Chemical Name: Potassium Metaphosphate
Synonyms: Metaphosphoric acid potassium salt; Potassium Hexametaphosphate; Potassium oxophosphoniumdiolate
CAS No.: 7790-53-6
Molecular Formula: KPO3
Molecular Weight: 118.07
Parameter | Potassium Metaphosphate | Monopotassium Phosphate | Dipotassium Phosphate |
---|---|---|---|
CAS Number | 7790-53-6 | 7778-77-0 | 16788-57-1 |
Chemical Formula | KPO3 | KH2PO4 | K2HPO4 |
Purity Grade | Agricultural (≥98%) Food (≥99.5%) |
Technical (95-97%) | Reagent (≥99%) |
Solubility (20°C) | 1.2 g/100ml | 22.6 g/100ml | 149 g/100ml |
Crop: Citrus orchards in Mediterranean climate
Application: 0.9% solution via drip irrigation
Results: 18% yield increase with 35% P utilization improvement
Product: UHT-processed cheese sauce
Usage: 0.45% as emulsification stabilizer
Benefit: Extended shelf-life to 180 days at 4°C
Challenge: Phosphorus leaching in sandy soils
Solution: 1.1% metaphosphate fertigation program
Outcome: 22% reduction in fertilizer use with 40% P retention improvement
Requirement: Clean-label stabilizer for plant-based meats
Implementation: 0.38% potassium metaphosphate blend
Achievement: 90% consumer acceptance rate in sensory tests
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