KS M 8475-2008(2023)
Methylthymol blue
KS M 8367-2019
Thymol blue (Reagent)
KS M 8367-2019(2024)
Thymol blue (Reagent)
MIL MIL-B-11845B Notice 1-Cancellation
BROMOTHYMOL BLUE SOLUTION: INDICATOR, 6.0 TO 7.6 PH RANGE (NO S/S DOCUMENT) (SUPERSEDING MIL-B-11845A)