This zinc oxide is derived from natural zinc ore, ensuring high purity without contamination from other metals. The particle size ranges between 200 and 1000 nanometers (nm), or 0.2 to 1 micrometer (µm).
Soothing Properties: Can be used for calming skin irritations.
Whitening Effect: Often used in makeup for its coverage and brightening effects.
Usage Recommendations
Additive in Formulas: Can be used directly in formulations; recommended concentration ranges from 5% to 25%. The maximum allowable concentration is 25% in the USA, with no limit in Japan.
Combinations: Compatible with other sunscreens and pigments.
External Use Only
Applications
Sun Protection: Ideal for sun care and after-sun products.
Skin Soothing: Can be used in soothing skin care products and diaper creams.
Mineral Makeup: Suitable for mineral-based makeup products.
Chemical Information
CAS Number: 1314-13-2
INCI Name: Zinc oxide
Composition: Pure zinc oxide
Purity Grade: USP grade
Appearance: White, odorless powder
Solubility: Insoluble, but can disperse in water and oils
Preservation: Does not contain preservatives
Storage Recommendations: Store in a cool, dry place, shielded from light.
Country of Origin: Canada
Raw Material Source: Metallic zinc
Manufacturing Process: Zinc oxide is produced by melting metallic zinc in a graphite crucible and vaporizing it at high temperatures (around 1000 °C). The zinc vapor then reacts with oxygen in the air to form zinc oxide.
Environmental and Ethical Information
Animal Testing: Not tested on animals
GMO-Free: Contains no genetically modified organisms or plant-based components.
Vegan: Does not contain animal-derived components.
Additional Information
HS Code: 2817000000
Key Properties: USP grade, reflects UVB rays, soothing for skin, whitening effect, commonly used in makeup products