Approx. Rs 65 / Kg
Properties | Specification | ||
Molecular formula | H6NO4P | Molecular Weight. | 115 |
Molar mass | 115.03 | Appearance | White Crystalline |
Appearance | white tetragonal crystals | PH OF 5% Solution | 4.2 – 4.6 |
Density | 1.80 g/cm3 | Assay % Min | 98/99 |
Solubility | 40.4 g/100 ml | Phosphate as P2O5 Min | 61 |
Approx. Rs 46 / Kg
Properties | Specification | ||||
Molecular formula | Na3PO4 | (Anhydrous) | (Crystal) | ||
Molar mass | 163.94 | PH OF 1% Solution Solubility Of 10% Solution | 11.5 - 12.8 % Min. Clear & colorless. | PH of 5% Solution | 11.5 - 12.8 |
Density | 1.620 g/cm3 (dodecahydrate) | Assay | 98.5 % Min. | Solubility of 10% solution | Clear & Colourless |
Melting point | 73.5 °C decomp. (dodecahydrate) | Phosphate as P2O5 | 42.5 % Max | Assay % Min | 99.5 |
Solubility in water | 1.5 g/100 ml (0 °C) 8.8 g/100 ml (25 °C) | Iron Fe | 0.002 % Max | Phosphate as P2O5 % Min Iron (Fe) % Max | 18.0 0.002 |
Basicity (pKb) | 2.23 | Heavy Metal as (Pb) | 0.002 % Max | Carbonate % Max Heavy Metal as( Pb) % Max | 0.09 0.002 |
Arsenic (As) | 0.005 % Max | Arsenic(As) % Max | 0.005 | ||
Free Alkalinity | 3.5 % Max | Free Alkalinity % Max | 3.5 | ||
L.O.D at 110 C | 1.0 | L O D at 110°C % Max | 57 |
Approx. Rs 150 / Kg
Properties | Specification | ||
Molecular formula | Na6P6O18 | Phosphorus Pentoxide (P2O5) | 68.3% Min |
Molar mass | 611.7704 | Non-living Phosphorous (P2O6) | 7.5% Min |
Appearance | White crystals | Water Insoluble | 0.04% Max |
Odor | odorless | Iron (Fe) | 0.03% Max |
Density | 2.484 g/cm3 | pH of 1% solution | 5.8~7.0 |
Melting point | 628 °C, 901 K, 1162 °F | Appearance | White Powder or crystal |
Boiling point | 1500 °C, 1773 K, 2732 °F |
Approx. Rs 135 / Kilogram
Properties | Specification | ||
Molecular formula | K2HPO4 | Molecular Weight | 174 |
Molar mass | 174.2 | Appearance | White Powder |
Appearance | White powder deliquescent | PH OF 5% Solution | 9.0 – 9.5 |
Odor | odorless | Assay on dried basis % Min | 98/99 |
Density | 2.44 g/cm3 | Phosphate as P2O5 % Min | 39.5 |
Melting point | >465 °C decomp. | L.O.D. at 100 C % Max | 2 to 3 |
Solubility in water | 149.25 g/100 ml (20 °C) |
Approx. Rs 50 / Kg
Properties | Specification | |
White anhydrous powder | Molecular Weight | 142 |
Soluble in water | Limits | T |
Very soluble in alcohol | Appearance | White anhydrous |
Low Toxicity | PH of 5% Solution | 8.5 – 9.5 |
Nonflammable | Assay % Min | 98/99 |
Phosphate as P205 % Min | 49 | |
Iron (Fe) % Max | 0.02 | |
Chloride (Cl) % Max | 0.05 | |
Sulphate (SO4) % Max | 0.02 | |
Heavy Metal as( Pb) % Max | 0.02 | |
L O D at 110°C % Max | 2 to 3 |
Approx. Rs 200 / Kg
Properties | Specification | ||
Molecular formula | K3PO4 | Assay on dried basis % Min | 98/99 |
Molar mass | 212.27 | Phosphate as P2O5 % Min | 32.5 |
Appearance | white powder deliquescent | L.O.D. at 110 C % Max | 4 |
Density | 2.564 g/cm3 (17 °C) | ||
Melting point | 1380 °C | ||
Solubility in water | 90 g/100 ml (20 °C) |
Approx. Rs 85 / Kg
Properties | Specification | ||
Molecular formula | NAH2PO4 | Appearance | White Anhydrous |
Molar mass | 57.04 | Assay (NH4HF2 ) | 98/99 |
Density | 1.50 g cm-3 | pH (5% v/v: water) | 4.2 - 4.8 |
Melting point | 190 C | Molecular Weight | 119.98 g/mol |
Boiling point | 73.45C | ||
Solubility in water | 59.9 g/100 mL (0C) |
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Kishore N. Nikate
Shreenivas Chemicals Pvt. Ltd.
Mulund West, Mumbai,
Maharashtra,
India