Technical data of de filter aid rs-500 (equivalent to celatom fw-50) Appearance white flux-calcined product Moisture% 0.30 Specified gravity 2.55---2.35 Bulk density g/ml 0.37 Ph 10% slurry 9---10 Flow rate darcy 4.8-6.0 De brightness 85 Refractive index 1.46 Average particle micron 42a2 Ignition on loss% 2.0 Sio2% ¦89 Fe2o3% 2.0 Al2o3% 3.5 Cao% 1.16 Mgo% 0.17 Pb mg/kg 4.0 As mg/kg 5.0 Uses: to be used to filter beer, wine, brewage, syrups, sugar, glucose, algin, warnish, etc. Packing: in 20kgs bags of ply pp woven/ply craft paper Or in 300/450kgs jumbo bags