Supplier Page from Aladdin Scientific Corporation for 5-Chloro-2-methylbenzoxazole
2-oxa-5,8-diazaspiro[3.5]nonane dihydrochloride from Aladdin Scientific Corporation
3'-Fluoro-4'-hydroxyacetophenone from Aladdin Scientific Corporation
Fluorescein PEG NHS, FITC-PEG-NHS from Aladdin Scientific Corporation
Potassium chromate from Aladdin Scientific Corporation