Supplier Page from Thermo Fisher Scientific for Auramine O, 80% dye content
2-Mesitylenesulfonyl chloride, 99% from Thermo Fisher Scientific
D-Cystine, 98% from Thermo Fisher Scientific
L(+)-Glutamic acid monosodium salt monohydrate, 99% from Thermo Fisher Scientific
trans-4-Hydroxy-L-proline, 99+% from Thermo Fisher Scientific