Chemical: Moisture content : 2.77%AR Specific gravity : 2.57g/cc Bulking factor : 2 Bulk Density (loose) : 1.56 Bulk Density (Compact) : 1.69 SO3 content : 0.07% Chloride content : 0.025% Organic matter : 0.01% Clay content : 0.08% Water Absorption : 14.51% Sieve Test (Cumulative): Retained by Mesh 4 : 3.4% Passing by Mesh 4 : 96.6% Retained By Mesh 8 : 14.3% Passing by Mesh 8 : 85.7% Retained by Mesh 16 : 50.4% Passing by Mesh 16 : 49.6% Retained on Mesh 30 : 74.1% Passing by Mesh 30 : 25.9% Retained on Mesh 50 : 93.8% Passing by Mesh 50 : 6.2% Retained on Mesh 100 : 99.5% Passing by Mesh 100 : 0.5% Retained on Mesh 200 : 99.9% Passing by Mesh 200 : 0.1% Fineness Modulus : 3.35 Source of sand River sand from Cambodia Mekong River. Certification, export license and test results available.