SULPHUR | ROCK PHOSPHATE | PHOSPHORIC ACID | AMMONIA ROCK PHOSPHATE Low Grade Rock Phosphate Of Various Origin PRODUCT SPECIFICATIONS Total Phosphates (as P2O5) - Percent by weight minimum - 29.5% Particle Size - Minimum 90% of the material shall pass through 0.15 mm I.S. Sieve and the balance 10% of the material shall pass through 0.25 mm I.S. Sieve back Sitemap