Products > Optimize Reagents > Optimize – Polymers > Polyethylene glycol 2,000
Polyethylene glycol 2,000
Applications
- Crystallization grade Polyethylene glycol 2,000 for formulating screens or for optimization
Features
- Sterile filtered solution
- Formulated in Type 1+ ultrapure water: 18.2 megaohm-cm resistivity at 25°C, < 5 ppb Total Organic Carbon, bacteria free (<1 Bacteria (CFU/ml)), pyrogen free (<0.03 Endotoxin (EU/ml)), RNase-free (< 0.01 ng/mL) and DNase-free (< 4 pg/µL)
Description
Polyethylene glycol 2,000
Synonyms: PEG 2,000
H(OCH2CH2)nOH
Mr 1,900-2,200
CAS Number [25322-68-3]
EC Number 500-038-2
RTECS TQ3500000
MDL Number MFCD00081839
PubChem Substance ID 24888269
Measured Conductivity Range: 30.2 – 30.8 µS/cm at 25°C
Measured Refractive Index Range: 1.40153 – 1.40158 at 20°C
Peroxides (as H2O2) ≤0.001%
Al ≤0.0005%
As ≤0.00001%
Ba ≤0.0005%
Bi ≤0.0005%
Ca ≤0.001%
Cd ≤0.0005%
Cl ≤0.005%
Co ≤0.0005%
Cr ≤0.0005%
Cu ≤0.0005%
Fe ≤0.0005%
K ≤0.02%
Li ≤0.0005%
Mg ≤0.0005%
Mn ≤0.0005%
Mo ≤0.0005%
Na ≤0.02%
Ni ≤0.0005%
Pb ≤0.0005%
SO4 ≤0.005%
Sr ≤0.0005%
Zn ≤0.0005%
应用
结晶级聚乙二醇 2,000 用于配制筛网或优化
特征
无菌过滤溶液
在 1+ 型超纯水中配制:25°C 时电阻率为 18.2 兆欧厘米,< 5 ppb 总有机碳,无细菌(<1 细菌(CFU/ml)),无热原(<0.03 内毒素(EU/ml)) , 无 RNase (< 0.01 ng/mL) 和无 DNase (< 4 pg/µL)
描述
聚乙二醇 2,000
同义词:PEG 2,000
H(OCH2CH2)nOH
1,900-2,200 先生
CAS号 [25322-68-3]
EC 编号 500-038-2
RTCS TQ3500000
MDL 编号 MFCD00081839
PubChem 物质 ID 24888269
测得的电导率范围:25°C 时为 30.2 – 30.8 µS/cm
测得的折射率范围:1.40153 – 1.40158 at 20°C
过氧化物(以 H2O2 计)≤0.001%
铝≤0.0005%
≤0.00001%
钡≤0.0005%
铋≤0.0005%
钙≤0.001%
镉≤0.0005%
氯≤0.005%
钴≤0.0005%
铬≤0.0005%
铜≤0.0005%
铁≤0.0005%
钾≤0.02%
锂≤0.0005%
镁≤0.0005%
锰 ≤0.0005%
钼≤0.0005%
钠≤0.02%
镍≤0.0005%
铅≤0.0005%
SO4 ≤0.005%
锶≤0.0005%
锌≤0.0005%
Polyethylene glycol 2,000
CAT NO
HR2-592
NAME
DESCRIPTION
200 mL
PRICE
$100.00
cart quote
Support Material(s)
Certificate Of Analysis
References
1. Unusual Base-Pairing Interactions in Monomer-Template Complexes. Zhang, W., Tam, C.P., Wang, J., Szostak, J.W. (2016) ACS Cent Sci 2: 916-926 PubMed: 28058281 DOI: 10.1021/acscentsci.6b00278
2. Structures of human O-GlcNAcase and its complexes reveal a new substrate recognition mode. Li, B., Li, H., Lu, L., Jiang, J. (2017) Nat Struct Mol Biol 24: 362-369 PubMed: 28319083 DOI: 10.1038/nsmb.3390
3. Mechanisms of RALF peptide perception by a heterotypic receptor complex. Xiao, Y., Stegmann, M., Han, Z., DeFalco, T.A., Parys, K., Xu, L., Belkhadir, Y., Zipfel, C., Chai, J. (2019) Nature 572: 270-274 PubMed: 31291642 DOI: 10.1038/s41586-019-1409-7