Product description :

Sodium thiosulphate pentahydrate AR/ACS is a fine chemical. It is supplied by FINAR. It is used in making sodium thiosulphate solutions for required normality. It is used in laboratory for iodometric titrations. It is used in detection of concentration of iodine, oxygen level in water and chlorine content. This Sodium thiosulphate pentahydrate AR/ACS by FINAR is prepared under controlled environment and using high-purity material which is tested to check it's assay before manufacturing, following all Quality Assurance Guidelines.

Product features :

• Appearance : Colourless solid
• Aqueous solubility : Very soluble
• pH of a 5% solution at 25.0C : 6.0 - 8.4
• Insoluble matte : 0.005% max.
• Nitrogen compounds(N) : 0.002% max.
• Sulphate & sulphite (as SO4) : 0.1% max.
• Sulphide(S) : Passes test

Product specifications :

• Product name : Sodium thiosulphate pentahydrate AR/ACS
• Brand : FINAR
• Catlog number : 71710SG500
• CAS number : 10102-17-7
• Molecular formula : Na2S2O3.5H2O
• Molecular weight : 248.17
• Assay : 99.5 - 101.0%
• Quantity : 500 gm