CAS No.:1314-13-2
Zinc Oxide
Molecular Formula: ZnO
Molecular Weight: 81.38
CAS Number: 1314-13-2
Properties: This product is white or very yellowish-white sand-free fine powder; Odorless; It can slowly absorb carbon dioxide in the air. This product is insoluble in water or ethanol; Dissolve in dilute acid or sodium hydroxide solution.
Specifications
| Projects | Indicators | |
| GB 1903.4-2015 | USP35 | |
| ZnO content % | ≥99 | 98.0-102.0 |
| alkalinity | Pass the trial | Meets the requirements |
| Insoluble substances in carbonates and acids | Pass the trial | Meets the requirements |
| Loss on ignition ≤% | 1.0 | 1.0 |
| Iron Salts ≤% | Pass the trial | Meets the requirements |
| Lead salts | Pass the trial | Meets the requirements |
| Arsenic salts ≤% | Pass the trial | 6 |
Uses: nutritional supplements (zinc fortifiers), reinforcing agents, active agents and vulcanizing agents for natural rubber and synthetic rubber, as well as colorants and fillers for white rubber. It is used as a matrix for analytical reagents, reference reagents, fluorescent agents and photosensitizing materials, used in the plastic industry, sunscreen cosmetics series products, special ceramic products, special functional coatings and textile hygienic processing, etc., as an astringent drug, and used in the pharmaceutical industry.
Packing specification: 25kg, the inner packaging is food-grade PE bag, the outer packaging is composite paper bag, or customized packaging according to user requirements.
Storage conditions: Store in a dry, clean, cool, ventilated place.
Shelf life: The shelf life is 2 years under the condition of meeting the specified storage and transportation conditions and keeping the package intact.