Chemical Specification (Before Treatment) 
CaC0397%
MgC030.5%
Fe203Less than 0.1%
MoistureLess than 0.2% @ 110 C
Physical Specification 
AppearanceVery white powder
Dry Brightness95 Hunter Y
Specific Gravity2.7
Density Tapped81 lbs/cu ft
Surface Area3 m2/gr
Residue @ 325 meshLess than 0.01%
Passing 20 Micron100%
Passing 10 Micron80%
Passing 5 Micron55%
Density Loose50 lbs/cu ft
Passing 2 Micron30%
Passing 1 Micron15%

Packing: 50 bags per pallet, 50 lbs net/bag

Origin: USA