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| LC5104 Potassium nitrate for analysis EMSURE |
| Order number | Packaging | Quantity | Price € |
| AC32104 | Plastic bottle | 500 g |
14.94 |
| AC32104 | Plastic bottle | 1 kg | 22.05 |
| AC32104 | Plastic bottle | 5 kg | 85.95 |
| AC32104 | Fibre carton | 50 kg | inquire |
| Product information | |
| Synonyms | Nitric acid potassium salt |
| Hill Formula | KNO3 |
| Chemical formula | KNO3 |
| HS Code | 2834 21 00 |
| EC number | 231-818-8 |
| Molar mass | 101.10 g/mol |
| CAS number | 7757-79-1 |
| Chemical and physical data | |
| Solubility | 320 g/l (20 °C) |
| Melting point | 334 °C |
| Molar mass | 101.10 g/mol |
| Density | 2.11 g/cm3 (20 °C) |
| Bulk density | 800 kg/m3 |
| pH value | 5.0 – 7.5 (50 g/l, H2O, 20 °C) |
| Safety information according to GHS | |
| Hazard Statement(s) | H272: May intensify fire; oxidiser. |
| Precautionary Statement(s) | P210: Keep away from heat/sparks/open flames/hot surfaces. – No smoking. |
| Signal Word | Warning |
| Hazard Pictogram(s) |  |
| RTECS | TT3700000 |
| Storage class | 5.1 B Oxidizing agents (TRG 515 Group 2+3) |
| WGK | WGK 1 slightly water endangering |
| Safety information | |
| R Phrase | R 8 Contact with combustible material may cause fire. |
| S Phrase | S 16-41 Keep away from sources of ignition – No smoking.In case of fire and/or explosion do not breathe fumes. |
| Categories of danger | oxidizing |
| Hazard Symbol |  Oxidising |
| Transport information | |
| Declaration (transport by sea) IMDG-Code | UN 1486 POTASSIUM NITRATE, 5.1, III |
| Declaration (transport by air) IATA-DGR | UN 1486 POTASSIUM NITRATE, 5.1, III |
| Toxicological data | |
| LD 50 oral | LD50 rat 3015 mg/kg |
| Specifications | |
| Assay (acidimetric) | ≥ 99.0 % |
| pH-value (5 %; water) | 5.0 – 7.5 |
| Chloride (Cl) | ≤ 0.001 % |
| Iodate (IO3) | ≤ 0.0005 % |
| Nitrite (NO2) | ≤ 0.001 % |
| Phosphate (PO4) | ≤ 0.0005 % |
| Sulphate (SO4) | ≤ 0.003 % |
| Heavy metals (as Pb) | ≤ 0.0005 % |
| Ca (Calcium) | ≤ 0.001 % |
| Cu (Copper) | ≤ 0.0001 % |
| Fe (Iron) | ≤ 0.0003 % |
| Mg (Magnesium) | ≤ 0.0015 % |
| Na (Sodium) | ≤ 0.02 % |
| NH4 (Ammonium) | ≤ 0.001 % |
| Pb (Lead) | ≤ 0.0001 % |