1,for industry application ,not dap 18:46,
2,100% water soluble fertilzier
di-ammonium phosphate( dap)
molecular formula: (nh4)2hpo4
molecular weight: 132.0
standard executed: hg/t4132-2010(technical grade)
hg/t4132-2010(low as grade)
cas number: 7783-28-0
properties:
white granular crystal, relative density at 1.619g/cm3, melting point at 155 ℃ , easily soluble in water, insoluble in alcohol, ph value of 1% solution is 8.0
uses:
as a fire-prevention agent for fabric, timber and paper. for food grade it is mainly used as a fermentation agent, nourishment, and so on. used as a high effective non-chloride n, p compound fertilizer in agriculture. it contains totally 74% fertilizer elements, used as a basic raw material for n, p and k compound fertilizer.
packing and storage:
8 or 9.5 kgs woven pp bags lined with pe bags inner. store in dry and well ventilated places, and never pile it in the open air .
guaranteed technical specifications :
no. | specifications | industrial grade | food grade |
1 | main content% ≥ | 99.0 | 99.0 |
2 | phosphorus pentoxide% ≥ | 53.0 | 53.0 |
3 | nitrogen, as n % ≥ | 20.8 | 20.8 |
4 | ph value of 1% solution | 7.6-8.2 | 7.6-8.2 |
5 | moisture % ≤ | 0.2 | 0.2 |
6 | heavy metals, as pb %≤ | 0.001 | |
7 | arsenic, as as% ≤ | 0.0003 | |
8 | fluoride as f% ≤ | 0.001 | |
9 | water insoluble % ≤ | 0.10 |
0.10 |