Products Description
|
Product
|
Ferrous Sulfate Heptahydrate
|
|
CAS no.
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7782-63-0
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|
Purity
|
90%-98%
|
|
Color
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Light Blue or Green Powder
|
|
Shape
|
Crystalline Powder
|
|
Particle size
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60-80 mm
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|
Packaging
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25kg/ 50kg/ 1000kg bag
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|
Sample
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Free within 500g
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|
Classification
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Non-hazardous Chemicals
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Molecular formula
|
FeSO4 7h2o
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|
Use
|
Water Treatment
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|
Brand
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N/M
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|
Delivery
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2weeks
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Specification
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TEST ITEMS
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RESULTS
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TEST STANDARD
|
|
FeSO4•H2O
|
FeSO4•7H2O
|
|
|
MAIN CONTENT
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≥91.3%
|
≥90.0%
|
|
TiO2
|
–
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≤0.75%
|
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INSOLUBLE
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–
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≤0.50%
|
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FREE ACID (AS H2SO4)
|
–
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≤1.00%
|
|
FE
|
≥30.0%
|
–
|
|
ARSENIC
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≤2（mg/kg）
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≤0.0002%
|
|
PB
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≤15（mg/kg）
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≤0.0004%
|
|
CD
|
≤3（mg/kg）
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≤0.0001%
|
|
HG
|
–
|
≤0.00002%
|
|
CR
|
–
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≤0.001%
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|
MESH (180um )
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≥95%
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–
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