This website requires cookies to provide all of its features. By using our website, you agree to our use of cookies - Learn more - Accept cookies and continue

Osma

Osma Laboratories, is proud to have obtained the Cosmos Nat for its alum stones, which shows that we only use 100% natural original alum. Our company is the first one in the world to have both raw material and finished alum stones certified by Cosmos Nat.

Certifications: Cosmos Natural

View as Grid List

8 Items

per page
Set Descending Direction
View as Grid List

8 Items

per page
Set Descending Direction