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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Полиэфирполиол |
型号 羟值 水分 酸值 pH值 钾 色度 黏度 不饱和度
mgKOH/g % mgKOH/g mg/Kg APHA mPa.s/25℃ mol/Kg
GEP-560S 54.0-58.0 ≤0.08 ≤0.05 5-7 ≤3 ≤50 400-600 -
GSE-3... |
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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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Сульфат аммония |
Test items Index
Exterior White crystalline
Nitrogen % ≥ 21
Water (H2O) % ≤ 0.2
free carbonic acid (H2SO4)% ≤ 0.03
Iron (Fe) % ≤ 0... |
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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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Биромат натрия |
Item Index
Sodium Dichromate(Na2Cr2O7O2H2O)% ≥ 99.3
Sulfate(SO4)% ≤ 0.2
Chloride(CL-)% ≤ 0.1
Package: 50kg plastic woven bag with plas... |
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