Export Department：
Tel： +86-358-3561707
+86-03583561207
Fax：+86-0358-3561207
Potassium nitrate
Formula: KNO3
Molecular weight: 101.11
Standard: GB1918-1998
Product Specification: Industrial Grade；Agricultural Grade; High-purity grade (large granular crystals)
Potassium Nitrate KNO3, The molecular weight of 101.11, colorless, transparent rhombic or diamond white crystal powder, soluble in water, insoluble in ethanol, in the air is not easy to deliquescence . Mainly used in CRT glass bulbs, car lights, glass bulbs, glass clarifier. Used for crops and flowers in compound fertilizer and foliar spray fertilizer and for fireworks to produce a purple spark.
| Indicator |
|
High-purity Grade |
Excellent |
First Grade |
Agricultural Grade |
|
Potassium Nitrate （KNO3） content |
≥ |
99.9% |
99.8% |
99.4% |
98.0% |
|
Moisture Content |
≤ |
0.10% |
0.10% |
0.10% |
0.10% |
|
Chloride（Cl- ) |
≤ |
0.005% |
0.01% |
0.01% |
0.10% |
|
Water Insoluble |
≤ |
0.005% |
0.01% |
0.01% |
0.10% |
|
Sulfate SO42- |
≤ |
0.003% |
0.005% |
0.005% |
--- |
|
Moisture absorption rate |
≤ |
0.20% |
0.25% |
0.30% |
--- |
|
Iron（Fe ) content |
≤ |
0.001% |
0.003% |
0.003% |
--- |
|
Potassium Hydroxide（K2O) content |
≥ |
--- |
--- |
--- |
46.0% |
|
（N ) content |
≥ |
--- |
|
|
|
.jpg){kind=small}