Sodio solfito, purissimo, Pharmpur®, Ph Eur, BP

CAS: 7757-83-7

Confezionamento	Codice	Disponiblita Spagna	Disponibilità Italia	Prezzo netto
x 500 g :: Plastic bottle	SO06720500	Disponibile	0 - contatta i ns.uffici	Acquista

Altri confezionamenti

Confezionamento	Codice	Disponiblita Spagna	Disponibilità Italia	Prezzo netto
x 5 kg :: Plastic container	SO0672005P	Controlla le scorte	Controlla le scorte	Acquista
x 1 kg :: Plastic bottle	SO06721000	Controlla le scorte	Controlla le scorte	Acquista

Caratteristiche
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
selenium (Se): max. 10 ppm
zinc (Zn): max. 25 ppm