Property:
Potassium Nitrate is a kind of white powder with colorless transparent crystalline powder, relative density:2.109,melting point:334°C. It releases oxygen at about 400°C.It's easily dissolve in water, not in alcohol. not easily deliquesce into the air. It's a kind of strong oxidizer, it can be burning and exploding when mixed with organism.
Special Explanations: The prill grade potassium nitrate that our company developed by ourselves has filled the domestic gaps. It has the characteristics of high purit, low iron and moisture and specially suitable for electronic glass production, firecracker, agriculture and tobacco planting etc., and has widely accepted by the domestic and international customers.
Specification:
Inspection Items | Unit | Industrial Grade | First Grade | Agricultural Grade |
Purity | %≥ | 99.8 | 99.4 | 97.5 |
Moisture | %≤ | 0.10 | 0.10 | - |
Chloride(as cl-) | %≤ | 0.01-0.03 | 0.02 | 0.80 |
Sulphate(as SO42-) | %≤ | 0.01 | 0.01 | - |
Insoluble Matter in Water | %≤ | 0.01 | 0.02 | - |
Fe | %≤ | 0.003 | - | - |
Hygroscopic | %≤ | 0.25 | 0.30 | - |
K2O | %≥ | - | - | 46 |
Nitrogen(in nitrate) | %≥ | - | - | 13.5 |
Particle Size | MM | - | - | 0.2-2.5 2-5 |
Applications:
It is mainly applied in TV glass, glass refining agent and motor light glass, fireworks and black powder, salt bath of heat treatment, concentrating agent; In agriculture area, it is mainly used to make compound fertilizer, foliar spray fertilizer, especially used for mango, tobacco, fruit tree, rubber. In additional, It is applied in cigarette paper, conservatives and chromogen in food industry, etc.
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Fertilizer potassium nitrate