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क्रोमियम (III) पोटेशियम सल्फेट डोडेकाहाइड्रेट
उत्पाद विवरण:
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उत्पाद वर्णन
LC1376 Chromium(III) potassium sulfate dodecahydratefor analysis EMSURE ACS,Reag. Ph Eur
| Order number | Packaging | Quantity | Price |
| AC28376 | Glass bottle | 250 g | 30.83 |
| Product information | |
| Grade | ACS,Reag. Ph Eur |
| Synonyms | Potassium chromium(III) sulfate, Alum chrome |
| Hill Formula | CrKO8S2 * 12 H2O |
| Chemical formula | KCr(SO4)2 * 12H2O |
| HS Code | 2833 30 00 |
| EC number | 233-401-6 |
| Molar mass | 499.41 g/mol |
| CAS number | 7788-99-0 |
| Chemical and physical data | |
| Solubility | 250 g/l (25 °C) |
| Melting point | 89 °C |
| Molar mass | 499.41 g/mol |
| Density | 1.83 g/cm3 (20 °C) |
| Bulk density | 800 - 1000 kg/m3 |
| pH value | 3 (50 g/l, H2O, 20 °C) |
| Safety information according to GHS | |
| Hazard Statement(s) | H315: Causes skin irritation. H319: Causes serious eye irritation. |
| Precautionary Statement(s) | P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. |
| Signal Word | Warning |
| Hazard Pictogram(s) |  |
| RTECS | GB6845000 |
| Storage class | 10 - 13 Other liquids and solids |
| WGK | WGK 2 water endangering |
| Disposal | 14 Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535). |
| Safety information | |
| R Phrase | R 36/38 Irritating to eyes and skin. |
| श्रेणियाँ of danger | irritant |
| Hazard Symbol |
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| Specifications | |
| Assay (iodometric) | 99.0 - 102.0 % |
| Insoluble matter | ≤ 0.01 % |
| Chloride (Cl) | ≤ 0.002 % |
| Heavy metals (as Pb) | ≤ 0.01 % |
| Al (Aluminium) | ≤ 0.005 % |
| Cu (Copper) | ≤ 0.001 % |
| Fe (Iron) | ≤ 0.010 % |
| NH4 (Ammonium) | ≤ 0.010 % |
| Pb (Lead) | ≤ 0.005 % |
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