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Sodium sulfite, Pharmpur®, Ph Eur, BP

CAS: 7757-83-7

Packaging	Reference	Stock	My Price
x 500 g :: Plastic bottle	SO06720500	In stock	Buy

Other Packaging

Packaging	Reference	Stock	My Price
x 5 kg :: Plastic container	SO0672005P	Check stock	Buy
x 25 kg :: Plastic container	SO0672025P	Check stock	Buy
x 1 kg :: Plastic bottle	SO06721000	Check stock	Buy

Characteristic
Volume : x 500 g

- Na2SO3
- M = 126,04 g/mol
- CAS [7757-83-7]
- EINECS-No.: 231-821-4
- Solub. in water: (20 ºC): 220 g/l
- Melting point: > 500 ºC (decomposes)
- LD 50 (oral, rat): 2610 mg/kg
- Tariff number: 2832 10 00 00
- Applications: analytical chemistry, laboratory reagent, solvents (in the cellulose industry), antibacterian, absorbent for: nitrogen oxides (gases).

SPECIFICATIONS
assay (iodometric): 95,0 - 100,5 %
Identification A (EP): passes test
Identification D (EP): passes test
Identification sulfates: passes test
Identification sodium: passes test
appearance of solution: clear and colourless
thiosulfates (S2O3): max. 0,1 %
iron (Fe): max. 10 ppm
zinc (Zn): max. 25 ppm