Hangzhou Greenda Chemical Co., LTD. is a manufacturer of fine chemicals and pharmaceuticals from china. We can supply you the high purity materials such as the electronic chemicals and pharmaceuticals. The main products is list as follows:1.Tetramethylammonium Hydroxide (electronic grade)2.Tetraethylammonium Hydroxide3.Tetraethylammonium chloride4.Fish oil (all kinds of contents)5.High purity EPA (90%)6.High purity DHA (90%)7.L-Phenylalanine8.L-tryptophan9.Vinorelbine ditartrate10.3,4-dimethoxyanilineWe can supply the above products at very competitive price. If there are any questions pls feel free to contact me.