bromophenol blue biodiesle soap titration indicator
Item Description
Bromophenol Blue Indicator Solution
0.1% Solution by Weight in Water
Essential for Soap Titrations
Bromophenol Blue is used as an indicator when titrating for soap.The ph range is from 3.0 to 4.6. 3.0 and under will turn yellow. 4.6 and above will be a dark blue.