Physical & chemical specifications: Appearance: snowy white powder Particle size: 95% pass 60/120/200 mesh Viscosity ( m. Pas ) >5 Total ash content< 30% Moisture< 12% KCL Gel Strength(g/cm2) (1.5%, 0.2Kcl1%) > 1200/1100/1000 Transparency( T%) >70 Ph value 7.0-9.0 Ash of not dissolve into acid (%) < 1.0 Sulphate (%) 15-40 Arsenic content (ppm) < 20 Pb content ( ppm) < 50 Hg content (ppm) < 1.0 Cadmium content (ppm) < 1.0 Total plate count (cfu/g) < 5000 Yeast & moulds (cfu/g) < 300 E.coli Negative in 5g Salmonella negative in 10g