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Bone Ash 20 Mesh

Product Description

Bone Ash has been calcinated from degreased and degelatinized bone chips at a temperature of 1100o C. Bone Ash is free of organic material and chemically inert.

Sample dried at 105o C for 16h.

Chemical Data

CaO 54.5 % + 1
MgO < 1.25 %
SiO < 0.10 %
Fe2O3 < 0.10 %
K2O < 0.10 %
Na2O < 1.10 %
P2O5 41.5 % + 0.5
ZnO 0.04 %
BaO < 0.02 %
SrO < 0.05 %
PbO < 5.0 ppm


Physical Data

Moisture < 0.15 %
Loss on ignition 1100o C < 0.20 %
Loss on ignition 1300o C < 0.35 %
Bulk density (total product) < 1.25 kg/1
Bulk density (fraction) 1.10 kg/1 + 0.02
Specific gravity 3.08 kg/1 + 0.05



Bone Ash 325 Mesh

Physical Data:

Bulk Density 0.8 kg/L +/- 0.2
Specific Gravity 3.0 kg/L +/- 0.5


Chemical Data:

Moisture < 1.0 %
Loss on ignition < 1.0 %
Calcium, as CaO 54.0 % +/- 2.0
Phosphorus, as P2O5 40.0 % +/- 2.0
Magnesium oxide, as MgO 1.0 % +/- 0.5
Silicium oxide, as SiO2 < 0.3 %
Heavy metals, as Pb < 30 ppm
Arsenic, as As < 1.5 ppm


Microbiological Data:

Total count < 100 /g
E-Coli absent /g
Salmonella absent /25g
Yeast and molds < 100 /g
Clostridia absent /g


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