S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-83725681-603
Websitehttp://www.phystandard.com.cn
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shanghai Kewel Chemical Co., Ltd.
Telephone021-64609169 18901607656
Websitehttp://www.kewelchem.com/
Pharmacodia (Beijing) Co.,Ltd
Telephone+86-400-851-9921
Websitehttp://www.pharmacodia.com
Roark Standards
Telephone0755-83552066 15986688328
Websitehttp://roarkstandards.com
Shanghai Witofly Chemical Co. ,Ltd.
Telephone021-5063062 15821189163
Websitehttp://www.witofly.com
ANHUI WITOP BIOTECH CO., LTD
Telephone +8615255079626
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList418627/0_EN.htm
Career Henan Chemica Co
Telephone+86-0371-86658258 +8613203830695
Websitehttps://www.coreychem.com/
Yangzhou Changhua Biotechnology Co., Ltd.
Telephone13815846020; 13815846020
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList31331/0.htm
Jinan blalong chemical co. LTD
Telephone 2710913286@.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0.htm
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com
Shenzhen Jianyi Biotechnology Co., Ltd
Telephone0755-84826604
Websitehttp://www.jeanchemical.com
Meng Cheng Technology (Shanghai) Co., LTD
Telephone400-820-6829
Websitehttp://www.mitachieve.com
SHENZHEN PHYSTANDARD BIO-TECH CO.,LTD
Telephone0755-0755-0755-83725350 13380397412
Websitehttp://www.sincopharmachem.com/
Shanghai YuZn Pharm. Technology Co.,Ltd.
Telephone15921286451; 15921286451
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList642122/0.htm
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Foshan Heshuo Pharm technology Co., ltd
Telephone 15363639686
Websitehttp://www.hs-pharm.cn
Shanghai Zerui Biotechnology Co., Ltd.
Telephone021-54580889 18321124657
Websitehttp://www.zr-pharmaceutical.com