- Benzyl benzoate（120-51-4）Jilin Tianyun New Materials Co., Ltd
- Bisphenol A（80-05-7）Jilin Tianyun New Materials Co., Ltd
- Benzocaine（94-09-7）Jilin Tianyun New Materials Co., Ltd
- Bromadol HCL BDPC（77239-98-6）Jilin Tianyun New Materials Co., Ltd
- Benzyl alcohol（100-51-6）Jilin Tianyun New Materials Co., Ltd
- BETA-HCG（56832-34-9）Shanghai Wibson Biotechnology Co., Ltd.
- Bivalirudin（128270-60-0）Shanghai Wibson Biotechnology Co., Ltd.
- Biotin（58-85-5）Zhonghe Fountain(Tianjin)Biotech Ltd.
- BOC-CYS(ACM)-OH（19746-37-3）Chengdu ZY Biochemical Technology Co., LTD
- Boc-O-tert-butyl-L-tyrosine（47375-34-8）Chengdu ZY Biochemical Technology Co., LTD
- Boc-O-methyl-L-tyrosine（53267-93-9）Chengdu ZY Biochemical Technology Co., LTD
- Boc-L-aspartic acid 4-tert-butyl ester（1676-90-0）Chengdu ZY Biochemical Technology Co., LTD
- Boc-N-beta-Trityl-L-asparagine（132388-68-2）Chengdu ZY Biochemical Technology Co., LTD
- BOC-HIS(BOC)-OH DCHA（31687-58-8）Chengdu ZY Biochemical Technology Co., LTD
- Boc-Glycine（4530-20-5）Chengdu ZY Biochemical Technology Co., LTD
- Benzophenone-3（131-57-7）Zhonghe Fountain(Tianjin)Biotech Ltd.
- Bakuchiol（10309-37-2）Zhonghe Fountain(Tianjin)Biotech Ltd.
- Beta Arbutin（497-76-7）Zhonghe Fountain(Tianjin)Biotech Ltd.
- BENORILATE（5003-48-5）Shandong Zhimao New Materials Co., Ltd
- Brivudine（69304-47-8） Shanghai Scochem Technology Co., Ltd.
