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Ammonium Dihydrogen Phosphate (MAP) for Fermentation

Category
category：Yeast Fermentation Application
Properties: White granular crystal, relative density 1.803, melting point 190℃, easily soluble in water, slightly soluble in alcohol, insoluble in ketone, PH value of 1% aqueous solution is 4.5.
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Parameters

Ammonium Dihydrogen Phosphate (MAP)

Monoammonium Phosphate

Chemical formula: NH4H2PO4

Molecular weight: 115.0

CAS No.: 7722-76-1

Executive standard: GB25569-2010 (food grade)

Properties: White granular crystal, relative density 1.803, melting point 190℃, easily soluble in water, slightly soluble in alcohol, insoluble in ketone, PH value of 1% aqueous solution is 4.5.

Uses: Widely used in various leavening agents, nutritional agents, fermentation aids, yeast foods, dough improvers, etc.

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

Serial number  Indicator name    National standard  Internal control index 
1  Main content (calculated as NH4H2PO4)  ≥  96.0-102.0  99 
2  Main content (calculated as P2O5)  ≥  /  61.5 
3  Nitrogen (in N)  ≥  /  12 
4  Arsenic (AS)  ≤  0.0003  0.0002 
5  Fluoride (in F)  ≤  0.001  0.0008 
6  Heavy metals (in Pb)  ≤  0.001  0.0008 
7  Water insoluble matter  ≤  /  0.008 
8  Moisture  ≤  /  0.1 
9  Sulfate (in terms of SO4)  ≤  /  0.008 
10  Iron (in Fe)  ≤  /  0.0005 
11  Lead (in Pb)  ≤  0.0004  0.0004 
12  PH (10g/L solution)    4.3-5.0  4.3-5.0 
13  Chloride (in Cl)  ≤  /  0.0005 
14  Appearance    White crystalline particles  White crystalline particles 

磷酸二氢铵营养成分

Nutritional composition  Content 
Phosphorus pentoxide  0.61 
Nitrogen content  0.12 
Total nutrients 0.73

水溶性测试参考值

Water temperature (℃)

0

10

20

30

40

60

Solubility (g/ml)

22.7

39.5

37.4

46.4

56.7

82.5
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Food Grade Potassium Dihydrogen Phosphate (MKP)
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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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