|
規(guī)格
指標名稱
|
二級
|
三級
|
指定級
|
|
含量/%
|
99.0-101.0
|
98.0-101.0
|
根據(jù)客戶要求定做
|
|
水不容物/%
|
≤0.005
|
≤0.02
|
|
|
氯化物(Cl) /%
|
≤0.001
|
≤0.005
|
|
|
總氮量(N) /%
|
≤0.001
|
-
|
|
|
磷酸鹽(PO4) /%
|
≤0.000 5
|
≤0.002
|
|
|
砷(As) /%
|
≤0.000 2
|
≤0.000 2
|
|
|
錳(Mn) /%
|
≤0.05
|
-
|
|
|
高鐵(Fe) /%
|
≤0.02
|
≤0.10
|
|
|
銅(Cu) /%
|
≤0.002
|
≤0.01
|
|
|
鋅(Zn) /%
|
≤0.005
|
≤0.02
|
|
|
鉛(Pb)/%
|
≤0.002
|
≤0.005
|
|
|
氨水不沉淀物(硫酸鹽)/%
|
≤0.05
|
≤0.2
|
廠家直銷試劑級分析純硫酸亞鐵