Chemical Specification 
CaC0398% Min (dried 200 degrees C 4 hours)
Magnesium & Alkali Salts1.0% Max
Fluoride40 ppm Max
Heavy Metals30 ppm Max
Lead10 ppm Maxon
Arsenic3 ppm Max
Hg0.5 ppm Max
Iron0.1% Max
BariumNegative
PhysicalDenseExtra Dense
lb/cu ft packed5161
gr/cc packed0.810.98
Average particle size3.0 Micron5.0 Micron
pH9.59.5
Acid Insoluble0.2% Max0.2% Max

Packing: 50 lb multiwall paper bags on pallet

Origin: USA