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1.06643.2500 SODIUM SULFATE MERCK
Description
Catalogue Number 106643
Product Information
CAS number 7757-82-6
EC number 231-820-9
Grade Ph Eur,BP,USP,E 514
Hill Formula Na₂O₄S
Chemical formula Na₂SO₄
Molar Mass 142.04 g/mol
HS Code 2833 11 00
Quality Level MQ500
Physicochemical Information
Density 2.70 g/cm3 (20 °C)
Melting Point 888 °C
pH value 5.2 - 8.0 (50 g/l, H₂O, 20 °C)
Bulk density 1400 - 1600 kg/m3
Solubility 200 g/l
Toxicological Information
LD 50 oral LD50 Rat > 2000 mg/kg
Safety Information according to GHS
RTECS WE1650000
Storage class 10 - 13 Other liquids and solids
WGK WGK 1 slightly hazardous to water
Disposal 14
Inorganic salts: Container I. Neutral solutions of the these salts: Container D. Before placing in Container D, check the pH with pH-Universal indicator strips (Item No. 109535).
Storage and Shipping Information
Storage Store at +2°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 (alkalimetric, calculated on dried substance) 99.0 - 100.5 %
Identity passes test
Appearance of solution passes test
Acidity or alkalinity passes test
pH-value (5 %; water) 5.2 - 8.0
Chloride (Cl) ≤ 0.002 %
Heavy metals (as Pb) ≤ 0.001 %
Al (Aluminium) ≤ 0.001 %
As (Arsenic) ≤ 0.0003 %
Ca (Calcium) ≤ 0.005 %
Fe (Iron) ≤ 0.001 %
Hg (Mercury) ≤ 0.0001 %
Mg (Magnesium) ≤ 0.001 %
Pb (Lead) ≤ 0.0002 %
Se (Selenium) ≤ 0.0030 %
Zn (Zinc) ≤ 0.002 %
Residual solvents (ICH Q3C) excluded by manufacturing process
Loss on drying (130 °C) ≤ 0.5 %
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 (*).
Corresponds to Ph Eur,BP,USP,E 514
Conforms to the purity criteria on food additives according to the current European Commission Regulation.
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