| ≥1 piece |
|
ITEM
|
FCC IV
|
GB13886-92
|
|
Appearance and shape
|
Almost white powder
|
White-light yellow powder
|
|
Size
|
80/100/200 mesh
|
80 mesh
|
|
Viscosity (1% solution)
|
≥800cp
|
≥600cp
|
|
Shear value
|
≥ 6.5
|
≥ 6.0
|
|
Drying loss (%)
|
≤ 13
|
≤ 13
|
|
Ash content (%)
|
≤ 13
|
≤ 13
|
|
nitrogen content (%)
|
≤ 1.5
|
≤ 1.7
|
|
Arsenic (ppm)
|
≤ 3
|
≤ 3
|
|
Heavy metal (ppm)
|
≤ 10
|
≤ 10
|