| PRODUCT IDENTIFICATION |
| CAS NO. |
7757-79-1 |
| EINECS NO. |
231-818-8 |
| FORMULA |
KNO3 |
| MOL WT. |
101.1 |
|
H.S. CODE
|
2834.21 |
| TOXICITY |
Oral rat LD50: 3750 mg/kg |
| SYNONYMS |
Nitre;Nitric Acid Potassium Salt; Saltpeter; Vicknite;Kalii Nitras; Kaliumnitrat (German); Niter; Nitrate Of Potash;
|
| PHYSICAL AND CHEMICAL PROPERTIES |
| PHYSICAL STATE |
odorless white crystals |
| MELTING POINT |
334 C
|
| BOILING POINT |
(Decomposes at 400 C) |
| SPECIFIC GRAVITY |
2.11 |
| SOLUBILITY IN WATER |
soluble |
| VAPOR DENSITY |
3.0 |
| NFPA RATINGS |
Health: 2; Flammability: 0; Reactivity: 0 Special Hazard: OX |
| FLASH POINT |
Not combustible, but substance is a strong oxidizer |
| STABILITY |
Stable under ordinary conditions |
| SALES SPECIFICATION |
| APPEARANCE |
white powder |
| ASSAY (as KNO3) |
99.5% min |
| POTASSIUM OXIDE (as K2O ) |
46.0% min |
| NITROGEN |
13.0% min |
| MOISTURE |
0.1% max |
| WATER INSOLUBLES |
0.02% max |
| SUIPHATE (as SO4) |
0.01% max |
| CHLORIDE (as Cl) |
0.03% max |
| IRON(as Fe) |
0.002% max |
| NITRITES |
0.01% max |
| HEAVY METAL (as Pb) |
0.001% max |
| PARTICLE SIZE |
100% -20 mesh, 95% +200 mesh |
|
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