Supplier Page from Aladdin Scientific Corporation for Yellow Hue standard colorimetric solution（Y）
1,1',3,3,3',3'-4,4',5,5'-Di-benzo-2,2'-indotricarbocyanine perchlorate from Aladdin Scientific Corporation
4-oxa-7-azaspiro[2.5]octan-6-one from Aladdin Scientific Corporation
MRL-248 from Aladdin Scientific Corporation
Sodium iodide from Aladdin Scientific Corporation