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Specification Of Sodium Chlorite

PRODUCT IDENTIFICATION
CAS NO.	7758-19-2
EINECS NO.	231-836-6
FORMULA	NaClO2
MOL WT.	90.44
H.S. CODE	2828.90
TOXICITY	Oral rat LD50: 165 mg/kg
SYNONYMS	Chlorous Acid, Sodium Salt; Chlorite (sodium salt);

PHYSICAL AND CHEMICAL PROPERTIES
PHYSICAL STATE	white crystalline powder
MELTING POINT	175 C (Decomposes)
SOLUBILITY IN WATER	Soluble
NFPA RATINGS	Health: 1 Flammability: 0 Reactivity: 1
FLASH POINT	Not considered to be a fire hazard
STABILITY	Stable under ordinary conditions. Mildy hygroscopic.

sales specification
80% (SOLID)
APPEARANCE	white crystalline powder
NaClO2	80.0% min
NaClO3	5.0% max
NaCl	15.0% max
WATER	1.0% max
25% (SOLUTION)
APPEARANCE	clear to pale yellow solution
NaClO2	25.0 ± 0.5%
NaClO3	1.5% max
NaCl	5.0% max
SPECIFIC GRAVITY	1.208 ± 0.02 (at 20C)