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Home/Compounds/Agrochemical/Ammonium thiosulfate
H8N2O3S2
148.21 g/mol
Agrochemical

AMMONIUM THIOSULFATE

CAS7783-18-8EC231-982-0
Category
Agrochemical
Compound Class
Inorganic Salt
Primary Use
Fungicide and fertilizer

Ammonium thiosulfate is an inorganic compound that appears as a white crystalline solid with an ammonia-like odor. It is readily soluble in water and is used in agriculture as both a fungicide and a fertilizer.

FungicideFertilizer

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 pentahydrate

CAS10102-17-7

Photographic fixing agent

StrongSame Parent

Calcium thiosulfate

CAS10124-41-1

Fungicide in crop protection

StrongSame Parent

Magnesium thiosulfate

CAS10124-53-5

Soil amendment fertilizer

StrongSame Parent

Potassium thiosulfate

CAS10294-66-3

Fertilizer and soil amendment

ReferenceSame Category

Ammonium sulfate

CAS7783-20-2

soil fertilizer

ReferenceSame Category

Dibasic ammonium phosphate

CAS7783-28-0

fertilizer

ReferenceSame Category

Isobutylamine

CAS78-81-9

Insecticide production intermediate

ReferenceSame Category

2,3-dichloro-1-propene

CAS78-88-6

Soil fumigant component and chemical intermediate

Related Reading

Why Does One Chemical Intermediate End Up in Dozens of Pesticides? Inside the Reaction Interface Economy

A single pyridine intermediate feeds four different neonicotinoid insecticides. A single pyrazole acid feeds a whole family of SDHI fungicides. This isn't coincidence — it's the Reaction Interface Economy, the organizing logic behind modern agrochemical R&D and its supply chain.

Read more

Customs Tariff Classification

The international HS code for AMMONIUM THIOSULFATE (CAS 7783-18-8) 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

diazanium;dioxido-oxo-sulfanylidene-lambda6-sulfane

InChIKey

XYXNTHIYBIDHGM-UHFFFAOYSA-N

SMILES

[NH4+].[NH4+].[O-]S(=O)(=S)[O-]

Synonyms (18)
  • AMMONIUM THIOSULFATE
  • Ammo hypo
  • Ammonium hyposulfite
  • Ammonium thiosulphate
  • Caswell No. 048A
  • DIAMMONIUM THIOSULPHATE
  • Diammonium thiosulfate
  • Thio-Sul
  • bisammonium sulfurothioate
  • diammonium sulfurothioate

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