PRODUCT INFORMATION
产品信息
性质
vapor pressure <0.1 mmHg ( 20 °C)
grade puriss. p.a.
form powder
autoignition temp. 842 °F
iodine-adsorption (0.05 mol I2/I) >70 mL/g
methylene blue-adsorption >12 mL/0.1 g, 0.15% sol.
resistivity 1375 μΩ-cm, 20°C (graphite)
ign. residue ≤2%
mp 3550 °C(lit.)
anion traces chloride (Cl-): ≤5000 mg/kg
sulfate (SO42-): ≤5000 mg/kg
cation traces Ca: ≤1000 mg/kg
Cd: ≤10 mg/kg
Co: ≤10 mg/kg
Cr: ≤10 mg/kg
Cu: ≤10 mg/kg
Fe: ≤300 mg/kg
K: ≤200 mg/kg
Mg: ≤200 mg/kg
Mn: ≤50 mg/kg
Na: ≤500 mg/kg
Ni: ≤10 mg/kg
Pb: ≤10 mg/kg
Zn: ≤10 mg/kg
安全性
Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
Safety Statements 22-24/25
WGK Germany NWG
RTECS FF5250100