Inventory
Ref 54158
12/08/2020
ACID BLUE 9 AMMONIUM SALT
N-Ethyl-N-[4-[[4-[ethyl(3-sulfophenyl)methylamino]phenyl](2-sulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene]-3-sulfobenzenemethanaminium inner salt, ammonium salt (CI 42090)
Key data
Restriction
III/190
Function
Source and verification note
CosIng Checker is an independent reference website built from publicly available European Commission cosmetic ingredient materials, including Annex II–VI datasets and the ingredient inventory.
Use these pages for research, discovery and comparison, but verify critical regulatory decisions against the official source text and current law.
Ingredient details
INCI name
ACID BLUE 9 AMMONIUM SALT
Description
N-Ethyl-N-[4-[[4-[ethyl(3-sulfophenyl)methylamino]phenyl](2-sulfophenyl)methylene)-2,5-cyclohexadien-1-ylidene]-3-sulfobenzenemethanaminium inner salt, ammonium salt (CI 42090)
Linked annex records
Annex III
Restriction reference
Entry 190
ACID BLUE 9
CAS: 3844-45-9 - 2650-18-2 - 68921-42-6
EC: 223-339-8 - 220-168-0 - 272-939-6
Annex IV
Identified ingredient
Entry 63
CI 42090/ ACID BLUE 9; ACID BLUE 9 AMMONIUM SALT; ACID BLUE 9 ALUMINUM LAKE
CAS: 2650-18-2; 37307-56-5; 3844-45-9
EC: 223-339-8