Sıgma Aldrıch Zınc Chlorıde gr For AnalYSIs Plastik Şişe 1 Kilogram
2.006,56 TL + KDV
2.407,87 TL
ZINC CHLORIDE GR FOR ANALYSIS plastik şişe 1 kilogram |
Teknik Özellikler | |
Catalog No |
: 14422 |
Cas Number | : 57646-85-7 |
Linear Formula |
: ZnCl2 |
Molecular Weight |
: 136.30 |
EC Number |
: 231-592-0 |
MDL Number |
: MFCD00011295 |
Grade |
: puriss. |
Vapor pressure |
: 1 mmHg ( 428 °C) |
Assay |
: 98 - 100.5 % |
Quality |
: meets analytical specification of Ph. Eur., BP, USP |
İmpurities |
heavy metals, complies
oxide chloride (as ZnO), complies
residual solvents, complies
≤0.005% foreign heavy metals (as Pb)
≤0.005% total nitrogen (N)
≤0.03% ammonium (NH4)
≤1% alkalis/earth alkalis |
pH |
: 4.6-5.5 (20 °C, 10 %) |
mp |
: 293 °C (lit.) |
Anion Traces |
: sulfate (SO4²-): ≤200 mg/kg |
Cation traces |
Al:, in accordance
As: ≤2 mg/kg
Ca: ≤100 mg/kg
Ca:, in accordance
Fe: ≤10 mg/kg
Fe:, in accordance
K: ≤200 mg/kg
Mg: ≤100 mg/kg
Mg:, in accordance
Na: ≤100 mg/kg |