J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Sichuan Wei Keqi Biological Technology Co., Ltd.
Telephone028-81700200 18116577057
Websitehttp://www.weikeqi-biotech.com
Shanghai Standard Technology Co.,Ltd.
Telephone021-021-57127007-6622-6622 17621252073
Websitehttp://www.sddstore.com/
Beijing OKA biological technology co., LTD
Telephone010-010-010-62971590 18548936886
Websitehttp://www.bjoka-vip.com/
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679 17825480238
Websitehttp://www.dmstandards.com/
Shaanxi Pioneer Biotech Co., Ltd .
Telephone +8613259417953
Websitehttps://www.pioneer-biotech.com/
Hubei xin bonus chemical co. LTD
Telephone86-13657291602
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1549548/0.htm
Xi 'an Xinlu Biological Technology Co. LTD
Telephone 13259841664
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1109071/0.htm
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Hubei yongkuo Technology Co., Ltd
Telephone027-59223108 15972152991
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1025246/0.htm
Tianmen Hengchang Chemical Co., Ltd
Telephone027-59322316 15172518801
Websitehttp://www.tianmenchem.com/
Shaanxi Pioneer Biotech Co.,Ltd.
Telephone029-84385017-8011 15202491660
Websitehttps://www.pioneerbiotech.com
TCI (Shanghai) Chemical Trading Co., Ltd.
Telephone021-021-61109150
Websitehttps://www.tcisct.com
Foshan Treasure Biotechnology Co., Ltd
Telephone0757-85921206 18520245316
Websitehttp://www.fsbn-bio.com/
Shaanxi Pioneer Biotech Co., Ltd
Telephone029-86621125 18123784671
Websitehttp://www.pioneerbiotech.com
Shanghai Saikerui Biotechnology Co. , Ltd.
Telephone021-58000709 15900491054
Websitehttp://www.scrbio.com/