Supplier Page from Aladdin Scientific Corporation for 2-Bromoanthracene
2-oxa-5,8-diazaspiro[3.5]nonane dihydrochloride from Aladdin Scientific Corporation
3,6-Diphenyl-2,5-dihydropyrrolo[3,4-c]pyrrole-1,4-dione from Aladdin Scientific Corporation
Potassium chromate from Aladdin Scientific Corporation
Tetryzoline from Aladdin Scientific Corporation