ITEM

STANDARD

RESULT

APPEARANCE 

COLOURLESS TO LIGHT YELLOW CLEAR LIQUID

LIGHT YELLOW CLEAR LIQUID

ACTIVE ASSAY (w/w)

78%~82%

80.28%

PH VALUE (10% WATER SOLUTION)

5.0~9.0

7.60

COLOR CHROMA (APHA)

≤150#

70#

CONTENT OF FREE AMINE (w/w)

≤1.5%

0.66%