COMPARATIVE TEST METHOD FOR DEHA
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COMPARATIVE TEST METHOD FOR DEHA
Take sample in 2 cells with 10 ml of Standard Solution of DEHA.
Then in both cell add 6 drops DEHA Test Solution and mix. Then add 1.0 ml (25 drops) DEHA Indicator Solution and mix.
Place the cell in a dark area and wait for 10 minutes.
Rotate disc until fully colour is obtained. Record disc reading.