PEG 6000, Molecular Biology Grade Polyethylene Glycol 6000 Form White solid Molar mass 6000 Contaminants Heavy metals (as Pb): ≤0.0005%; DNase, proteases, RNase: none detected. Absorbance (260 nm): ≤0.2; (280 nm): ≤0.1 Solubility H2O RTECS TQ4100000 CAS number 25322-68-3 Merck USA index 14, 7568 商店和运输信息 Storage +15°C to +30°C Ship Ambient Temperature Only Standard Handling