Detailed Product Description

With new advanced manufacturing process, impurities, especially iron and lead, have been greatly reduced. Now iron is less than 2.5ppm, and lead is less than 0.5ppm. It complies with USP, BP and JP standards, and is suitable for the cosmetic industry. This product is now also very popular for use in the hair beauty industry, protecting hair against the damage of dyeing and marcel.

Features and specifications:
1) CAS number: 156-57-0
2) Molecular formula: C₂H₇NS.HCl
3) Structural formula: HSCH₂CH₂NH₂.HCl
4) Molecular weight: 113.60
5) Purity: ≥99% (solid, powder)
6) Iron assay: <2.5ppm
7) Lead: <0.5ppm
8) White crystalline powder
9) With a little odor
10) Deliquescence easily
11) Shows green when contacting with iron
12) Non-flammable
13) Non-explosive
14) Unstable under sunlight and easy-oxidation
15) Specific gravity: 1.3 - 1.4
16) Melting range: 65 - 70°
17) Storage:
a) Storage in drying, cool and ventilated area
b) Avoid storage under sunshine and prevent being affected by damp
c) Strictly prevent contact with metal ions
18) Application in cosmetics:
a) To improve shaving comfort
b) To improve hair's manageability and styling
c) To permanent shaping of hair
d) For treatment with compositions containing the following
mercaptoethylamines: cysteamine hydrochloride, thiolactic acid
19) A reducing composition for the process of permanent hair reshaping:
a) 2-N-oleoylaminooctadecane-1,3-diol: 0.15%
b) Ammonia (20%, NH3): 4.9%
c) Cysteamine hydrochloride (iron: <2.5ppm): 9.5%
d) DI water: 100%



Inner packing:
For solid product (powder): double polyethylene bags

Outer packing:
For solid product (powder): 25kg/fiberboard drum and nitrogen-filled
For liquid product (75% water solution): 200kg/plastic drum and nitrogen-filled