DL-Methionine(Feed Grade) White or light grey powder;Assay (DL-Methionie):98.5%Min;
BDTA [2421-28-5](99%) to synthesize the polymeric unit of heat-resistant materials.
6FDA [1107-00-2](99%) to synthesize the polyimide.
1,4,5,8-Naphthalenetetracarboxylic dianhydride[81-30-1] 97%;to synthesize of heat-resistant polymerial
Ferrous chloride(tetrahydrate); Ferrous chloride(dihydrate) ; Iron(III) chloride(hexahydrate,flake, hemispherical; Ferric chloride 40% Solution;Ammonium ferric citrate