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L-Cysteine (92)CAS RN:52-90-4;4371-52-2
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Ningbo Create Biological Project Co., Ltd.Telephone:86-574-86553666 86553333
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Ningbo Loncin Biotechnology Co.,LtdTelephone:+86-574-88322367
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Shanghai Xutai Biotechnology Co., Ltd.Telephone:+86-21-37100650;37100630
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Smart Chemicals Group Co. Ltd.Telephone:+86-21-33927743 33927342
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YANGZHOU CHEMICAL CO.,LTD.Telephone:+86-514-87859330
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Shandong Yinglang Chemical Co.,Ltd.Telephone:Lisa:+86-13954100668 Rebecca.Yuan:+86-13953131820
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Golden Harvest Fine Chemical Co., Ltd.Telephone:86-21-65520181
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Shanghai Brightol International Co.,LtdTelephone:+86-21-67866961
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Orchid Chemical Supplies LtdTelephone:+86-571-85395792 +13867466880
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Shanghai Meg Imp. and Exp. CorporationTelephone:021-51082199