item

index

COP-LFL

COP-HFL

appearance

white or light yellow powder

drying loss, %≤

10.0

weight of screen residue(0.59 mm), %≤

5.0

PH range

8～10

effective substance content, %≥

83.0

degradation residue, %≤

20.0

1% aqueous solution performance viscosity, mPa.s

10～20

＞20

APIfilter loss

after room temperature aging, mL≤

10

after 120 ℃/16 h aging, mL≤

18

20