Identification

Numero CAS

7783-18-8

Nom scientifique (FR)

Thiosulfate d'Ammonium

Nom scientifique (EN)

diammonium thiosulfate

Autres dénominations scientifiques (Autre langues)

ammonium hyposulfite ; diammonium thiosulfate ; thiosulfuric acid (h2s2o3), diammonium salt ; thiosulfuric acid, diammonium salt

Code EC

231-982-0

Code SANDRE

-

Number CIPAC

-

Formule chimique brute

\(\ce{ (NH4)2S2O3 }\)

Code InChlKey

XYXNTHIYBIDHGM-UHFFFAOYSA-N

Code SMILES

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

Generalities

Poids moléculaire

148.20 g/mol

Parameters table

Parameters table
Value name Value Temperature Pressure Granulometry Humidity Guideline ineris method Commentary Source
Hydrosolubilité 1800000 mg.L-1 UNEP
Densité 8.8e-06 - UNEP
Pression de vapeur 2400 Pa
à 21.1°C
UNEP
Point de fusion 104.4 °C UNEP
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Accidental values

Other accidental thresholds

Other accidental thresholds
ineris name Duration Value Source Status state Commentary
PAC-1 60 min 12 mg.m-3 EHSS (2018) Final
TEEL-2/11, TEEL-3/6, rat oral LD50 (HHR = 2)
PAC-2 60 min 130 mg.m-3 EHSS (2018) Final
TEEL-2/11, TEEL-3/6, rat oral LD50 (HHR = 2)
PAC-3 60 min 790 mg.m-3 EHSS (2018) Final
TEEL-2/11, TEEL-3/6, rat oral LD50 (HHR = 2)
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Hazards

Hazard values

Valeurs de danger
ineris name Specie Value Trofic level Taxon Matrix Life stage Effect Detailed effect Duration of exposure ineris method Guideline Commentary Source
CL/CE50 1300 mg.L-1 Algue UNEP
CL/CE50 21.8 mg.L-1 Invertebré UNEP
CL/CE50 6.9 mg.L-1 Poisson UNEP
CL/CE50 95 mg.L-1 Invertebré UNEP
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