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Vitamin B12
68-19-9
Shandong Lanyuguang Chemical Co., Ltd
Ningxia Kingvit Pharmaceutical Co.,Ltd
Shenyang Hongjiuzhou Chemical Co., Ltd.
Hangzhou KieRay Chem Co.
Surechemical Co
Yixing Jiangshan Bio-tech Co., Ltd. (formerly Yixing Jiangshan Chemical Industry Factory)
BIM SIFRAM GROUP
VITAMIN B12
HeKai Chemical & Technology Limited Corporation
Takeda Pharmaceutical Company Limited
QINGDAO EAST CHEMSOURCES TRADE CO.,LTD