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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	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 (alkalimetric)	≥ 99.5 %
Insoluble matter	≤ 0.005 %
pH-value (5 %; water; 25 °C)	5.5 – 8.0
Chloride (Cl)	≤ 0.0005 %
Iodate	≤ 0.0005 %
Nitrite (NO₂)	≤ 0.001 %
Phosphate (PO₄)	≤ 0.0005 %
Sulfate (SO₄)	≤ 0.003 %
Heavy metals (ACS)	≤ 0.0005 %
Heavy metals (as Pb)	≤ 0.0005 %
Ca (Calcium)	≤ 0.002 %
Fe (Iron)	≤ 0.0003 %
K (Potassium)	≤ 0.01 %
Mg (Magnesium)	≤ 0.002 %
NH₄ (Ammonium)	≤ 0.002 %
Corresponds to ACS,ISO,Reag. Ph Eur

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