Chemical like sodium hydrosulfite
Chemical like formic acid
Chemical like calcium carbonate
Chemical Like Phosphoric Acid
Chemical like oxalic acid
Chemicals like alum block
Chemicals Like Caustic Soda
Chemicals like iron oxide
Chemicals like iron oxide
Chemicals like pectin
Chemicals like toluene, inks
Chemical like eva & zink
Chemicals like astronitral, toluene
Chemicals like coupling agent (silane) from china regularly.
Chemicals like ferric chloride, ferro manganese silicon and hydrocarbon
Chemicals like hydroxyethyl cellulose, sodium lauryl ether sulfate
Leather Treatment Chemicals Like Ammonium Sulfate Degreasing Agent Bating Agent
Chemicals like methyl cyclopropane carboxylate, cyclopropane carboxylic acid
Polyurethane chemicals like tdi and polyol convential, polymeric, polyol convential, TDI
Aromatic chemicals like sandal core, sandal fleur and citronellol