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Company: Choice Chemicals Ltd.
Address: You'a Headquarters Office Building,Chaoyang Front Street, Furong District, Changsha,Hunan Province 410000,China
Mobile: 0086 731 89878447
E-mail: info@choice-chem.com
Diammonium phosphate (DAP 21-53-0)
Information
Appearance |
White crystal |
CAS NO. |
7783-28-0 |
EINECS. |
231-987-8 |
H.S. CODE |
2835100000 |
Molecular formula |
(NH4)2HPO4 |
Molecular weight |
132.06 |
Quality Standard
Quality Standard:HG/T 413 3 2010
Component | National Standard | Typical |
Main content (NH4)2HPO4,% | ≥98.0 | 99.35 |
Nitrogen,% | ≥21.0 | 21.13 |
P2O5,% | ≥53.0 | 53.36 |
Moisture,% | ≤0.20 | 0.10 |
Water insoluble,% | ≤0.1 | 0.01 |
Application
-
As a Fertiliser
Diammonium phosphate (DAP 21-53-0) is widely used as a source of phosphorus and nitrogen, and as a fertiliser it is excellent for low pH or alkaline soils.
Non-Agricultural Uses:
Used as a fire retardant.
Used as a yeast nutrient in wine-making and the brewing of mead.
Used as an additive in some brands of cigarettes purportedly as a nicotine enhancer.
Used as a flux in soldering tin, copper, zinc and brass.
Used to control the precipitation of alkali-soluble and acid-insoluble colloidal dyes for wool.
Packaging & Transportation
Packing: Externally consists of polypropylene woven bags, and internally of paper-plastic composite bags; Kraft paper bags lined with polyethylene plastic bags.
Net weight: 25, 50, or 1000kg bags, or customized according to customer requirements.