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Zinc Oxide

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Other Zinc
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1
Product description
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英文:

Zinc Oxide

Appearance: White or yellowish white, very fine sand-free powder; odorless; in the air Can slowly absorb carbon dioxide.This product is insoluble in water or ethanol; in acid or sodium hydroxide solution to dissolve.
CAS: 1314-13-2 Molecular Formula: ZnO Molecular Weight: 81.38
Product Specification:  

Item

Specification

GB 1903.4-2015

USP35

AssayZnO %

≥99

99~100.5

Alkalinity

Meet the requirements

Meet the requirements

Carbonate and color of solution

Meet the requirements

Meet the requirements

Loss on ignition ≤%

1.0

1.0

Iron and other heavy metals≤%

Meet the requirements

Meet the requirements

Lead

Meet the requirements

Meet the requirements

Arsenic ≤ppm

Meet the requirements

6

Usage: Food additives. Used in cosmetic and Pharmaceutical industries.
Packaging and storage:Preserve in well-closed container,25kg/paper plastic complex bag,or according to order.
Shelf life: In conform to the specified storage conditions and packaging is complete, shelf life is 2 years. 
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