J & K SCIENTIFIC LTD.
Telephone18210857532; 18210857532
Websitehttps://www.jkchemical.com
Chemsky (shanghai) International Co.,Ltd
Telephone021-50135380
Websitehttp://www.shchemsky.com
Dtchem Laboratories,(Gan Su)Co.,Ltd.
Telephone18993961550 18993966060
Websitehttp://www.gsdtchem.com/
Shanghai TaoSu Biochemical Technology Co., Ltd.
Telephone021-33632979
Websitehttp://www.tsbiochem.com
Quality Control Solutions Ltd.
Telephone0755-66853366 13670046396
Websitehttp://www.qcsrm.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Nanjing XiZe Biotechnology CO., Ltd.
Telephone025-66023220 15250997978
Websitehttp://www.njxizebio.com
Shanghai Yihe Biological Technology Co., Ltd.
Telephone021-68882955 17721395025
Websitehttp://www.yihefd.com/products/
Hubei Yangxin Medical Technology Co., Ltd.
Telephone 15374522761
Websitehttps://www.standardpharm.org.cn/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
TOSUN PHARM
Telephone61855200 13326451905
Websitehttp://www.toref.cn/
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone 18689416704
Websitehttp://www.dmstandards.com/
Tianjin shijia biomedical technology co., LTD
Telephone15022261580 15022261580;
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1024389/0_EN.htm
Jinan blalong chemical co. LTD
Telephone 2710913286@.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0_EN.htm
Wuxi Helen Biotechnology Co., Ltd.,
Telephone0510-85629785 18013409632
Websitehttp://www.reading-chemicals.com
Shandong WorldSun Biological Technology Co., Ltd.
Telephone0531-88723173 18596073690
Websitehttps://www.worldsun-chem.com/
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD
Telephone0755-0755-83725350 13380397412
Websitehttps://www.sincopharmachem.net
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com