3B Pharmachem (Wuhan) International Co.,Ltd.
Telephone821-50328103-801 18930552037
Websitehttps://www.chemicalbook.com/ShowSupplierProductsList13285/0_EN.htm
Roark Standards
Telephone0755-83552066 15986688328
Websitehttp://roarkstandards.com
PI & PI BIOTECH INC.
Telephone+86-13602409664 +86-17788709170
Websitehttps://www.paypaytech.com/
Shanghai Anyinuo Biomedical Technology Co., Ltd.
Telephone021-34625901 18018851262;
Websitehttps://www.aynchem.com
QUALITY CONTROL SOLUTIONS LTD.
Telephone+86-0755-66853366 +86-13670046396
Websitehttps://www.qcsrm.com