性质
|
Related Categories
|
Essential Chemicals, Optimization Reagents, PEG and Oligo Ethylene Glycol, Poly(ethylene glycol),Poly(ethylene glycol) (PEG) and PEG Solutions,
|
|
vapor density
|
>1 (vs air)
|
|
vapor pressure
|
<0.01 mmHg ( 20 °C)
|
|
product line
|
BioUltra
|
|
form
|
liquid
|
|
autoignition temp.
|
581 °F
|
|
mol wt
|
Mr 380-420
|
|
impurities
|
insoluble matter:, passes filter test
|
|
|
≤0.02% peroxides (as H2O2):
|
|
refractive index
|
n20/D 1.467
|
|
pH
|
5.5-7.0 (25 °C, 50 mg/mL in H2O)
|
|
solubility
|
H2O: 50 mg/mL at 25 °C, clear, colorless
|
|
density
|
1.126 g/mL at 20 °C
|
|
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: ≤300 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
|
|
微信公众号下单更便捷
