Potassium Nitrate

Potassium Nitrate – Industrial Grade

- Product Identification
CAS No. : 7757 - 79 - 1
EINECS No. : 231 - 818 - 8
Formula : KNO3
Molecular Weight : 101.1
H. S. Code : 2834.2190
Toxicity : Oral rat LD50: 3750 mg/kg
Synonyms : Nitre; Nitric Acid Potassium Salt; Saltpeter; Vicknite; Kalii Nitras; Kaliumnitrat (German); Nitrate Of Potash; Kaliumnitrat (Dutch); Nitrato de potasio (Spanish); Nitrate de potassium (French)

- Physical And Chemical Properties
Physical State : Colorless and transparent rhombic crystals or white powder
Melting Point : 334oC
Boiling Point : (Decomposes at 400 oC)
Specific Gravity : 2.11
Solubility In Water : soluble
Vapor Density : 3.0
NFPA Rating : Health: 2; Flammability: 0; Reactivity: 0 Special Hazard: OX
Flash Point : Not combustible, but substance is a strong oxidizer
Stability : Stable under ordinary conditions

- Applications
Industrial Grade
- Used as the raw material of Fireworks to produce Purple Flame, Black Powder in Mining, Fuse (Ignition Wire) and Firecracker.
- Used for Heat Transfer Salts, Heat Treatment Salt Bath, production of Cigarette Paper.
- Used as Catalyst and Mineral Processing Agent, Ceramic Glaze and Enamel.
- Used as Color Fixative and Preservative.
Optical Glass Grade
- Used as Glass Refining Agent and for the production of Auto Lamp Glass, Optical Glass, Cell Phone and Computer Touch Screen, Clock Glass, TV Kinescope Glass.
Agriculture Grade
- Increase yield, improve quality, accelerate the ripening, enhance disease resistance, Prolong the shelf life.
- Widely used in various grain crop, economic crop, as base fertilizer or additional fertilizer, Foliar fertilizer, cultivation without soil, especially suitable for tobacco, fruit crops.

- Specification (Industrial Grade)
Testing Items/ Quality Standard (First Class) GB/T 1918 - 2011 / Quality Standard
Appearance : White Powder / White Powder
Purity : 99.4% Min / 99.7% Min
Moisture : 0.10% Max / 0.10% Max
Chloride (as Cl) : 0.02% Max / 0.01% Max
Water Insoluble : 0.02% Max / - - - - - - - -
Sulphate (as SO4) : 0.01% Max / 0.005% Max
Hygroscopicity : 0.30% Max / - - - - - - - -
K2CO3 : - - - - - - - - / 0.01% Max
PH : 6 / 6.5 - 8
Particle Size : 80 - 100MESH / 30 - 80MESH (200 - 500UM)

- Specification (Optical Glass Grade)
Testing Items / Quality Standard / Reference Testing Results
Appearance : White Crystal / White Crystal
Purity : 99.80% Min / 99.92%
Moisture : 0.06% Max / 0.028%
K2CO3 : 0.01% Max / 0.005%
Sulphate (as SO42 - ) : 0.005% Max / 0.005%
Chloride (as Cl) : 0.005% Max / 0.0035%
Water Insoluble : 0.01% Max / 0.003%
Fe : 0.002% Max / 0.002%
Natrium (Na) : 0.01% Max / 0.008%
Particle Size : 30 - 80MESH (200 - 500UM) / Conforms

- Transportation
Storage : Stored in cool, ventilated and dry warehouse.
Packing : In 25kgs net PP woven bags or 1200Kgs Jumbo Bags.
Hazard Class : 5.1 (Packing Group: III)
Un No. : 1486

- Other Trade Information
Min. Order Quantity : 20 MTS
Supply Capacity : 120,000mts / Year
Loading Capacity : 27Mts / 1080Bags (1x20'FCL)
Port of Loading : Huangpu, China
Fresh Stocks : Yes
Ref. Price :
(1). USD740. - ~ USD750. - /MT FOB Huangpu, China (Industrial Grade)
(2). USD1,300. - ~ USD1,450. - /MT FOB Huangpu, China (Optical Glass)
Shipment Time : Within 2 - 3 weeks upon receipt of advance payment or L/C.
Payment Terms : T/T, L/C ( Sight / 90days ), D/P, Western Union
Origin : Hunan, Jiangxi, Shanxi
Sample Availability : Yes
Main Export Markets : Pakistan, Malaysia, Russia, Turkey, Brazil, Argentina, India, Indonesia