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Diammonium hydrogen phosphate (DAP) for fermentation

Properties: White granular crystal, relative density 1.619, melting point 155℃, easily soluble in water, insoluble in alcohol, PH value of 1% aqueous solution is 8.0, gradually loses ammonia in the air to form ammonium dihydrogen phosphate.
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Diammonium Hydrogen Phosphate (DAP)

Diammonium Phosphate

Chemical formula: (NH4)2HPO4

Molecular weight: 132.0

CAS No.: 7783-28-0

Executive standard: GB30613-2014 (food grade)

Properties: White granular crystal, relative density 1.619, melting point 155℃, easily soluble in water, insoluble in alcohol, PH value of 1% aqueous solution is 8.0, gradually loses ammonia in the air to form ammonium dihydrogen phosphate.

Uses: In the food industry, it is used as a starter, nutritional agent, wine fermentation, yeast food, etc.

Packing: inner plastic outer woven, net weight 25Kg, 50Kg, 1000Kg per bag, stored in a ventilated and dry place.

Specification parameters

[table unit: %]

Serial number  Indicator name    National standard  Internal control index 
Main content "in terms of (NH4) 2HPO4"  ≥  96.0-102.0  99 
Phosphorus pentoxide (calculated as P2O5)  ≥  53.5 
Nitrogen (in N)  ≥    21 
Arsenic (AS)  ≤  0.0003  0.0003 
Fluoride (in F)  ≤  0.001  0.0008 
Heavy metals (in Pb)  ≤  0.001  0.0008 
Water insoluble matter  ≤  0.008 
Moisture  ≤  0.1 
Sulfate (in terms of SO4)  ≤  0.008 
10  Iron (in Fe)  ≤  0.001 
11  Lead (in Pb)  ≤  0.0004  0.0004 
12  PH (10g/L solution)    7.6-8.2  7.6-8.2 
13  Chloride (in Cl)  ≤  0.0005 
14  Appearance    White crystalline particles 
Keyword:
food
insoluble
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Properties: White powder or block, the apparent specific gravity is above 0.3, the melting point is 1100 ° C, soluble in water, insoluble in alcohol, the aqueous solution is alkaline. It has high solubility in water (187 grams per 100 grams of water at 25°C), and has a slight deliquescence.
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Mail:PHOSPHATE@ALIYUN.COM

ADD:Industrial Park, Shuangsheng Town, Shifang City, Sichuan, China

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