No data
L-Tryptophan
73-22-3
Shandong Lanyuguang Chemical Co., Ltd
Jiangsu SOHO International Group Corp., China.
Xi'an Lanshan Biotechnology Co., Ltd.
Shijiazhuang Haitian Fine Chemicals Co., Ltd
Crossland
L-tryptophan
Zhejiang Chyszern Technology Co., Ltd.
Mianzhu Pengfa Biochemical Co., Ltd
Shandong Ranhang Biotechnology Co., Ltd.
Anhui Horae New Technology Development Co., Ltd
Mitsubishi Rayon Co., Ltd.