Description: USP grade zinc oxide, from natural zinc ore, super-finely micronized (particle size < 200 nanometer (nm) / 0.2 micrometer (µm). Mean particle size 86 nm. Able to reflect & absorb UVA & UVB light. Fine white transparent powder with minimal whitening, faint odor. Dispersible in water & oils. CAS#: 1314-13-2.

1 micrometer (µm) = 1000 nanometer (nm)

INCI Name: Zinc oxide.

Properties: Sunscreen for broad spectrum UV protection (incl. UVA), soothing effects for skin irritations, antimicrobial properties. UV range From the short-wavelength UVB (290-320nm) to the longest type I UVA (340-400nm). Transparent with minimal whitening effect.

Use: Add preferentially to water phase, usually combined with organic sunscreens, typical use level 3-6% when combined with organic sunscreens, use level when given alone 3-20% (7.5 % corresponds to a SPF of about 6-11).

Applications: Sun care products (especially suited for children's products), makeup products.

More Information:  MSDS,  Fact Sheet,  Sample Recipe