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1.06535.1000 SODIUM NITRATE MERCK
escription
Catalogue Number 106535
Synonyms Nitric acid sodium salt
Product Information
CAS number 7631-99-4
EC number 231-554-3
Hill Formula NNaO₃
Chemical formula NaNO₃
Molar Mass 84.99 g/mol
HS Code 3105 10 00
Quality Level MQ200
Physicochemical Information
Density 2.26 g/cm3 (20 °C)
Melting Point 308 °C
pH value 5.5 - 8.0 (50 g/l, H₂O, 20 °C)
Bulk density 1200 kg/m3
Solubility 874 g/l
Toxicological Information
LD 50 oral LD50 Rat 1267 mg/kg
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Pictogram(s)
Hazard Statement(s) H272: May intensify fire; oxidizer.
H319: Causes serious eye irritation.
Precautionary Statement(s) P210: Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking.
P220: Keep away from clothing and other combustible materials.
P264: Wash skin thoroughly after handling.
P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P337 + P313: If eye irritation persists: Get medical advice/ attention.
Signal Word Warning
RTECS WC5600000
Storage class 5.1B Oxidizing hazardous materials
WGK WGK 1 slightly hazardous to water
Disposal 22
Inorganic peroxides and oxidants as well as bromine and iodine should be rendered harmless by reduction with acidic sodium thiosulfate solution (Cat. No. 106513); container D or E. Slightly soluble oxidants should be collected separately in container E or I.
Safety Information
Categories of danger oxidizing, harmful
Storage and Shipping Information
Storage Store at +2°C to +30°C.
Transport Information
Declaration (railroad and road) ADR, RID UN 1498 , 5.1, III
Declaration (transport by air) IATA-DGR UN 1498 , 5.1, III
Declaration (transport by sea) IMDG-Code UN 1498 , 5.1, III
Specifications
Assay (acidimetrisch, after drying) 99.0 - 100.5 %
Identity passes test
pH-value (5 %; water) 5.5 - 8.3
Total chlorine ≤ 0.2 %
Nitrite (NO₂) ≤ 0.002 %
As (Arsenic) ≤ 0.0003 %
Fe (Iron) ≤ 0.001 %
Hg (Mercury) ≤ 0.0001 %
K (Potassium) ≤ 0.01 %
Pb (Lead) ≤ 0.0002 %
Zn (Zinc) ≤ 0.001 %
Loss on Drying (105 °C) ≤ 2.0 %
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