Цинковый купорос
Testing Items monohydrate heptahydrate
Appearance White powder --
Zinc Sulphate content % ≥ 96.09 99
Zn % ≥ 35 22.51
Pb % ≤ 0.001 0.001
As % ≤ 0.0005 --
Cd % ≤ 0.001 0.001
Fineness 60~80 mesh % ≥ 95 --
Water insoluble matter % ≤ -- 0.02
PH % ≥ -- 3
Fe % ≤ -- 0.003
Mn % ≤ -- 0.005
Packaging: 25kg Weaving.
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Кокосовые активированные угли |
Item Index
Iodine value(mg/g) ≥ 900
Filling density(g/cm3) 0.45
Loss on drying(%) ≤ 10
Strength(%) ≥ 97
PH value 6-8
Granularity (ey... |
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Триоксид мышьяка |
Main content Other impurities
Arsenic trioxide Iron Lead Chlorine Chromium Cadmium Water
As2O3 Fe Pb Cl Cr Cd H2O
≥ ≤ ≤ ≤ ≤ ≤... |
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Пиросернистокислый натрий |
Test items Refined High-purity grade Food-grade Industrial-grade
Sodium metabisulfite % ≥ 98.5 98 97.5 97.0
Iron Fe % ≤ 0.0005 0.001 0.0015... |
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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 ... |
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Стеклянныхчешуек |
一、Ingredients:
Acid alkali glass.
二、Performance:
1、Anti-corrosion medium penetration.
2、Improve the mechanical strength.
3、Lower lining c... |
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