Supplier Page from Aladdin Scientific Corporation for α-naphthol phthalide indicator
(2S,3S)-1,4-Dioxaspiro[4.5]decane-2,3-diylbis(diphenylmethanol) from Aladdin Scientific Corporation
1,3,5-Trimethyl-4-(tributylstannyl)-1H-pyrazole from Aladdin Scientific Corporation
7-Bromo-1H-indazole from Aladdin Scientific Corporation
Tetrabutylammonium Diiodoaurate from Aladdin Scientific Corporation