Sodium thiosulfate, solution 0,1 mol/l (0,1 N), Reag. Ph Eur

- Na2S2O3·5H2Or- M = 248,18 g/molr- CAS [10102-17-7]r- EINECS-No.: 231-867-5r- Density: ~ 1,004 g/cm3 r- Tariff number: 2832 30 00 00r- Applications: analytical chemistry, titrant in volumetric analysis, reducing agent.rrSPECIFICATIONSrfactor: 0,999 - 1,001: runcertainty ± 0,002 rrThis volumetric solution is prepared using gravimetric and volumetric procedures. 1 ml = 0,0248 g Na2S2O3·5H2O This solution was analyzed using a certified reference material (potassium iodate). The certified reference material is ISO 17034 accredited, measured according to ISO/IEC 17025 and traceable to the International System of Units by means of a Standard Reference Material from NIST: SRM® 136 (Potassium Dichromate (Oxidimetric Standard)). r