Cysteamine hydrochloride 99%,

Cysteamine hydrochloride 99%, 98%, 95%, 75%
--Chemical Name: 2-Aminoethanethiol hydrochloride; 2-Aminoethane-1-thiol hydrochloride; Mercaptamine hydrochloride; 2-Mercaptoethylamine hydrochloride; Mercaptoethylammonium chloride
--CAS: 156-57-0
--EINECS: 205-858-1
--Molecular Structure:  
--Molecular Formula: C2H7NS.HCl; C2H8ClNS
--Properties:
White whole milk or powdered crystal, noninflammable and nonexplosive products, special gravity:1.3-1.4. Slight odor and deliquesce. It can react with organic substance in condensation way.
--Use:
Main material to produce ranitidine/zantac and cimetidine. Also can be used to produce cosmetics, feed additive, biochemical reagent, complexing agent of heavy metal ions.
--Specification:
White powder or colorless transparent liquid(with different specifications), in accordance with Q/XQH160-2001 standard, valid period: two years.
Index\product type     99% powder     99% crystal     98% lumpy     95% lumpy     75% aqueous solution
Appearance     White powder     White crystal     White lumpy     White lumpy     Colorless transparent liquid
Content of effective ingredient ≥%     99.0     98.0     98.0     95.0     75.0
PH value     3-5     3-5     3-5     3-5     4-5
Ferric salt ion Fe3+≤ppm     20or10or5or3or2     10     100     200     50 or 8
Sulfate radical SO42- ≤%     0.5     0.5     -     -     -
Drying loss≤%     0.5     0.5     -     -     -
Melting point     62-70     62-70     60-70     60-70     -

If you need samples and prices or others, please contact: Mr. Zack Lin
TEL: +86-571-82197709
MOBILE: +86-130 3361 6103, 159 0663 1030
FAX: +86-571-82129765, 82197010
Or Computer Fax: +86-10-80115555(ext) 386659#
Email: lin@qj-chem.com, zack@vip.sina.com, zacklin@qj-chem.com
MSN: zack_lin@msn.com