Product Information
CAS number	7681-57-4
EC index number	016-063-00-2
EC number	231-673-0
Grade	Ph Eur,BP,JP,NF,E 223
Hill Formula	Na₂O₅S₂
Molar Mass	190.11 g/mol
HS Code	2832 10 00

Physicochemical Information
Density	2.36 g/cm3 (20 °C)
Melting Point	150 °C (decomposition)
pH value	3.5 - 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)	P280: Wear eye 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. P313: Get medical advice/ attention.
Signal Word	Danger
RTECS	UX8225000
Storage class	10 - 13 Other liquids and solids
WGK	WGK 1 slightly water endangering
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
Hazard Symbols	Harmful
Categories of danger	harmful, irritant
R Phrase	R 22-31-41 Harmful if swallowed.Contact with acids liberates toxic gas.Risk of serious damage to eyes.
S Phrase	S 26-39-46 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear eye/face protection.If swallowed, seek medical advice immediately and show this container or label.

Storage and Shipping Information
Storage	Store at +5°C to +30°C.

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

Specifications
Assay (iodometric)	97.0 - 100.0 %
Assay (iodometric, SO₂)	65.4 - 67.4 %
Identity	passes test
Appearance of solution	passes test
pH-value (5 %; water)	3.5 - 5.0
Chloride (Cl)	≤ 0.01 %
Heavy metals (as Pb)	≤ 0.001 %
Thiosulfate (S₂O₃)	≤ 0.05 %
As (Arsenic)	≤ 0.0002 %
Fe (Iron)	≤ 0.0005 %
Hg (Mercury)	≤ 0.0001 %
Pb (Lead)	≤ 0.0002 %
Se (Selenium)	≤ 0.0003 %
Residual solvents (Ph.Eur./USP/ICH)	excluded by the manufacturing process
Residues of metal catalysts or metal reagents acc.to EMEA/CH MP/SWP/4446/2000 are not likely to be present. Conforms to the purity criteria on food additives according to the current European Commission Regulation.
Conforms to Ph Eur, BP, JP, NF, E223

Taksit Seçenekleri

Önerileriniz

Bu ürünün fiyat bilgisi, resim, ürün açıklamalarında ve diğer konularda yetersiz gördüğünüz noktaları öneri formunu kullanarak tarafımıza iletebilirsiniz.
Görüş ve önerileriniz için teşekkür ederiz.

Ürün resmi kalitesiz, bozuk veya görüntülenemiyor.

Ürün açıklamasında eksik bilgiler bulunuyor.

Ürün bilgilerinde hatalar bulunuyor.

Ürün fiyatı diğer sitelerden daha pahalı.

Bu ürüne benzer farklı alternatifler olmalı.

MERCK 106357 Sodium disulfite (sodium metabisulfite) EMPROVE® ESSENTIAL Ph Eur,BP,JP,NF,E 223

Tavsiye Et