产品名称
聚乙二醇甲基醚, BioUltra, 500
SMILES string
O(CCO)C
InChI
1S/C3H8O2/c1-5-3-2-4/h4H,2-3H2,1H3
InChI key
XNWFRZJHXBZDAG-UHFFFAOYSA-N
vapor density
>1 (vs air)
vapor pressure
0.05 mmHg ( 20 °C)
description
non-ionic
product line
BioUltra
form
paste
viscous liquid (clear)
mol wt
470-530
impurities
insoluble matters, passes filter test
≤0.005% peroxides (as H2O2)
pH
5.5-7.0 (25 °C, 50 mg/mL in H2O)
mp
20 °C (lit.)
solubility
H2O: 50 mg/mL at 25 °C, clear, colorless
anion traces
chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg
cation traces
Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤200 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤200 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg
λ
50 mg/mL in H2O
UV absorption
λ: 260 nm Amax: 0.06
λ: 280 nm Amax: 0.03
functional group
hydroxyl
Quality Level
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存储类别
10 - Combustible liquids
wgk
WGK 1
flash_point_f
359.6 °F - closed cup
flash_point_c
182 °C - closed cup
ppe
Eyeshields, Gloves
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