Products > Optimize Reagents > Optimize - Polymers > Polyethylene glycol 8,000
Polyethylene glycol 8,000
Applications
- Crystallization grade Polyethylene glycol 8,000 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 8,000
Synonyms: PEG 8,000
H(OCH2CH2)nOH
Mr 7,000 - 9,000
CAS Number [25322-68-3]
EC Number 500-038-2
Merck 14,7568
RTECS TQ4105000
MDL Number MFCD00081839
HR2-535 Measured Conductivity Range: 27.3 - 39.3 µS/cm at 25°C
HR2-535 Measured Refractive Index Range: 1.40188 - 1.40261 at 20°C
DNases: none detected
RNases: none detected
Proteases: none detected
Phosphatases: none detected
Aldehyde none detected
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%
Support Material(s)
HR2-515 Polyethylene glycol 8,000 (Flake) SDSCertificate Of Analysis
References
1. Crystallization and preliminary X-ray diffraction studies on ADP-ribosylation factor 1. Greasley, S; Jhoti, H; Fensome, AC; Cockcroft, S; Thomas, GM; Bax, B. J Mol Biol 244, 651- 653, 1994.
2. McPherson, A. 1976, Crystallization of proteins from polyethylene glcyol. J. Biol. Chem. 251: 6300.