We are Hangzhou Greenda Chemical Co., Ltd. and engage in scientific research, production and sales, mainly on electronic chemicals, fine chemicals especially pharmaceutical intermediates.

Our main product is list as follows:
1.Fine Chemical
1).Fish oil (from 30%-80%)
2).EPA refined from fish oil 90%
3).DHA refined from fish oil 90%
4).3,4-Dimethoxyaniline 99.0%
5). 2-methyl-6-nitroaniline 99.0%
6). 4-Isobutylbenzaldehyde 99.0%
7). 4-Tertbutylbenzaldehyde 99.0%
8). 3,5-Di-tert-butyl-4-hydroxybenzaldehyde 99.0%
9). 5-Hydroxy-1-tetralone 99.0% CAS: 28315-93-7
10). Veratric Acid 99.0%
11). 6-nitro Veratric Acid 99.0%
12). 2-Chloro-4-Amino-6,7-Dimethoxy Quinazolin CAS: 23680-84-4
13). 2,4-Dichloro-6,7-Dimethoxy Quinazoline CAS: 28888-84-4

2.Pharmaceutical intermediate
1).Vinorelbine ditartrate 99.0% USP26
2). L-tryptophan
3). D-tryptophan

3.Quaternary Ammonium Hydroxide
1).Tetramethylammonium hydroxide
2).Tetraethylammonium hydroxide(TEAOH)
3).Tetrapropylammonium hydroxide(TPAOH)
4).Tetrabutylammonium hydroxide(TBAOH)
5).Benzyl trimethylammonium hydroxide
6).Tetramethylammonium Chloride

If there are any products you are interested, pls feel free to contact us.