Tuesday, September 20, 2011

Diammonium Phosphate,DAP

1.Diammonium phosphate,DAP
2.Appearance: White crystal
3.Formula: (NH4)2HPO4
4.Content: >=98%
5.Packing: 9kg net woven bag
Diammonium phosphate,DAP

Molecular formula : (NH4)2HPO4
Molecular weight : 132.05
Model No.: CF-DAP621(Industrial grade), CF-DAP622(Low arsenic grade)
Standards : Enterprise standard
Property : White sand-like crystal, special gravity:1.619, melting point : 155oC, easy soluble in
water. pH value of 1% water solution is 8.0.

Specification:

Specification
Industrial grade
Low arsenic grade
Appearance
White crystal
White crystal
Total content %
≥98
≥98
P2O5 content %
≥53
≥53
N content %
≥20.8
≥20.8
Moisture %
≤0.2
≤0.2
Water insoluble matters %
≤0.1
≤0.1
Heavy metal ( base on Pb ) %
--
≤0.001
As ( base on As ) %
--
≤0.0003
Fluoride ( base on F ) %
--
≤0.005

Usage:
Used as fire retardant, fire-proofing agent, fire-proof agent additive for wood, paper, fabric, used
in manufacturing late making, medicine and radio tube, also used in phosphorus, nitrogen high
efficient compound fertilizer. Low arsenic grade is mainly used as nutrient.
Packing:
9kg woven bag with plastic liner.

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