Cysteamine HCL 156-57-0 Antioxidant Hair straightening
Payment: T/T, L/C
Product Origin: China
Shipping Port: Beijing/Shanghai/Hangzhou
Order (MOQ): 1kg
Lead Time: 3 working days
Production capacity: 1000kg/month
Storage condition: Stored in cool, dry place, room temperature.
Package material: drum
Package size: 1kg/drum, 5kg/drum, 10kg/drum, 25kg/drum
Introduction
Cysteamine hydrochloride is also used in cosmetics as an antioxidant, a hair straightening agent, and a hair waving agent. It functions as a reducing agent at concentrations between 5% and 12% in permanent-wave solutions
The functions of the cosmetic ingredient
ANTIOXIDANT : inhibiting reactions promoted by oxygen, thus avoiding oxidation and rancidity.
HAIR WAVING OR STRAIGHTENING : modifying the chemical structure of the hair, allowing it to be set in the style required (permanent waves or hair straightening).
REDUCING : changing the chemical nature of another ingredient by adding hydrogen (or removing oxygen).
Specification (assay 99% up by HPLC)
|
Test Item |
Specification |
|
Appearance |
White crystalline powder |
|
Identification |
Should conform |
|
Loss on Drying |
≤0.5% |
|
Other reducing material |
≤0.4ml |
|
Residue of ignition |
≤0.25% |
|
pH |
3.0～5.0 |
|
Melting point |
66～70℃ |
|
Figuration |
Liquid is clear solution or limpid solution |
|
Arsenic content |
≤2ppm |
|
Heavy Metals |
≤10 ppm |
|
Iron |
≤1.0ppm |
|
Assay |
Contains C2H7NS·HCl not less than 99.0% |
