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111.2 - Ores (powder form)


111.2(3) - Ores (powder form) Phosphate Rocks and Bauxites

PLEASE NOTE: The tables are presented to facilitate comparisons among a family of materials to help customers select the best SRM for their needs. For specific values and uncertainties, the certificate is the only official source.


- Certified values are normal font
- Reference values are italicized
- Values in parentheses are for information only


Detail - Detail    Certificate - Certificate    Report of Investigation - Report of Investigation    MSDS - MSDS    Data Files - Data Files    Questionaire - Questionnaire


  69b 120c 600 694 696 697 698
Status   >> Now Selling Out of Stock Now Selling Now Selling Now Selling Now Selling Now Selling
Description   >> Bauxite (Arkansas) Phosphate Rock (Florida) Bauxite, Australian-Darling Range Phosphate Rock, Western Bauxite, Surinam Bauxite, Dominican Bauxite, Jamaican
  Detail Certificate MSDS Detail Certificate MSDS Detail Certificate MSDS Detail Certificate MSDS Detail Certificate MSDS Detail Certificate MSDS Detail Certificate MSDS
Unit Size   >> 60 g 90 g 90 g 90 g 60 g 60 g 60 g

(Concentrations are in mass fractions, in %.)
Aluminum oxide (Al2O3) 48.8 1.30 40.0 1.8 54.5 45.8 48.2
Barium oxide (BaO) 0.008       0.004 0.015 0.008
Beryllium (Be)              
Cadmium oxide (CdO)   0.0010   0.015      
Calcium oxide (CaO) 0.13 48.02 0.22 43.6 0.018 0.71 0.62
Carbon dioxide (CO2)   3.27          
Cerium (Ce) 0.024       0.0041 0.069 0.030
Chromium oxide (Cr2O3) 0.011   0.024 0.10 0.047 0.100 0.080
Cobalt (Co) 0.0001       0.00009 0.0013 0.0045
Fluorine (F)   3.82   3.2      
Gallium oxide (Ga2O3)              
Iron oxide (Fe2O3) 7.14 1.08 17.0 0.79 8.70 20.0 19.6
Lithium oxide (Li2O)              
Loss on Ignition-See certificate for conditions 27.2   20.5   29.9 22.1 27.3
Magnesium oxide (MgO) 0.085 0.32 0.05 0.33 0.012 0.18 0.058
Manganese oxide (MnO) 0.110 0.027 0.013 0.0116 0.004 0.41 0.38
Phosphorus pentoxide (P2O5) 0.118 33.34 0.039 30.2 0.050 0.97 0.37
Potassium oxide (K2O) 0.068 0.147 0.23 0.51 0.009 0.062 0.010
Silicon dioxide (SiO2) 13.43 5.5 20.3 11.2 3.79 6.81 0.69
Sodium oxide (Na2O) 0.025 0.52 0.022 0.86 0.007 0.036 0.015
Sulfur trioxide (SO3) 0.551   0.155   0.150 0.0770 0.143
Titanium dioxide (TiO2) 1.90 0.103 1.31 0.11 2.64 2.52 2.38
Uranium (U)       0.01414      
Uranium Oxide (U3O8)   0.0135          
Vanadium pentoxide (V2O5) 0.028 0.016 0.060 0.31 0.072 0.063 0.064
Zinc oxide (ZnO) 0.0035   0.003 0.19 0.0014 0.037 0.029
Zirconium dioxide (ZrO2) 0.29   0.060   0.14 0.065 0.061


- Certified values are normal font
- Reference values are italicized
- Values in parentheses are for information only