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L-5-Hydroxytryptophan (7)CAS RN:4350-09-8;314062-44-7
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Hangzhou Starshine Pharmaceutical Co., LTDTelephone:+86-571-89936035 +86-571-89936036
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Canfo Chemical Co., Ltd.Telephone:+86-28-85137025
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AFINE CHEMICALS LIMITEDTelephone:+86-571-85232125;85232161;85134551
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Nantong Chem-Tech. Co.,LtdTelephone:+86-513-85081108;80201830
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Shandong Yangcheng Biotech Co., LtdTelephone:Sales Department: +86-537-2318768
General Office: +86-530-6287567 -
Shenzhen Feiming Science and Technology Co., Ltd.Telephone:+86-755-85232577
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Great Dragon Biochemicals Co., Ltd.Telephone:852-2766 2230