About Us
Crystal Deodorant Industry Resources
Verdan strives to educate customers, and provide them with the most accurate and up-to-date information and resources available for crystal deodorant, and minerals in general. We are very passionate about minerals, especially crystal alum and sulfates. We are continually updating our resource database. Feel free to browse through the articles, videos and additional resources below.
- COSMETICSINFO.ORG - Scientific and safetey information regarding potassium alum
- IsraNews - Information on Alum uses and chemistry (French)
- Encyclopedia - Alum
- Synthesis of Alum - Scientific experiment
- Metal Pigments, Inert Pigments and Miscellaneous
- Potassium Alum - Characteristics, form, and uses
- Definition of Alum
- NaTrue Label: requirements for natural and organic cosmetics (German)
- Potassium Alum information from Answers.com
- Ekopedia - Déodorant (French)
- Materials Handbook, see page 41
- La pierre d’alun est-elle dangereuse?
- Potassium Alum Characteristics & Mineral Form
- Cosmetic Data Base (harmful cosmetics)