Figure 4. A 4-3-3 liquid fertilizer label. This 1 quart of liquid fertilizer has 0.09 pounds (41 grams) of nitrogen (N) and 0.07 pounds (31 grams) each of phosphorus (P2O5) and potassium (K2O). Namely, it has 0.23 pounds (103 grams) of active ingredients and 2.02 pounds (917 grams) of water or other inactive ingredients.
Credit: Guodong Liu