J & K SCIENTIFIC LTD.
Telephone010-82848833 400-666-7788
Websitehttp://www.jkchemical.com
3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0.htm
Chemsky（shanghai）International Co.,Ltd.
Telephone021-50135380
Websitehttp://www.shchemsky.com
Amadis Chemical Company Limited
Telephone571-89925085
Websitehttp://www.amadischem.com
Aikon International Limited
Telephone025-66113011 18112977050
Websitehttp://www.aikonchem.com
Beijing OKA biological technology co., LTD
Telephone010-010-010-62971590 18548936886
Websitehttp://www.bjoka-vip.com/
Shenzhen Polymeri Biochemical Technology Co., Ltd.
Telephone+86-400-002-6226 +86-13028896684;
Websitehttps://www.rrkchem.com
Hubei xin bonus chemical co. LTD
Telephone86-13657291602
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList1549548/0.htm
Z-trans Biochemistry Technology (Suzhou) Co.,Ltd
Telephone0512-66317708 13372112871
Website
Wuhan Hongde Yuexin Pharmaceutical Technology Co., Ltd
Telephone02783850058 15377551550
Websitehttps://www.chemicalbook.com/supplier/23547785/
DONBOO AMINO ACID COMPANY
Telephone +8613063595538
Websitehttp://www.donboo.com/
Guangdong wengjiang Chemical Reagent Co., Ltd.
Telephone0751-2815987 13927875076
Websitehttp://www.wj-chem.com
Nanjing Shizhou Biology Technology Co.,Ltd
Telephone 13675144456
Websitehttp://www.synzest.com
LGC Science (Shanghai) Ltd.
Telephone 17717235263
Websitehttps://www.lgcstandards.com/CN/en/Pharmaceutical/cat/279492
Shanghai Haohong Scientific Co., Ltd.
Telephone400-400-8210725
Websitehttps://www.leyan.com/
Z-trans Biochemistry Technology (Suzhou) Co.,Ltd
Telephone0512-66317708 13372112871
Websitehttp://zitrans.cn/
Shanghai Aladdin Biochemical Technology Co.,Ltd.
Telephone +86-18521732826
Websitehttp://www.aladdin-e.com/
