Supplier Page from Aladdin Scientific Corporation for Neutral red (C.I. 50040)
2-oxa-5,8-diazaspiro[3.5]nonane dihydrochloride from Aladdin Scientific Corporation
3-cyano-1H-indole-7-carboxylic acid from Aladdin Scientific Corporation
4-Hydroxy-4'-nitrobiphenyl from Aladdin Scientific Corporation
Fluorescein PEG NHS, FITC-PEG-NHS from Aladdin Scientific Corporation