Phosphoric acid
Molecular formula: H3PO4P
CAS Number: 7778-77-0
Specification:
1) Phosphoric acid tech grade 85%
Appearance: Colorless transparent liquid
Packing: 25kgs plastic drum, 20mts in the 20’FCL
Usage: In food industry, it is used as sour odour agent, chelate agent, and yeast
nutrient agent
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Item
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Value
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Industry Grade
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Food Grade
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85%
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75%
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Excellent
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Grade 1
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Grade 2
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Excellent
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Grade 1
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Grade 2
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Colority ≤
|
20
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30
|
40
|
20
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30
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40
|
20
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Content (H 3 P O 4 ), % ≥
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85.0
|
85.0
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85.0
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75.0
|
75.0
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75.0
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75.0~86.0%
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Chloride(Cl ) , % ≤
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0.0005
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0.0005
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0.001
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0.0005
|
0.0005
|
0.001
|
|
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Sulphates( SO 4 ), % ≤
|
0.003
|
0.005
|
0.01
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0.003
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0.005
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0.01
|
|
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Iron(Fe), % ≤
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0.002
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0.002
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0.005
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0.002
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0.002
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0.005
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|
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Arsenic (As) , % ≤
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0.0001
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0.005
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0.01
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0.0001
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0.005
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0.01
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0.00005
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Arsenic (Pb), % ≤
|
0.001
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0.001
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0.05
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0.001
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0.001
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0.05
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0.0005
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Heavy metals ( F), % ≤
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|
|
|
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0.0010
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Easily oxidated matter( H 3 PO 3 ), % ≤
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|
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0.012
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Phosphoric acid 85% food grade,Meet GB3149-04,FCC Standard
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Appearance
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Transparent colorless sticky liquid
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Colority
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20 max
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Assay as H3PO4
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85% min
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Chloride as Cl
|
5 ppm max
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Sulphate as SO4
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50 ppm max
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Heavy metals as Pb
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5 ppm max.
|
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Reductive matter as H3PO3
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0.012% max
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Arsenic as As
|
0.5 ppm max
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Iron as Fe
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10 ppm max
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Fluoride as F
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10 ppm max
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