Diammonium phosphate (DAP)
A source of primary macro-nutrients for plants – nitrogen and phosphorus. DAP is the most economical phosphorus fertilizer, due to its high analysis.
A source of primary macro-nutrients for plants – nitrogen and phosphorus. DAP is the most economical phosphorus fertilizer, due to its high analysis.
| No. | TEST DESCRIPTION | STANDARDS |
|---|---|---|
| 1 | MASS FRACTION OF TOTAL PHOSPHORUS OXIDE (V), % | 18±1 |
| 2 | MASS FRACTION OF TOTAL PHOSPHATES IN TERMS OF P2O5, % | 46±1 |
| 3 | MASS FRACTION OF MOISTURE, % | 1,8 max |
| FRACTION OF TOTAL MASS OF GRANULES MEASURING: | ||
| 4 | UNDER 1mm | 3% max |
| 5 | 2 mm to 5 mm | 95% min |
| 6 | OVER 6 mm | 0% |
| 7 | STATIC STRENGTH OF GRANULES, MPa | 6 min |
| 8 | FREE-FLOWING | |
| 9 | MASS FRACTION OF ARSENIC (As), ppm | <1 |
| 10 | MASS FRACTION OF CADMIUM (Cd), ppm | <1 |
| 11 | MASS FRACTION OF MERCURY (Hg), ppm | <0.2 |
| 12 | MASS FRACTION OF LEAD (Pb), ppm | <4 |
| 13 | MASS FRACTION OF CHROME (Cr), ppm | <3 |
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