Appearance:                   White powder, non-color, non-odor General Usage:                 Used to produce detergent powder.
 

Item	Limits
Ignition Loss (800oC 60min)	20+-0.5
Ca ion exchange capacity mgCaCO3/g (dry)	≥320
pH (suspension 1%,25OC)	≤11
White grade (w=y)	≥97%
Particle size (micron meter) D50(Average particle size) Less than 4µm Less than 10µm	2-5µm (Average 3µm) >90% >99%
325 mesh sieve residue (wet sieve) more than 45 µ	<0.5%
Al3+	≥18%
Bulk density (g/l)	<500
Angle of repose(°)	≤65