Agent Name

Calcium thioglycollate

CAS Number

814-71-1

Formula

C2-H4-O2-S.1/2Ca

Major Category

Metals

Synonyms

Acetic acid, mercapto-, calcium salt; Calcium mercaptoacetate; Calcium thioglycolate; Acetic acid, mercapto-, calcium salt (2:1); Depil; Ebacream; Jully; Mercaptoacetic acid calcium derivative; Surgex; Vikor; [ChemIDplus]

Category

Metals, Inorganic Compounds

Description

White solid; [HSDB] Faintly beige powder; [MSDSonline]

Sources/Uses

Used in hair-removal, leather-tanning, hair-waving, and wool-shearing preparations; When used as a depilatory the minimum active concentration is 7% and the optimum pH is 11.8-12; [HSDB]

Comments

Thioglycolates are toxic by ingestion because of their alkalinity; If pH >11, see treatment for "Corrosives-Alkaline." In high-dose animal studies, chronic feeding of thioglycolate salts causes thyroid hyperplasia; [HSDB] An irritant; Targets the thyroid; [MSDSonline] See "Calcium."

Exposure Assessment
MAK

2 mg/m3

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