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Mail：info@sky-phos.com 
About us
Guizhou Sky-Phos Chemicals Co., Ltd. (simplified as Sky-chem. hereinafter) is a emerging industrial and trading enterprises group. Located in Guizhou province, which was known as the capital of phosphorus, relying on its own phosphorus corporate entities...
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Disodium Dihydrogen Pyrophosphate (SAPP) food grade
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Product Name
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Disodium Dihydrogen Pyrophosphate (SAPP) food grade
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Product Detail
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Synonyms: Sodium Acid Pyrophosphate
Molecular formula： Na2H2P2O7
Molecular weight： 221.95
CAS No.: 7758-16-9
EINECS No.: 231-835-0
H.S CODE: 28353990
Appearance: White powder or white granule; Density: 1.86; Dissolved in water; Un-dissolved in ethanol.
Usages: It can be used as hametz in food baking and control the efficiency; It can be used in food
to make the food stored longer time.
Packing and storage：25Kg, 50Kg，1000kg in braided bag lined with plastic. Store it in ventilated, dry and clean place. Moisture proof.
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Index
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Food grade
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Content (Na2H2P2O7)%≥
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95.0
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Phosphorus pentoxide（P2O5）
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63.0-64.0
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PH value
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3.5—4.5
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Water-insoluble % ≤
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1.0
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Fluoride (F)% ≤
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0.005
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Heavy metal (Pb)% ≤
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0.001
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Arsenic (As)% ≤
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0.0003
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Loss on burning（105℃）%≤
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0.5
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