Potassium Nitrate 500gPotassium nitrate has a wide variety of uses, largely as a source of nitrate.
Fertiliser ,Oxidiser ,Food preservation ,Food preparation ,Pharmacology etc
Di-Potassium-Hydrogen-Phosphate-Trihydrate-K2hpo4-3H2O-Analysis-Grade 500g
Dipotassium phosphate (K2HPO4) is a highly water-soluble salt often used as a fertilizer and food additive as a source of phosphorus and potassium as well as a buffering agent.