Zinc oxide ≥99.0%, AnalaR NORMAPUR® analytical reagent

Supplier: VWR Chemicals
Warning

Synonyms: Zinci oxidum, Zinc (II) oxide

29211.298EA 123 GBP
29211.298 29211.460
Zinc oxide ≥99.0%, AnalaR NORMAPUR® analytical reagent
Zinc oxide
Formula: ZnO
MW: 81,39 g/mol
Melting Pt: 1975 °C
Density: 5,61 g/cm³ (25 °C)
Storage Temperature: Ambient
MDL Number: MFCD00011300
CAS Number: 1314-13-2
EINECS: 215-222-5
UN: 3077
ADR: 9,III
REACH: 01-2119463881-32
Merck Index: 13,10200

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Specification Test Results

Assay Min. 99.0 %
Insolubility in diluted HCl Max. 50 ppm
Not precipitated by (NH4)2S (as SO4) Max. 0.25 %
Substances reducing KMnO4 (as O) Max. 15 ppm
Cl (Chloride) Max. 10 ppm
NO3 (Nitrate) Max. 20 ppm
PO4 (Phosphate) Max. 20 ppm
SO4 (Sulphate) Max. 100 ppm
As (Arsenic) Max. 1 ppm
Cu (Copper) Max. 20 ppm
Fe (Iron) Max. 5 ppm
Mn (Manganese) Max. 10 ppm
Pb (Lead) Max. 50 ppm

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