MERCK 106535.1000 Sodium Nitrate EMPLURA CAS No.7631-99-4

Key Spec Table

CAS #	EC Number	Hill Formula	Chemical Formula	Molar Mass
7631-99-4	231-554-3	NNaO₃	NaNO₃	84.99 g/mol

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Description
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 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	22Inorganic 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 %