K2O3S2
190.33 g/mol
AgrochemicalWarning
Potassium thiosulfate
CAS10294-66-3EC233-666-8
Category
Agrochemical
Compound Class
Inorganic Salt
Primary Use
Fertilizer and soil amendment
Potassium thiosulfate is an inorganic salt used primarily as a fertilizer and soil amendment. It is a white or colorless solid that can form multiple hydrates.
FertilizerSoil amendment
Content scope: Information here supports chemical identification and industrial supply, research, and manufacturing contexts. It is not a therapeutic claim, medical advice, or drug-use instructions.
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Related Compounds
StrongSame Parent
Sodium thiosulfate
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Antichlor in paper pulp bleaching
StrongSame Parent
Ammonium thiosulfate
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Fungicide and fertilizer
StrongSame Parent
Sodium thiosulfate pentahydrate
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Photographic fixing agent
StrongSame Parent
Calcium thiosulfate
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Fungicide in crop protection
ReferenceSame Category
Phenylthiourea
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Rodenticide and repellent agent
ReferenceSame Category
Lufenuron
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Benzoylurea insecticide
ReferenceSame Category
(1R,4S)-trans-prallethrin
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pyrethroid insecticide for household use
ReferenceSame Category
2-Diethylaminoethyl hexanoate
CAS10369-83-2
plant growth regulator
Related Reading
Safety Reference
Warning
H315Causes skin irritation
H319Causes serious eye irritation
Customs Tariff Classification
The international HS code for Potassium thiosulfate (CAS 10294-66-3) is 2832.30.
HS code (international, 6-digit)
2832.30
EU CN code (8-digit)
2832 30 00
Classification per the EU customs inventory ECICS (2026-07 snapshot, HS 2022). National tariff lines and product form can affect the final classification.
Identifiers
IUPAC Name
dipotassium;dioxido-oxo-sulfanylidene-lambda6-sulfane
InChIKey
FGRVOLIFQGXPCT-UHFFFAOYSA-L
SMILES
[O-]S(=O)(=S)[O-].[K+].[K+]
Synonyms (9)
- DIPOTASSIUM THIOSULFATE
- Dipotassium sulfurothioate
- Potassium thiosulfate
- Potassium thiosulphate
- potassium sulfothioate
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