Supplier Page from Aladdin Scientific Corporation for Collagen IV（human）
3-Chloro-2-methoxyphenylboronic acid (contains varying amounts of Anhydride) from Aladdin Scientific Corporation
Ethoprophos solution from Aladdin Scientific Corporation
Lithium arsenate from Aladdin Scientific Corporation
N,N-Diethylmethylamine from Aladdin Scientific Corporation