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PHMB 20% solution
Appearance
almost colorless or pale yellowish clear liquid
PH ( 1%)
between 4.0 to 5.0
Density
1.039-1.046
Soluble in water
totallyt soluble in water
Absorbance E 1%/1cm ( by 237nm)
Min 400
Ratio of Absorbance
1.2-1.6