Merck 806356 1000 Sodium Hydrogen Sulfite (39% Solution in Water) For Synthesis1 LT.

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Description
Catalogue Number	806356
Synonyms	Sodium bisulfite, Sodium bisulfite solution, Bisulfite

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Product Information
HS Code	2832 10 00
Quality Level	MQ200

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Physicochemical Information
Density	1.34 g/cm3 (20 °C)
Melting Point	-44 °C
pH value	4.5 (H₂O, 20 °C)
Vapor pressure	40 hPa (20 °C)

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Safety Information according to GHS
Hazard Pictogram(s)	\n
Hazard Statement(s)	H319: Causes serious eye irritation.\nEUH031: Contact with acids liberates toxic gas.
Precautionary Statement(s)	P264: Wash skin thoroughly after handling.\nP280: Wear eye protection/ face protection.\nP305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.\nP337 + P313: If eye irritation persists: Get medical advice/ attention.
Signal Word	Warning
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly hazardous to water
Disposal	6\nSulfides 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.

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Safety Information
Categories of danger	harmful

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Storage and Shipping Information
Storage	Store below +30°C.

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Transport Information
Declaration (railroad and road) ADR, RID	Kein Gefahrgut
Declaration (transport by air) IATA-DGR	No Dangerous Good
Declaration (transport by sea) IMDG-Code	No Dangerous Good

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Specifications
Assay (iodometric)	37.0 - 42.0 %