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vitamin K2 (12)CAS RN:11032-49-8
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Shanghai JC Lifescience Co., Ltd.Telephone:+86-18201785755
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Guangdong Goodscend Pharm. Sci &Tech. Co., LtdTelephone:(86)-755-85207009
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AFINE CHEMICALS LIMITEDTelephone:+86-571-85232125;85232161;85134551
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Sinoway Industrial Co.LTD.Telephone:86-592-5881089
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Sinolite Industrial Co.,Ltd.Telephone:+86-571-86772651
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Hangzhou Dingyanchem Co.,LtdTelephone:+86-571-87157530
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Beltroad Imp. & Exp. Co.，Ltd. ( Beltroadlab)Telephone:+86-571-86822175
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Kowa American CorporationTelephone:+1-212-303-7800
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TECHLAB SATelephone:330387755429 330387362390
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V.L. Clark Chemical Co.Telephone:636-583-4304