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Zinc sulphate (EC 231-793-3)

Substance description/characteristics

Name and other identifiers of the substance:

The substance zinc sulphate is a mono constituent substance (origin: inorganic)

The following public name is used: zinc sulphate

Substance identity:
EC number:	231-793-3
EC name:	zinc sulphate
CAS number (EC inventory):	7733-02-0
IUPAC name:	zinc sulfate
Annex I index number:	030-006-00-9
Molecular formula:	H2O4S.Zn
Molecular weight range:	161.4716

Composition of the substance

Description: zinc sulphate anhydrous (covers also hydrated forms)

Degree of purity: > 90.0 — < 100.0 % (w/w)

Constituents
Constituent	Typical concentration	Concentration range	Remarks
zinc sulphate EC no.: 231-793-3	97.5 % (w/w)	> 90 % < 100 % (w/w)

Impurities
Impurities	Typical concentration	Concentration range	Remarks
Zinc chloride EC no.: 231-592-0	1 % (w/w)	> 0 % < 2.5 % (w/w)
Water EC no.: 231-791-2	1.5 % (w/w)	> 0 % < 7.5 % (w/w)

Classification

Please download classification information from document at the bottom of the page. Zinc sulphate was in annex I of the old DSD 67/538/EC legislation and has been taken over in the annex VI of CLP 1272/2008/EC. Classification for environment has been revised according to the new criteria of 2nd ATP of CLP.