Appearance: Light yellow to red brown liquid PASP (w/w): 40.0% min. Water (w/w): 60.0% max. pH(10% solution) 9.5-10.5 Density at 20°C (g/ml): 1.30-1.38 Viscosity at 20°C (mPa*s): 50-70 Appearance: Light yellow powder PASP (w/w): 93.0%min. Water (w/w): 10.0% max. pH (10% solution) : 9.0-11.0 Bulk Density (kg/Liter) 0.33-0.77 Solubility (in water at 20 °C): 56