Zinc Chloride GR 250gm
for analysis EMSURE® ACS,ISO,Reag. Ph Eur
Manufacturer: Merck
Catalog ID: 108816.0250
Stock: In Stock
Description
| Catalogue Number | 108816 |
| Replaces | ZX0065-1; ZX0065-20; ZX0065 |
| Synonyms | Zinc dichloride |
Product Information
| CAS number | 7646-85-7 |
| EC index number | 030-003-00-2 |
| EC number | 231-592-0 |
| Grade | ACS,ISO,Reag. Ph Eur |
| Hill Formula | Cl₂Zn |
| Chemical formula | ZnCl₂ |
| Molar Mass | 136.30 g/mol |
| HS Code | 2827 39 85 |
Physicochemical Information
| Boiling point | 732 °C (1013 hPa) |
| Density | 2.93 g/cm3 (22 °C) |
| Melting Point | 287 - 304 °C |
| pH value | 5 (100 g/l, H₂O, 20 °C) |
| Vapor pressure | 1.33 hPa (428 °C) |
| Bulk density | 1400 - 1800 kg/m3 |
| Solubility | 851 g/l |
Toxicological Information
| LD 50 oral | LD50 Rat 350 mg/kg |
Storage and Shipping Information
| Storage | Store at +5°C to +30°C. |
Specifications
| Assay (complexometric, ZnCl₂) | 98.0 - 100.5 % |
| Identity | passes test |
| Insoluble matter | ≤ 0.005 % |
| pH-value (10 %; water) | 4.6 - 5.5 |
| Nitrate (NO₃) | ≤ 0.003 % |
| Oxide chloride (as ZnO) | ≤ 1.20 % |
| Sulfate (SO₄) | ≤ 0.002 % |
| Total nitrogen (N) | ≤ 0.002 % |
| AluminiumAluminium,Calcium,Magnesium,Heavy metals,Iron | passes test |
| Ca (Calcium) | ≤ 0.001 % |
| Cd (Cadmium) | ≤ 0.0005 % |
| Cu (Copper) | ≤ 0.001 % |
| Fe (Iron) | ≤ 0.0005 % |
| K (Potassium) | ≤ 0.02 % |
| Mg (Magnesium) | ≤ 0.01 % |
| Na (Sodium) | ≤ 0.005 % |
| NH₄ (Ammonium) | ≤ 0.005 % |
| Pb (Lead) | ≤ 0.001 % |
