Appearance

White and Yellowish powder

Pass

Viscosity(2% solu.s)mPa.s

LVD-I(800-1200)

1108

Degree of substitution

≥0.92

0.93

PH of 1% solution(25°C)

6.0~8.0

6.99

Mositure(%)

≤8.0

6.27

Chloride(CL),%

≤1.0

0.59

Heavy metals (Pb)

≤0.0015

<0.0015

Iron(Fe),%

≤0.02

<0.02

Arsenic(As),%

≤0.0002

<0.0002

Lead (Pb),%

≤0.0005

<0.0005

Purity,%

≥99.0

99.28

Conclusion

Conform the standard