|
項目
|
標(biāo)準(zhǔn)
|
|
優(yōu)級品
|
一級品
|
|
Mo%
|
≥39
|
≥39
|
水不溶物%
|
≤0.05
|
≤0.05
|
Fe%
|
≤0.005
|
≤0.05
|
SO4%
|
≤0.1
|
≤0.5
|
As%
|
≤0.001
|
|
Cl%
|
≤0.02
|
≤0.2
|
Pb%
|
8.5-9
|