| Company | URL |
|---|---|
| Botaniex Inc. | www.botaniex.com |
| Boulder Scientific Company | www.bouldersci.com |
| Boya (Tianjin) International Limited | www.boya-chemical.com |
| Brewer Science, Inc. | www.brewerscience.com |
| Brichem (Haikou) Co., Ltd. | www.brichem.cn |
| BrightGene Bio-medical Technology Co., Ltd. | www.bright-gene.com |
| Broad Pharmaceutical Co., Ltd. | www.broadpharma.com |
| BroadPharm | www.broadpharm.com |
| Brook Chemical Limited | www.chembrook.com |
| Bruhl Chemical Trade Inc. | www.bch-bruehl.de |
| Brundavan Laboratories Pvt. Ltd | www.brundavanlabs.com |
| BSAZ Biotech Co., Ltd. | www.bsaz.com |
| BST Tianjin Co., Ltd. | www.pewax.com.cn |
| Btc Pharmaceuticals Technology Co., Ltd. | www.btcpharm.com |
| Bulk-Chem Inc. | www.bulk-chem.com |
| Bydone (Shanghai) Biochemical Co., Ltd. | www.bydone-chem.com |