PRODUCT INFORMATION
产品信息
性质
grade for mass spectroscopy
puriss. p.a.
assay ≥99.0% (calc. on dry substance, NT)
total impurities insoluble matter, passes filter test
<2% water
ign. residue (900°C) <0.1% (as SO4)
pH 5.5-7.5 (25 °C, 1 M in H2O)
mp 119-121 °C(lit.)
solubility H2O: 1 M at 20 °C, clear, colorless
density 1.26 g/mL at 25 °C(lit.)
anion traces chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤50 mg/kg
cation traces Al: ≤1 mg/kg
As: ≤0.1 mg/kg
Ba: ≤1 mg/kg
Bi: ≤1 mg/kg
Ca: ≤5 mg/kg
Cd: ≤1 mg/kg
Co: ≤1 mg/kg
Cr: ≤1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤1 mg/kg
K: ≤5 mg/kg
Li: ≤1 mg/kg
Mg: ≤1 mg/kg
Mn: ≤1 mg/kg
Mo: ≤1 mg/kg
Na: ≤5 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Sr: ≤1 mg/kg
Zn: ≤1 mg/kg
λ 1 M in H2O
UV absorption λ: 260 nm Amax: 0.01
λ: 280 nm Amax: 0.01
安全性
Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36
WGK Germany 1
RTECS BQ6650000