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Precious Metal Salts & Compounds

Silver thiosulphate

Available on request

Silver thiosulphate (CAS 23149-52-2) supplier Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-018814.

Pack sizes
Silver thiosulphate chemical structure
CAS number23149-52-2
FormulaAg2O3S2
Molar mass327.87 g/mol
Physical formLiquid
InChIKeyBLZGNFOLSIAOSQ-UHFFFAOYSA-L
IUPAC namedisilver;dioxido-oxo-sulfanylidene-lambda6-sulfane

About Silver thiosulphate

Silver thiosulphate is part of the Zemixal precious Metal Salts & Compounds range. For your records, the material is defined by CAS 23149-52-2, formula Ag2O3S2 and molar mass 327.87 g/mol. It is handled as a liquid.

Where it is used

  • Materials research
  • Chemical synthesis

Handling and storage

It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 100 mL and 5 x 100 mL, and custom quantities are quoted on request. Each lot travels with a batch certificate of analysis and a 16-section SDS. Request pricing online and we confirm availability, documentation and freight to your country.

Typical uses

  • Materials research
  • Chemical synthesis

Applications

Specifications and identifiers

Specifications of Silver thiosulphate
Product nameSilver thiosulphate
Catalogue numberZX-018814
CAS number23149-52-2
IUPAC namedisilver;dioxido-oxo-sulfanylidene-lambda6-sulfane
Molecular formulaAg2O3S2
Molar mass327.87 g/mol
Exact mass327.7387
Physical formLiquid
H-bond donors / acceptors0 / 4
Topological polar surface area104 Ų
InChIKeyBLZGNFOLSIAOSQ-UHFFFAOYSA-L
SMILES[O-]S(=O)(=S)[O-].[Ag+].[Ag+]
PubChem CID9905473
SynonymsSilver thiosulfate, Thiosulfuric acid (H2S2O3), disilver(1+) salt, Disilver(1+) sulfurothioate

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H315Causes skin irritation
  • H319Causes serious eye irritation
  • H335May cause respiratory irritation

Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Silver thiosulphate
100 mLQuoted on request
5 x 100 mLQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Silver thiosulphate

Which CAS number identifies Silver thiosulphate?
Silver thiosulphate is registered under CAS 23149-52-2. You may also see it listed as Silver thiosulfate, Thiosulfuric acid (H2S2O3), disilver(1+) salt, Disilver(1+) sulfurothioate. Our catalogue number for this item is ZX-018814.
What are the formula and molar mass of Silver thiosulphate?
For Silver thiosulphate, its formula is Ag2O3S2 and its molar mass is 327.87 g/mol. InChIKey BLZGNFOLSIAOSQ-UHFFFAOYSA-L lets you match it in any structure database.
What grade and pack sizes are available for Silver thiosulphate?
The grade and assay are confirmed on the quotation and the batch COA. Standard packs are 100 mL, 5 x 100 mL. Larger quantities and custom packing can be quoted on request.
Which documents come with Silver thiosulphate?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Silver thiosulphate to my country?
Yes. Because Silver thiosulphate is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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