性 能Property |
GB1904-2005 |
测试结果 Test Result |
1%水溶液黏度 Viscosty (1%solu.s)mpa.s |
5000-6000 |
5680 |
水分
Moisture %
|
≤8.0 |
7.5
|
PH值 |
6.0-8.5 |
6.90
|
Purity,% |
Min.99.5 |
99.65
|
取代度.D.S Degree of substitution |
0.7-0.9 |
0.82
|
重金属含量:% Heavy metal (pb)%
|
≤0.001
|
≤0.0015
|
铅% Pb(%) |
≤0.0005 |
≤0.0005 |
铁 % Fe(%)
|
≤0.02 |
≤0.02 |
砷 % As(%)
|
≤0.0002
|
≤0.0002
|