Соляная кислота
Item Index
Total acidity（HCI） ≥ 31.0
Iron（Fe） ≤ 0.002
Residue on ignition ％ ≤ 0.05
Free chlorine（CI）％ ≤ 0.004
Arsenic(As)％ ≤ 0.0001
Sulfate％ ≤ 0.005
Note: As indicators mandatory
Packing: 850 liters, 1000 liters plastic bucket.
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Серная кислота | Item Index Concentrated sulfuric acid Fuming sulfuric acid Sulphuric acid(H2SO4)％ ≥ 92.5or98.0 - Free sulfur trioxide(SO4)％ ≥ - 20.0or25.... |
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Цинковый купорос | zinc sulfate monohydrate Zinc sulfate heptahydrate Molecular Formula: ZnSO4 .H2O Molecular Formula:ZnSO4 .7H2O HG2934-2000 HG/T 2326-2005 CA... |
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Сульфид натрия | Class 1 Class 2 Class 3 Test items Superior grade A first-rate product Acceptable product A first-rate product Acceptable product Sodium Sulphi... |
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оксид цинка | Test items Indirect method Direct method Zinc oxide(counted by dried substances )% ≥ 99.7 99.5 Metal ( Zn ) % ≤ None None Lead oxide( Pb ... |
