106357.5000 | Sodium Disulfide Emprove

106357.5000

Sodium disulfite extra pure

Ürün bilgisi
Grade	Ph Eur,BP,JP,NF,E 223
Synonyms	Sodium metabisulfite, Sodium pyrosulfite, Disulfite, Pyrosulfite
Hill Formula	Na₂O₅S₂
HS Code	2832 10 00
EC number	231-673-0
Molar mass	190.11 g/mol
EC index number	016-063-00-2
CAS number	7681-57-4

Kimyasal ve fiziksel veri
Solubility	650 g/l (20 °C)
Melting point	ca.150 °C (decomposition)
Molar mass	190.11 g/mol
Density	2.36 g/cm³ (20 °C)
Bulk density	1000 - 1200 kg/m³
pH value	4.0 - 4.8 (50 g/l, H₂O, 20 °C)

GHS'e göre güvenlik bilgisi
Hazard Statement(s)	H302: Harmful if swallowed. H318: Causes serious eye damage. EUH031: Contact with acids liberates toxic gas.
Precautionary Statement(s)	P280: Wear protective gloves/ protective clothing/ eye protection/ face 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
Hazard Pictogram(s)
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.

Güvenlik bilgisi
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.
Categories of danger	harmful, irritant
Hazard Symbol	Harmful

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

Toksikolojik veri
LD 50 oral	LD50 rat 1540 mg/kg
LD 50 dermal	LD50 rat > 2000 mg/kg

Spesifikasyonlar
Assay - iodometric	97.0 - 100.0 %
- iodometric, SO₂	65.4 - 67.4 %
Identity	passes test
Appearance of solution	passes test
pH-value - 5 %; water	3.5 - 5.0
- 10 %; water	4.0 - 5.0
Chloride (Cl)	≤ 0.01 %
Heavy metals (as Pb)	≤ 0.001 %
Thiosulphate (S₂O₃)	passes test
Thiosulfate (S₂O₃)	≤ 0.02 %
As (Arsenic)	≤ 0.0002 %
Fe (Iron)	≤ 0.001 %
Hg (Mercury)	≤ 0.0001 %
Pb (Lead)	≤ 0.0005 %
Se (Selenium)	≤ 0.0006 %
Residual solvents (Ph.Eur./USP/ICH)	excluded by production process
Residues of metal catalysts or metal reagents acc.to EMEA/CH MP/SWP/4446/2000 are not likely to be present.

Kimyasal ve fiziksel veri

Solubility 650 g/l (20 °C)

Melting point ca.150 °C (decomposition)

Molar mass 190.11 g/mol

Density 2.36 g/cm³ (20 °C)

Bulk density 1000 - 1200 kg/m³

pH value 4.0 - 4.8 (50 g/l, H₂O, 20 °C)

GHS'e göre güvenlik bilgisi

Hazard Statement(s) H302: Harmful if swallowed.
H318: Causes serious eye damage.
EUH031: Contact with acids liberates toxic gas.

Precautionary Statement(s) P280: Wear protective gloves/ protective clothing/ eye protection/ face 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

Hazard Pictogram(s)

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.

Güvenlik bilgisi

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.

Categories of danger harmful, irritant

Hazard Symbol
Harmful

Nakliye bilgisi

Declaration (railroad and road) ADR, RID Kein Gefahrgut

Declaration (transport by sea) IMDG-Code No Dangerous Good

Declaration (transport by air) IATA-DGR No Dangerous Good

Toksikolojik veri

LD 50 oral LD50 rat 1540 mg/kg

LD 50 dermal LD50 rat > 2000 mg/kg

Spesifikasyonlar

Assay
- iodometric
97.0 - 100.0 %

- iodometric, SO₂ 65.4 - 67.4 %

Identity passes test

Appearance of solution passes test

pH-value
- 5 %; water
3.5 - 5.0

- 10 %; water 4.0 - 5.0

Chloride (Cl) ≤ 0.01 %

Heavy metals (as Pb) ≤ 0.001 %

Thiosulphate (S₂O₃) passes test

Thiosulfate (S₂O₃) ≤ 0.02 %

As (Arsenic) ≤ 0.0002 %

Fe (Iron) ≤ 0.001 %

Hg (Mercury) ≤ 0.0001 %

Pb (Lead) ≤ 0.0005 %

Se (Selenium) ≤ 0.0006 %

Residual solvents (Ph.Eur./USP/ICH) excluded by production process

Residues of metal catalysts or metal reagents acc.to EMEA/CH MP/SWP/4446/2000 are not likely to be present.

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