CAS Registry Number

CAS 10102-17-7 — Sodium thiosulfate pentahydrate

CAS 10102-17-7 Na2S2O3 · 5H2O MW 248.18

Sodium thiosulfate pentahydrate is an inorganic compound widely used as a reducing agent, in photography for fixing developed film, and in water treatment to neutralize chlorine. It also serves in chemical synthesis, food processing, and as an antidote for cyanide poisoning. This white crystalline powder has a CAS number of 10102-17-7, a molecular formula of Na₂S₂O₃·5H₂O, and a molecular weight of 248.18. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies sodium thiosulfate pentahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Also known as: Sodium thiosulfate pentahydrate - Analytical Reagent

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Molekula products for CAS 10102-17-7

Sodium thiosulfate pentahydrate

SKU 59162714

In stock Inorganic Chemicals

Sodium thiosulfate pentahydrate - Analytical Reagent

SKU 90037158

Made to order Inorganic Chemicals

Molekula has supplied fine chemicals and biochemicals since 2000 from ISO 9001:2015 and ISO 14001:2015 certified facilities. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.