Zinc Oxide
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Product Description
Product
Zinc Oxide
CAS
1314-13-2
Formula
ZnO
Synonym
Zinc oxide (CI 77947); Zinc oxide (ZnO); ZnO
Typical Product Specifications
Density
5.67
Iron and other Heavy metals
Meet the specification
Lead
Meet the specification
Arsenic
NMT 6 ppm
Assay
99.0 - 100.5% (sample after ignition, based on ZnO)
Loss on Ignition
NMT 1.0%
Alkalinity
Meet the specification
Appearance
White to faint yellow white fine powder
pH
6.95 (amer. process), 7.37 (french process)
Insolubility
in water, alcohol
Refractive Index
2.0041-2.0203
Melting Point
1975 c
Odor
wh. to gray powd. or crystals, odorless, bitter taste
Molecular weight
81.38
Solubility
dilute acetic or min. acids, alkalis
Chemical Structure
Notes
Rubber Antioxidant
Use: BULKING, COSMETIC COLORANT, SKIN PROTECTING, UV ABSORBER, UV FILTER
Class
Industry
Zinc Oxide
Product Description
Product
Zinc Oxide
CAS
1314-13-2
Formula
ZnO
Synonym
Zinc oxide (CI 77947); Zinc oxide (ZnO); ZnO
Typical Product Specifications
Density
5.67
Iron and other Heavy metals
Meet the specification
Lead
Meet the specification
Arsenic
NMT 6 ppm
Assay
99.0 - 100.5% (sample after ignition, based on ZnO)
Loss on Ignition
NMT 1.0%
Alkalinity
Meet the specification
Appearance
White to faint yellow white fine powder
pH
6.95 (amer. process), 7.37 (french process)
Insolubility
in water, alcohol
Refractive Index
2.0041-2.0203
Melting Point
1975 c
Odor
wh. to gray powd. or crystals, odorless, bitter taste
Molecular weight
81.38
Solubility
dilute acetic or min. acids, alkalis
Chemical Structure
Notes
Rubber Antioxidant
Use: BULKING, COSMETIC COLORANT, SKIN PROTECTING, UV ABSORBER, UV FILTER
Class
Industry
