Sodium thiosulfate pentahydrate, Pharmpur®, Ph Eur, BP, USP

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CAS: 10102-17-7

Packaging	Reference	Stock	My Price
x 1 kg :: Plastic bottle	SO07251000	In stock	Buy

Other Packaging

Packaging	Reference	Stock	List Price
x 5 kg :: Plastic container	SO0725005P	Check stock	Buy
x 25 kg :: Plastic container	SO0725025P	Check stock	Buy
x 500 g :: Plastic bottle	SO07250500	Check stock	Buy

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Characteristic
Volume : x 1 kg

- Synonyms: Antichlor
- Na2S2O3·5H2O
- M = 248,18 g/mol
- CAS [10102-17-7]
- EINECS-No.: 231-867-5
- Solub. in water: (20 ºC): 680 g/l
- Melting point: 48,5 ºC
- LD 50 (oral, rat): > 8000 mg/kg
- Tariff number: 2832 30 00 00
- Applications: analytical chemistry, titrant in volumetric analysis (iodometric analyses), photography, laboratory reagent, for determination of: cobalt, hydrocyanic acid, quinine.

SPECIFICATIONS
assay (iodometric, referred to dried sample): 99,0 - 100,5 %
assay (iodometric): 99,0 - 101,0 %
Identification A (EP): passes test
identification B (EP): passes test
Identification C (EP): passes test
Identification sodium: passes test
Identification IR: passes test
appearance of solution: passes test
pH (10 %, H2O): 6,0 - 8,4
sulfates and sulfites (as SO4): max. 0,2 %
sulfides (S): passes test
calcium (Ca): passes test
water content: 32,0 - 37,0 %