二、聚合氯化鋁技術(shù)參數(shù):
指標(biāo)名稱
|
指標(biāo)
|
|
一等品
|
||
飲用水%
|
非飲水%
|
|
氧化鋁(AL2O3)的質(zhì)量分數(shù)/% ≥
|
28-30
|
27-29.0
|
鹽基度/%
|
40-90
|
40-90
|
密度(20oC)/(g/cm3)≥
|
1.12
|
1.12
|
水不溶物的質(zhì)量分數(shù)/% ≤
|
1.0
|
1.5
|
PH(1%水溶液)
|
3.5-5.0
|
3.5-5.0
|
砷(As)的質(zhì)量分數(shù)/% ≤
|
0.005
|
0.005
|
鉛(Pb)的質(zhì)量分數(shù)/% ≤
|
0.001
|
0.003
|
鎘(Cd)的質(zhì)量分數(shù)/% ≤
|
0.002
|
0.002
|
汞(Hg)的質(zhì)量分數(shù)/% ≤
|
0.00001
|
0.00001
|
六價鉻(Cr+6)的質(zhì)量分數(shù)/% ≤
|
0.005
|
0.005
|
注:表中液體產(chǎn)品所列砷、鉛、鎘、汞、六價鉻,當(dāng)氧化鋁含量〉10.0%時,應(yīng)按實際含量折算成氧化鋁10.0%產(chǎn)品,計算各項雜志指標(biāo)
|