Arabic Gum CAS No.9000-01-5 Appearance: Powder,Granular and BallsPurity: 99.5% min Ash:5.0% max Moisture: 15% max Heavy Metal: 40Ppm max Pb 10Ppm max As:3Ppm max Viscosity: 40-70cps PH: 4.0-6.0 Acid insoluble residue: 0.5% maxLoong Industry (2000) Limi...