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LC5103 Potassium nitrate extra pure |
Order number | Packaging | Quantity | Price € |
AC32103 | Plastic bottle | 5 kg | inquire |
AC32103 | Plastic bottle | 25 kg | inquire |
AC32103 | Plastic bottle | 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 | ![]() |
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 – 100.5 % |
– acidimetric; calculated on dried substance | 99.0 – 100.5 % |
Identity | passes test |
Appearance of solution | passes test |
pH-value (5 %; water) | 4.5 – 8.5 |
Acidity or alkalinity | passes test |
Chloride (Cl) | ≤ 0.001 % |
Chlorate and Perchlorate (as Cl) | passes test |
Nitrite (NO2) | ≤ 0.0005 % |
Sulphate (SO4) | ≤ 0.01 % |
Heavy metals (as Pb) | ≤ 0.001 % |
As (Arsenic) | ≤ 0.0002 % |
Ca (Calcium) | ≤ 0.005 % |
Cu (Copper) | ≤ 0.001 % |
Fe (Iron) | ≤ 0.001 % |
Mg (Magnesium) | ≤ 0.001 % |
Na (Sodium) | ≤ 0.10 % |
NH4 (Ammonium) | ≤ 0.004 % |
Hg (Mercury) | ≤ 0.0001 % |
Pb (Lead) | ≤ 0.0004 % |
Zn (Zinc) | ≤ 0.001 % |
Reducing substances | passes test |
Loss on drying (105 °C) | ≤ 0.5 % |
Residual solvents (Ph.Eur./ICH) | excluded by production process |