MERCK 107910.1000 Kieselguhr Purified And Calcined Gr For Analysis Reag. Ph Eur CAS No.68855-54-9
| Description |
|---|
| Catalogue Number | 107910 |
| Product Information |
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| CAS number | 68855-54-9 |
| EC number | 272-489-0 |
| HS Code | 3802 90 40 |
| Quality Level | MQ100 |
| Applications |
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| 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 |
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| Density | 2.36 g/cm3 (20 °C) |
| Melting Point | >450 °C |
| pH value | 10 (100 g/l, H₂O, 20 °C) |
| Bulk density | 300 kg/m3 |
| Solubility | 0.0037 g/l |
| Safety Information according to GHS |
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| Hazard Pictogram(s) | |
| Hazard Statement(s) | H372: Causes damage to organs through prolonged or repeated exposure if inhaled. |
| Precautionary Statement(s) | P260: Do not breathe dust/ fume/ gas/ mist/ vapours/ spray.P264: Wash skin thoroughly after handling.P270: Do not eat, drink or smoke when using this product.P314: Get medical advice/ attention if you feel unwell.P501: Dispose of contents/ container to an approved waste disposal plant. |
| Signal Word | Danger |
| Storage class | 6.1D Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects |
| WGK | WGK 1 slightly hazardous to water |
| Disposal | 3Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. |
| Safety Information |
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| Categories of danger | harmful |
| Storage and Shipping Information |
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| Storage | NoTempLimit |
| Specifications |
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| Identity | passes test |
| Substances soluble in hydrochloric acid | ≤ 1 % |
| pH-value (10 %; water) | 5 - 9 |
| Chloride (Cl) | ≤ 0.01 % |
| Sulfate (SO₄) | ≤ 0.02 % |
| Fe (Iron) | ≤ 0.05 % |
| Heavy metals (as Pb) | ≤ 0.01 % |
| Loss on ignition (980 °C) | ≤ 0.2 % |
| Particle size ( |
