J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
Chemsky(shanghai)International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
S.Z. PhyStandard Bio-Tech. Co., Ltd.
Telephone0755-83725681-603
Websitehttp://www.phystandard.com.cn
Beijing Comparison Pharmaceutical Technology Co., Ltd
Telephone010-010-52878169 15801002657
Websitehttp://www.bjcomparison.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Wuxi Zhongkun Biochemical Technology Co., Ltd.
Telephone0510-85629785 18013409632
Websitehttp://www.reading-chemicals.com
Nanjing XiZe Biotechnology CO., Ltd.
Telephone025-66023220 0086-15250997978
Websitehttp://www.njxizebio.com
Shijiazhuang yaoBo Pharmaceutical Co., Ltd.
Telephone 15633056635
Websitehttp://www.yaoboyiyao.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Labnetwork lnc.
Telephone+86-27-50766799 +8618062016861
Websitewww.labnetwork.com
Hangzhou Huarong Pharm Co., Ltd.
Telephone571-86758373 +8613588754946
Websitehttps://www.huarongpharm.com/
Guangzhou Dreampharm Biotechnology Co., Ltd.
Telephone020-36607679 17825480238
Websitehttp://www.dmstandards.com/
Hubei Jusheng Technology Co.,Ltd.
Telephone18871490254
Websitehttp://www.hubeijusheng.com
Jinan blalong chemical co. LTD
Telephone 2710913286@.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0.htm
Jinan ponder chemical co. LTD
Telephone0531-0000
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList546697/0.htm
Shanghai Payne Pharmaceutical Technology Co.Ltd
Telephone021-58123769 17721400256
Websitehttp://www.paynepharm.com
Shanghai Payne Pharmaceutical Technology Co.Ltd
Telephone021-58123769 18678586262
Websitehttp://www.paynepharm.com
Shenzhen ruikai de biotechnology co., ltd.
Telephone0755-61348847 17820674378
Websitehttp://www.real-chemstandards.com