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LC5247 Sodium sulfate decahydrate for analysis |
Order number | Packaging | Quantity | Price € |
AC32247 | Plastic bottle | 1 kg | 25.20 |
AC32247 | Fibre carton | 25 kg | inquire |
Product information | |
Hill Formula | Na2O4S * 10 H2O |
Chemical formula | Na2SO4 * 10 H2O |
HS Code | 2833 11 00 |
EC number | 231-820-9 |
Molar mass | 322.19 g/mol |
Storage | Store at +15°C to +25°C. |
CAS number | 7727-73-3 |
Chemical and physical data | |
Solubility | 420 g/l (20 °C) |
Melting point | 32.4 °C |
Molar mass | 322.19 g/mol |
Density | 1.464 g/cm3 |
Bulk density | 700 kg/m3 |
pH value | 5 – 7.5 (100 g/l, H2O, 20 °C) (anhydrous substance) |
Safety information | |
Storage class | 10 – 13 Other liquids and solids |
WGK | WGK 1 slightly water endangering |
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). |
Transport information | |
Declaration (transport by sea) IMDG-Code | No Dangerous Good |
Declaration (transport by air) IATA-DGR | No Dangerous Good |
Specifications | |
Assay – alkalimetric |
≥ 99.0 % |
– alkalimetric, calculated on dried substance | 98.5 – 101.0 % |
Identity | passes test |
Clarity of solution | passes test |
Insoluble matter | ≤ 0.01 % |
pH-value (5 %; water; 25 °C) | 5.2 – 8.0 |
Acidity or alkalinity | passes test |
Chloride (Cl) | ≤ 0.0003 % |
Phosphate (PO4) | ≤ 0.0005 % |
Total nitrogen (N) | ≤ 0.0003 % |
Heavy metals (as Pb) | ≤ 0.0003 % |
As (Arsenic) | ≤ 0.0001 % |
Ca (Calcium) | ≤ 0.002 % |
Fe (Iron) | ≤ 0.0005 % |
K (Potassium) | ≤ 0.002 % |
Mg (Magnesium) | ≤ 0.001 % |
Loss on drying (130 °C) | 52.0 – 57.0 % |