J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Adamas Reagent, Ltd.
Telephone400-6009262 16621234537
Websitehttp://www.tansoole.com
Sinopharm Chemical Reagent Co,Ltd.
Telephone86-21-63210123
Websitehttp://www.reagent.com.cn
Wuhan ariel chemical Co., LTD.
Telephone18986259541 18986259541
Websitehttp://www.3stc.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-4000505016 13380397412
Websitehttp://www.phystandard.com.cn
Beijing Comparison Pharmaceutical Technology Co., Ltd
Telephone010-010-52878169 15801002657
Websitehttp://www.bjcomparison.com
Haoyuan Chemexpress Co., Ltd.
Telephone021-58950125
Websitehttp://gb.chemexpress.com.cn
Wuhan Kaymke Chemical Co., Ltd.,
Telephone027-027-87342388 18086026008
Websitehttps://www.kmkpharm.cn
Wuxi Zhongkun Biochemical Technology Co., Ltd.
Telephone0510-85629785 18013409632
Websitehttp://www.reading-chemicals.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
SPIRO PHARMA
Telephone
Websitehttp://www.spiropharma.com.cn
Artis Biotech Co. Ltd.
Telephone0575-0575-18780151478 18582380095
Websitehttp://www.artis-standards.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
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Shenzhen SUNGENING Bio-Medical Co., Ltd.
Telephone0755-28967200 13631290199
Websitehttp://www.sungening.com