Monoammonium Phosphate MAP
Chemical formula: NH4·H2PO4
Molecular weight: 115.026
CAS No.: 7722-76-1
EINECS No.: 231-764-5
H.S CODE: 31054000
Property:
White crystalline free flowing solid. Density is 1.0803, melting point is190℃. soluble in water easily, Slightly soluble in alcohol, insoluble in acetone.
Uses:
As a high effective non-chloride N, P compound fertilizer in agriculture, 100% water soluble fertilizer. For the fertigation , foliar application, drip irrigation and spray irrigation. Its total nourishment (N+P2O5) is at 73%, and also used as a basic raw material for N, P and K compound fertilizer. As a fire-prevention agent for fabric, timber and paper, dispersant for fiber processing and dyestuff industry, enamels for enamel,as well as used for fire retardant coating, dry powder for fire extinguisher and printing plate making industries. In the food industry: as leavening agent, dough regulator, yeast food, brewingfermentation additives and buffering agent, and so on. Also used as Animal feed additives and in industry of pharmaceutical manufacturing.
Packing:
Plastic woven bag. Net weight 25 Kg、 50Kg 、1000Kg , store at a cool, dry and well ventilated place.
Standard executed: HG/T4133-2010(Tech grade)/ GB 25569-2010(Food grade)
Specifications | Food Grade | Tech Grade | |
Wet | Hot | ||
Main content (NH4H2PO4计) %≥ | 99.0 | 98.0 | 99.0 |
Phosphorus pentoxide, P2O5 %≥ | 61.0 | 60.5 | 61.0 |
Nitrogen, as N %≥ | 12.0 | 11.5 | 12.0 |
PH of 1% solution | 4.3-5.0 | 4.0-5.0 | 4.2-4.8 |
Water insoluble | 0.10 | 0.3 | 0.1 |
Moisture (H2O) %≤ | 0.20 | 0.5 | 0.5 |
Arsenic (as As) %≤ | 0.0003 | - | 0.005 |
Fluoride(as F) %≤ | 0.001 | - | 0.02 |
Heavy metal (as Pb) %≤ | 0.001 | - | 0.005 |
Sulphate (as SO4) %≤ | -- | 1.2 | 0.9 |
Pb %≤ | 0.0004 |
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