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TABLE A-12. COMPOSITION OF COMMON MINERAL SUPPLEMENTS (DM BASIS)
Calcium
 Phosphorus
 Potassium
 Magnesium
 Sulfur
Supplement % g/lb % g/lb % % %
Ammonium sulfate1 — — — — — — 24
Bone meal 31 140 13 59 — — 2
Calcium carbonate 39 177 — — — — —
Calcium sulfate 23 104 — —     19
Dicalcium phosphate 22 100 19 86      
Dolomitic limestone 22 100 — — — 10 —
Limestone 34 154 — — — 2 —
Magnesium oxide 3 14 — — — 56 —
Magnesium sulfate — — — — — 20 27
Monoammonium phosphate1 — — 24 109 — — 2
Monocalcium phosphate 16 72 21 95 — — 1
Monosodium phosphate — — 22 100 — — —
Potassium chloride — — — — 50 — —
Potassium magnesium sulfate       — 19 12 22
Sodium sulfate   — — — — — 10
Sodium tripolyphosphate — — 25 114 — — —
1Crude protein equivalency; ammonium sulfate —134 %, monoammonium phosphate — 71%.

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