J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
ChemStrong Scientific Co.,Ltd
Telephone0755-0755-66853366 13670046396
Websitehttp://www.chem-strong.com
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
TOSUN PHARM
Telephone020-61855200 13326451905
Websitehttp://www.toref.cn/
Jinan blalong chemical co. LTD
Telephone 2710913286@.com
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1068244/0.htm
Meng Cheng Technology (Shanghai) Co., LTD
Telephone400-820-6829
Websitehttp://www.mitachieve.com
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone025-85560043 15850508050
Websitehttp://www.synzest.com
Energy Chemical
Telephone021-58432009 400-005-6266
Websitehttp://www.energy-chemical.com
Guangzhou Juntang Technology Co., Ltd
Telephone020-36607679 13502246435
Websitehttp://www.dmstandards.com
QUALITY CONTROL SOLUTIONS LTD.
Telephone0755-66853366; 13670046396
Websitehttps://www.qcsrm.com
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone 18351873721
Websitehttp://www.synzest.com
Cato Research Chemicals Inc.
Telephone020-81960175-877 18933936954
Websitehttps://www.cato-chem.com/
HX Pharmaceutical technology co., LTD
Telephone 15671363360
Websitehttp://www.szhx-pharm.com
Nanjing Huanuo Biomedical Technology Co., Ltd
Telephone 18913906212
Websitehttp://www.hnstandards.com/
Shanghai Zerui Biotechnology Co., Ltd.
Telephone021-54580889 18321124657
Websitehttp://www.zr-pharmaceutical.com
Beijing I-puritech Science & Technology Co.,Ltd
Telephone 13311015623
Websitehttp://www.i-puritech.com
Hubei De'ao Chemical Research Pharmaceutical Technology Co., Ltd
Telephone18502726233; 18502726233
Websitehttps://www.chemicalbook.com/supplier/25403897/
Henan Vcommend Consultrading Co., Ltd.
Telephone 13393721940
Websitehttp://www.vcommend.com/
