Supplier Page from Thermo Fisher Scientific for Lead(II) titanium(IV) isopropoxide, 99.9% (metals basis), 5% w/v in isopropanol
1-Heptanol, 98% from Thermo Fisher Scientific
Inosine, 99% from Thermo Fisher Scientific
Melatonine, 99% from Thermo Fisher Scientific
trans-4-Hydroxy-L-proline, 99+% from Thermo Fisher Scientific