Hair Dyes

N-Phenyl-p-Phenylenediamine Sulfate

INCI: N-PHENYL-P-PHENYLENEDIAMINE SULFATE
CAS 4698-29-7
INCI name: N-Phenyl-p-Phenylenediamine Sulfate. EU Annex III, entry 8
Limited Data
Insufficient safety data available. Consider enriching this ingredient.
Purpose

Function

Hair Dyeing
Profile

Properties

Silicone
Silicone free
Details

Description

INCI name: N-Phenyl-p-Phenylenediamine Sulfate. EU Annex III, entry 8

EU Restricted — Annex III
1 official EU restriction with concentration limits & label requirements
View details →
Reference

Identifiers

CAS Number
4698-29-7
INCI
N-PHENYL-P-PHENYLENEDIAMINE SULFATE
Category
Hair Dyes
Updated
May 21, 2026