Sodium Disulfide Emprove 5 Kg (Sodyum Disülfür) CAS: 7681-57-4

Sodium Disulfide Emprove 5 Kg (Sodyum Disülfür) CAS: 7681-57-4

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Analitik Kimyasallar
Marka
Merck
Stok Kodu
106357.5000
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Sodium Disulfide Emprove  5 Kg (Sodyum Disülfür) CAS: 7681-57-4
 
CAS #: 7681-57-4 EC Number: 231-673-0 Molar Mass: 190.11 g/mol Hill Formula: Na₂O₅S₂ Grade: Ph Eur,BP,JP,NF,E 223
 
Description
Catalogue Number 106357
Synonyms Sodium metabisulfite, Sodium pyrosulfite, Disulfite, Pyrosulfite
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
Quality Level
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 Pictogram(s)
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 +15°C to +25°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
Elemental impurity specifications have been set considering ICH Q3D (Guideline for Elemental Impurities). Class 1-3 elements are not likely to be present above the ICH Q3D option 1 limit, unless specified and indicated (*).
Conforms to the purity criteria on food additives according to the current European Commission Regulation.
Conforms to Ph Eur, BP, JP, NF, E223
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Sodium Disulfide Emprove 5 Kg (Sodyum Disülfür) CAS: 7681-57-4 Merck Kimyasallar, Analitik Kimyasallar, Laboratuvar Kimyasalları, İthal Kimyasallar çeşitleri ve daha birçok laboratuvar malzemesi için Tıkla 106357.5000
Sodium Disulfide Emprove 5 Kg (Sodyum Disülfür) CAS: 7681-57-4

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