Item No. HW-31481-500G

Sodium Sulfate, Puriss. p.a., ACS Reagent, Reag. ISO, Reag.

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500G (1)

Overview

Overview


Name: Sodium sulfate
Description: Puriss. p.a., ACS Reagent, Reag. ISO, Reag. Ph. Eur., anhydrous, ≥99.0%

Container Type: Plastic Bottle

Molar Mass: 142.04 g/mol

Empirical Formula: Na2O4S
Linear Formula: Na2SO4

CAS Number: 7757-82-6
EC Number: 231-820-9
MDL Number: MFCD00003504
RTECS Number: WE1650000
UNSPSC Code: 12352300

Properties

Properties


SPECIFICATIONS

Assay: min. 99.0 %
Assay (calculated to the dried substance): 99 - 101.0 %
Loss on ignition (800°C): max. 0.5 %
Loss on drying (130°C): max. 0.5 %
Water insoluble matter: max. 0.01 %
pH (5 %, 25 °C): 5.2 - 8.0
Free acid (as H2SO4): max. 0.05 %
Free alkali (as NaOH): max. 0.03 %
Arsenic (As): max. 0.0001 %
Calcium (Ca): max. 20 ppm
Iron (Fe): max. 5 ppm
Potassium (K): max. 0.01 %
Magnesium (Mg): max. 25 ppm
Zinc (Zn): max. 0.02 %
Heavy metals (as Pb): max. 5 ppm
Chloride (Cl): max. 10 ppm
Phosphate (PO4): max. 0.001 %
Total N: max. 5 ppm
Appearance of the solution: complying



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