Silica (SiO2)48.0%
Alumina (Al2O3)37.0%
Ferric Oxide (Fe2O3)0.8%
Potash (K2O) + Soda (Na2O)1.9%
Loss on Ignition12.1%
Ph5.0 + 0.5
Brightness82.5 + 0.7
Yellowness5.2 + 0.7
Particle Size Distribution:
Over 50 Microns0.05% max
Over 10 Microns15%
Under 2 Microns45%
Oil Absorption38 lbs/100lbs
Specific Gravity2.6
USP: Meets or exceeds all UPS/NF requirements, lot numbered C of A's accompany shipments

BACTERIA: Available in an FDA grade with guaranteed less than 100 TPC

PACKING: 55 pound (25 kilo) multiwall paper bags.

ORIGIN: England