Kieselguhr Purified & Calcined GR 1Kg
Kieselguhr purified and calcined GR for analysis Reag. Ph Eur. CAS 68855-54-9, pH 10 (100 g/l, H₂O, 20 °C).
Manufacturer: Merck
Catalog ID: 107910.1000
Stock: In Stock
Description
| Catalogue Number | 107910 |
Product Information
| CAS number | 68855-54-9 |
| EC number | 272-489-0 |
| Grade | Reag. Ph Eur |
| HS Code | 3802 90 00 |
Applications
| Application | Kieselguhr purified and calcined GR for analysis Reag. Ph Eur. CAS 68855-54-9, pH 10 (100 g/l, H₂O, 20 °C). |
Physicochemical Information
| pH value | 10 (100 g/l, H₂O, 20 °C) |
| Bulk density | 300 kg/m3 |
| Solubility | <0.001 g/l |
Storage and Shipping Information
| Storage | Storage temperature: no restrictions. |
Specifications
| Identity | passes test |
| Substances soluble in hydrochloric acid | ≤ 1.0 % |
| pH-value (10 %; water) | 5 - 9 |
| Chloride (Cl) | ≤ 0.01 % |
| Sulphate (SO₄) | ≤ 0.02 % |
| Fe (Iron) | ≤ 0.05 % |
| Heavy metals (as Pb) | ≤ 0.01 % |
| Loss on ignition (980 °C) | ≤ 0.2 % |
| Particle size (< 0.1 mm) | about 98 |
| Bulk density | about 20 |
