INCI Names & CAS Numbers4 min read
Where the CAS Number Actually Lives on an SDS
Section 3 of the SDS holds your CAS numbers, but matching each one to the right ingredient row takes more care than it looks.
February 10, 2026Read
INCI Names & CAS Numbers
Turning trade names into INCI, finding CAS numbers, and matching them cleanly.
INCI Names & CAS Numbers4 min read
Why Your Formula Order and INCI Order Rarely Match
Blends and diluents scramble the intuitive concentration order makers expect, and here's what actually determines the sequence.
February 9, 2026Read
INCI Names & CAS Numbers4 min read
Tracking Down the INCI for an Obscure Ingredient
When a raw material has no INCI name printed anywhere, here's the actual research path to find or establish one.
February 7, 2026Read
INCI Names & CAS Numbers4 min read
Breaking a Preservative Blend Into Its INCI Components
A single preservative blend like Optiphen becomes two or three separate INCI line items once you expand it correctly for filing.
February 4, 2026Read
INCI Names & CAS Numbers4 min read
The CAS Check Digit and How It Catches Typos
A step-by-step walkthrough of the CAS check digit formula, with a worked example showing how a single transposed digit gets caught.
February 3, 2026Read
INCI Names & CAS Numbers4 min read
Verifying an INCI Name Against the Official Dictionary
Shows how to confirm a supplier's ingredient name is a genuine INCI entry before trusting it on a formula or filing.
February 2, 2026Read
INCI Names & CAS Numbers3 min read
Alcohol, Alcohol Denat, and SD Alcohol on a Filing
Alcohol, Alcohol Denat., and SD Alcohol are three different INCI declarations. Here is how to tell which one your supplier actually shipped.
January 24, 2026Read
INCI Names & CAS Numbers3 min read
Solvent INCI Names: Water, Alcohol, and the Glycols
A working reference for the everyday solvent INCI names that trip up filings, from plain Aqua to Alcohol Denat and Propanediol.
January 24, 2026Read
INCI Names & CAS Numbers4 min read
The Supplier Sent an INCI List: What to Check Before Filing
A practical verification pass for supplier-provided INCI lists, since trade shorthand and small errors show up more often than makers expect.
January 22, 2026Read
INCI Names & CAS Numbers3 min read
Water, Aqua, or Eau: Which One Goes on Your CNF
Health Canada wants Aqua on the ingredient list, not Water. Here is why the trilingual convention exists and how to get it right on your CNF.
January 18, 2026Read
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
INCI Names & CAS Numbers3 min read
Phenoxyethanol Blends and the CAS Behind Each Part
Breaking phenoxyethanol-plus-paraben and phenoxyethanol-plus-EHG preservative blends into named INCI components with CAS numbers.
January 13, 2026Read
INCI Names & CAS Numbers4 min read
Filing a Premade Lotion or Soap Base by Its INCI
How to get the full INCI list from a base supplier and file it correctly without guessing at hidden components.
January 10, 2026Read
INCI Names & CAS Numbers4 min read
Reading the Full INCI of a Melt and Pour Soap Base
How to decode a long melt and pour soap base INCI string and account for the colors and scents you add on top.
January 9, 2026Read
INCI Names & CAS Numbers4 min read
Five INCI Mistakes AI Tools Make on Ingredient Lists
The specific ways generic AI chatbots get INCI names, CAS numbers, and blend math wrong, and why those errors are easy to miss on a filing.
January 6, 2026Read
INCI Names & CAS Numbers4 min read
When One Ingredient Shows Two Different CAS Numbers
Why the same INCI name can carry two CAS numbers, and which one belongs in your filing when hydrate, anhydrous, or salt forms differ.
January 4, 2026Read