Merck 106528 1000 Sodium Disulfite (Sodium Metabisulfite) Gr For Analysis Acs 1 KG.

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(sodium metabisulfite) for analysis EMSURE® ACS,Reag. Ph Eur

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Description
Catalogue Number	106528
Synonyms	Sodium metabisulfite, Sodium pyrosulfite, Disulfite, Pyrosulfite

Physicochemical Information
Density	2.36 g/cm3 (20 °C)
Melting Point	300 °C (decomposition)
pH value	4.5 (50 g/l, H₂O, 20 °C)
Bulk density	1000 – 1200 kg/m3
Solubility	650 g/l

Toxicological Information
LD 50 oral	LD50 Rat 1540 mg/kg
LD 50 dermal	LD50 Rat > 2000 mg/kg

Safety Information according to GHS
Hazard Pictogram(s)
Hazard Statement(s)	H302: Harmful if swallowed. H318: Causes serious eye damage. EUH031: Contact with acids liberates toxic gas.
Precautionary Statement(s)	P264: Wash skin thoroughly after handling. P270: Do not eat, drink or smoke when using this product. P280: Wear eye protection/ face protection. P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P501: Dispose of contents/ container to an approved waste disposal plant.
Signal Word	Danger
RTECS	UX8225000
Storage class	10 – 13 Other liquids and solids
WGK	WGK 1 slightly hazardous to water
Disposal	6 Sulfides and sulfites as well as other reducing substances, inorganic cyanides and isonitriles: Stir into sodium hypochlorite solution (Cat. No. 105614) and, if necessary, leave to react for several days. Caution: some substances may show a violent reaction! Draw off any toxic or flammable gases that may be formed. Excess oxidant should be neutralized with sodium thiosulfate (Cat. No. 106513). Container D or E.

Safety Information
Categories of danger	harmful, irritant

Storage and Shipping Information
Storage	Store at +2°C to +30°C.

Merck 106528 1000 Sodium Disulfite (Sodium Metabisulfite) Gr For Analysis Acs 1 KG.