylene Glycol (PEG) Polyclonal Antibody (Pan-species), Biotinylated |
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| 4-PAX163Ge01-Biotin | Cloud-Clone |
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Description: A Rabbit polyclonal antibody against Pan-species Polyethylene Glycol (PEG). This antibody is labeled with Biotin. |
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 Polyclonal Antibody (Pan-species), Cy3) Polyethylene Glycol (PEG) Polyclonal Antibody (Pan-species), Cy3 |
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| 4-PAX163Ge01-Cy3 | Cloud-Clone |
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Description: A Rabbit polyclonal antibody against Pan-species Polyethylene Glycol (PEG). This antibody is labeled with Cy3. |
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 Polyclonal Antibody (Pan-species), FITC) Polyethylene Glycol (PEG) Polyclonal Antibody (Pan-species), FITC |
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| 4-PAX163Ge01-FITC | Cloud-Clone |
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Description: A Rabbit polyclonal antibody against Pan-species Polyethylene Glycol (PEG). This antibody is labeled with FITC. |
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 Polyclonal Antibody (Pan-species), HRP) Polyethylene Glycol (PEG) Polyclonal Antibody (Pan-species), HRP |
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| 4-PAX163Ge01-HRP | Cloud-Clone |
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Description: A Rabbit polyclonal antibody against Pan-species Polyethylene Glycol (PEG). This antibody is labeled with HRP. |
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 Polyclonal Antibody (Pan-species), PE) Polyethylene Glycol (PEG) Polyclonal Antibody (Pan-species), PE |
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| 4-PAX163Ge01-PE | Cloud-Clone |
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Description: A Rabbit polyclonal antibody against Pan-species Polyethylene Glycol (PEG). This antibody is labeled with PE. |
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 Polyethylene glycol 4000, BP, Ph. Eur., USP/NF grade |
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| GC0009-1KG | Glentham Life Sciences | 1 kg | EUR 68 |
 Polyethylene glycol 300, BP, Ph. Eur., USP/NF grade |
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| GC0220-1L | Glentham Life Sciences | 1 l | EUR 74 |
 Polyethylene glycol 400, BP, Ph. Eur., USP/NF grade |
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| GC0231-1L | Glentham Life Sciences | 1 l | EUR 66 |
 Polyethylene glycol 8000, BP, Ph. Eur., USP/NF grade |
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| GC2100-1KG | Glentham Life Sciences | 1 kg | EUR 79 |
 Polyclonal Antibody (Pan-species), APC-Cy7) Polyethylene Glycol (PEG) Polyclonal Antibody (Pan-species), APC-Cy7 |
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| 4-PAX163Ge01-APC-Cy7 | Cloud-Clone |
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Description: A Rabbit polyclonal antibody against Pan-species Polyethylene Glycol (PEG). This antibody is labeled with APC-Cy7. |
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 methyl ether (mPEG) Molecular Weight: 20000) Poly(ethylene glycol) methyl ether (mPEG) Molecular Weight: 20000 |
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| PEG-20K | Alpha Diagnostics | 100 mg | EUR 225 |
 methyl ether-block-poly(lactide-co-glycolide)) Poly(ethylene glycol) methyl ether-block-poly(lactide-co-glycolide) |
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| AV-2070-1 | Alpha Diagnostics | 0.1 g | EUR 164 |
) PAP protein (> 30% pure) |
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| 30-1026 | Fitzgerald | 100 units | EUR 157 |
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Description: Purified native Human PAP protein |
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 FUNNEL, 30 MM, PP |
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| 6120P-30 | CORNING | 24/pk | EUR 43 |
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Description: Reusable Plastics; Reusable Funnels |
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 30 mL) Magnetic Beads (DNA) 30 mL |
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| P920-30 | 101Bio | NULL | EUR 0 |
 Dodecyl isocyanate |
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| 20-abx181269 | Abbexa |
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 Dodecyl aldehyde |
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| 20-abx185403 | Abbexa |
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 Dodecyl chloroformate |
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| 20-abx185404 | Abbexa |
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 Noladin ether |
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| B5109-10 | ApexBio | 10 mg | EUR 273 |
Noladin ether |
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| B5109-25 | ApexBio | 25 mg | EUR 537 |
