... (chemical/combined water)70-75%12-15%3-4%3-5%0.5-2%0.2-0.7%0.5-1.5%3-5%Size:Perlite Sand, Unexpanded Perlite: 12-16mesh ... -50mesh, 50-150mesh, 200-325meshExpanded Perlite: 60mesh, 100mesh, 120mesh, 150mesh, 0.1-1mm, 1-2mm, 2-4mmHorticultural Perlite: 1-2mm, 2 ... /T in advance,L/C or other panyment termsDelivery:with 7-10 days after recivpt of your T/T in advanceIf ...