Name of commodity:Specification: ITEMS ANALYSIS RESULTS WHITENESS 98.7% PURITY 98.59% Fe 0.001% SUBSTANCES SOLUBLE IN WATER 0.104% PH 7.38 VOLATILES (105) 0.087% OIL ABSORPTION 15.5% SIZE OF GRANULAR RESIDUE (45 MICRON SIEVE) 0.066% BELOW 10 MICRON 80% MIN BELOW 5 MICRON 60% MIN BELOW 2 MICRON 25% MIN