1.06513

Sodium thiosulfate pentahydrate

pure

• Synonym(s): Sodium thiosulfate pentahydrate, Antichlor
• Empirical Formula (Hill Notation): Na₂O₃S₂ · 5H₂O
• CAS Number: 10102-17-7
• Molecular Weight: 248.18
• MDL number: MFCD00149186
• UNSPSC Code: 12352302
• EC Index Number: 231-867-5

Properties

• Quality Level: 100
• form: solid
• pH: 6.0-7.5 (20 °C, 100 g/L in H₂O)
• mp: 48 °C
• solubility: 701 g/L
• density: 1.74 g/cm³ at 20 °C
• application(s): pharma/biopharma processes
• storage temp.: 2-30°C
• InChI: 1S/2Na.H2O3S2.5H2O/c;;1-5(2,3)4;;;;;/h;;(H2,1,2,3,4);5*1H2/q2*+1;;;;;;/p-2
• InChI key: PODWXQQNRWNDGD-UHFFFAOYSA-L

Description

Application

Sodium thiosulfate pentahydrate is used as antioxidant or chelating agent and is suitable for use in pharmaceutical processes.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable