Potassium nitrate

Molecular Formula:KNO3
Molecular Weight:101.10

Inspection Items    Premium Grade      First Grade    Agricultural Grade     Optical Glass Grade

Purity %≥                    99.8                     99.4                  97.5                          99.9
Moisture %≤                0.10                    0.10                                                    0.10
Chloride(as Cl) %≤         0.01-0.03          0.02                 0.80                           0.01
Sulphate（as SO42-)         0.01                 0.01                                                0.005
Nitrogen (in nitrate) %≥                                                     13.5    
Insoluble Matter in Water %≤    0.01            0.02                                               0.01
Fe %≤                                   0.003                                                                  0.002
Hygroscopicity                       0.25                0.30                                              0.25
K2O≥                                                                                 46    
Particle MM                          0.2-2.5              2-5        

Specification：
Potassium Nitrate Product introduces:
Packing: Plastic woven bag or kraft paper bag inner with plastic bag in 20/25/50/1000kg net.
Special Explanations: 
It has the characteristics of high purity, 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.
Type: Prill, Crystalline, With anti-caking agent and Without anti-caking agent.
Protection: Operators should wear protective smock including respirator and rubber gloves, Be careful not to inhale the powder of potassium nitrate to protect respiration apparatus. 
Handing and Storage: Store in a cool, ventilated and dry house, away from moisture, heat or kindling. Avoid mixing with organic compound or sulphur  or reducer during storage and transportation in case of explosion. Protect the material from the sun and ran during transportation. Carefully load and unload in case of crash. 

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