Ingredient Guides4 min read
Citric Acid as a pH Adjuster: INCI, CAS, and Use Levels
A practical profile of citric acid's dual role as chelator and pH adjuster, its CAS number, and how to represent trace amounts on a filing.
April 27, 2026Read
Tagged cas
INCI Names & CAS Numbers4 min read
When a Blend Stays One Line and When It Must Split
The rule for when a supplier blend can stay one INCI line versus when Health Canada's CNF needs its components broken out.
January 14, 2026Read