NO. Test Item Standard
1 Color White or almost white, or yellowish no different color
2 Odor It has the odor that the product should have,no peculiar smell
3 State form In granular, flake or powder form, no visible mpurities
4 Moisture % 14
5 Finess.(psss 100 mesh)% ≥98.0
6 Spot,(piece/cm2) ≤2.0
7 PH 5.0-7.5
8 Whiteness (457nm Blue light reflectivity)% ≥89.0
9 Viscosity.5%, BU ≥800
10 Acetyl ≤2.5
11 Ash,% ≤0.5