quote indifferent
well, maybe another 50cents for the phosphoric acid.
Hmm, 0-52-34 happens to be the NPK of mono potassium phosphate, which readily dissolves in water. You got a bottle of MPK disolved in water. Does it say anything on the bottle about other ingredients? You can buy the raw MPK powder cheap from aquarium stores.
Canna PK13-14 is MPK plus phosphoric acid.
well, maybe another 50cents for the phosphoric acid.