Sodium sulfate
SIGALD/746363 - anhydrous, free-flowing, Redi-Dri™, ACS reagent, ≥99%
CAS Number: 7757-82-6
Empirical Formula (Hill Notation): Na2O4S
Molecular Weight: 142.04
EC Number: 231-820-9
MDL Number: MFCD00003504
Linear Formula: Na2SO4
Product Type: Chemical
anion traces | chloride (Cl-): ≤0.001% |
phosphate (PO43-): ≤0.001% | |
assay | ≥99% |
cation traces | Ca: ≤0.002% |
Fe: ≤0.001% | |
heavy metals: ≤5 ppm (by ICP-OES) | |
K: ≤0.002% | |
Mg: ≤0.001% | |
density | 2.68 g/mL at 25 °C (lit.) |
form | powder |
grade | ACS reagent |
anhydrous | |
impurities | ≤0.01% insolubles |
≤5 ppm N compounds | |
InChI | 1S/2Na.H2O4S/c;;1-5(2,3)4 |
InChI key | PMZURENOXWZQFD-UHFFFAOYSA |
loss | ≤0.5% loss on ignition |
mp | 884 °C (lit.) |
pH | 5.2-9.2 (25 °C, 5%) |
product line | Redi-Dri™ |
quality | free-flowing |
Quality Level | 100 |
SMILES string | [Na+].[Na+].[O-]S([O-])(= |
Legal Information: | Redi-Dri is a trademark of Sigma-Aldrich Co. LLC |
Packaging: | 1, 2.5 kg in poly bottle |
Packaging: | 5, 12, 25 kg in poly drum |
Packaging: | 500 g in poly bottle |
RIDADR | NONH for all modes of transport |
WGK Germany | WGK 1 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | ≥99% |
mp | 884 °C (lit.) |
Density | 2.68 g/mL at 25 °C (lit.) |
UNSPSC | 12352200 |