Guaranteed Analysis
| Calcium | Min. | .35 % |
| Calcium | Max. | .85 % |
| Phosphorus | Min. | .0002 % |
| Salt | Min. | 91.0 % |
| Salt | Max. | 96.0 % |
| Magnesium | Min. | .006 % |
| Potassium | Max. | .03 % |
| Sulfur | Max. | .07 % |
| Copper | Min. | 3 ppm |
| Iodine | Min. | 10 ppm |
| Iron | Min. | 300 ppm |
| Manganese | Min. | 5 ppm |
| Zinc | Min. | 1 ppm |
