J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Nanjing Chemlin Chemical Co., Ltd
Telephone025-83697070
Websitehttp://www.echemlin.cn
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Sinopharm Chemical Reagent Co,Ltd.
Telephone86-21-63210123
Websitehttp://www.reagent.com.cn
Shenzhen Pharma Technology Co., Ltd.
Telephone0755-86648230
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList15618/0.htm
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-4000505016 13380397412
Websitehttp://www.phystandard.com.cn
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-83725681-603
Websitehttp://www.phystandard.com.cn
Wuxi Zhongkun Biochemical Technology Co., Ltd.
Telephone0510-85629785 18013409632
Websitehttp://www.reading-chemicals.com
Finetech Industry Limited
Telephone027-87465837 19945049750
Websitehttps://www.finetechchem.com/
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Nanjing XiZe Biotechnology CO., Ltd.
Telephone025-66023220 0086-15250997978
Websitehttp://www.njxizebio.com
Hangzhou Dingyan Chem Co., LTD
Telephone0571-87157530-8002 15267169049
Websitehttp://www.dingyanchem.com/
Shanghai Shanyuan pharmaceutical technology co., LTD
Telephone021-31761238 13167072949
Websitehttp://www.saferph.com
parabiochem
Telephone025-83453382-8005
Websitehttp://www.parabiochem.cn
ShangHai Biochempartner Co.,Ltd
Telephone177-54423994 17754423994
Websitehttps://www.biochempartner.com
Tonichem Pharmaceutical Technology Co., Ltd.
Telephone+86 (0752) 222-7171, +86 15815821171
Websitehttp://www.tonichem.com/
Roark Standards
Telephone0755-83552066 15986688328
Websitehttp://roarkstandards.com
Beijing Solarbio Science & Tecnology Co., Ltd.
Telephone010-50973186 4009686088
Websitehttp://www.solarbio.com