Supplier Page from Thermo Fisher Scientific for Bromothymol Blue, ACS
4-Isopropylbenzoic acid, 98+% from Thermo Fisher Scientific
Acetylenedicarboxylic acid, 98% from Thermo Fisher Scientific
Mineral oil, for spectroscopy, suitable for nujol mull preparations for IR-spect from Thermo Fisher Scientific
trans-4-Hydroxy-L-proline, 99+% from Thermo Fisher Scientific