CERTIFICATE OF ANALYSIS

AFPC Standard Check Sample No. 22

Florida Phosphate Rock

[All results on a Natural Basis]

NEW STANDARD NUMBERS.

MOISTURE 1.18% +/- 0.11

P2O5 33.06 +/- 0.17

Fe2O3 1.10% +/- 0.03

Al2O3 1.42% +/- 0.06

MgO 0.35% +/- 0.01

ACID INSOLUBLE 3.19% +/- 0.26

CaO 47.74% +/- 0.38

FLUORINE (as F) 3.77% +/- 0.09

Sodium (as Na) 0.40% +/-0.01

Potassium (as K) 0.10%+/-0.01

Cd (ppm) 6 +/- 1

As (ppm) 8 +/- 1

Cr (ppm) 57 +/- 2

Co (ppm) 3 +/- 1

Cu (ppm) 8 +/- 2

Pb (ppm) 20 +/- 3

Mn (ppm) 296 +/- 9

*Hg (ppm) 0.1 +/- 0.0

Mo (ppm) 9.2 +/- 4

Ni (ppm) 10 +/- 5

*Se (ppm) 1.9 +/- 0.9

Zn (ppm) 59 +/- 11

Note 1. * Not certified - still under consideration

Note 2. The AFPC will continue to update the values for Hg and Se from future check samples studies. Check the web site for current posted update values for Check Rock 22 at http://afpc.net.

Note 3. Values for Check Rock 22 determinations are the following: ICP-MS, ICP-AES, Neutron Activation, Cold Vapor for Hg, Hydride for As and Se. Methos used by the AFPC can be found in the 8th edition (2001) of the AFPC Methods Manual.