Potassium Citrate

Entertainment / Photography / Potassium Citrate: Chemical used in blue and green toners.
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Potassium Permanganate

Entertainment / Photography / Potassium Permanganate: Chemical used extensively in reducers, bleaches and toners. MORE

Potassium Metabisulfite

Entertainment / Photography / Potassium Metabisulfite: Acidifier used in fixers and stop baths. MORE

Potassium Iodide

Entertainment / Photography / Potassium Iodide: Chemical used in bleaches, toners and intensifiers. MORE

Potassium Persulfate

Entertainment / Photography / Potassium Persulfate: Chemical sometimes used in super-proportional reducers. MORE

Potassium Sulfide

Entertainment / Photography / Potassium Sulfide: Chemical used in sulfide toning. MORE

Sodium-Potassium Pump

Science / Biology / Sodium-Potassium Pump: The mechanism that uses ATP energy to reset the sodium and potassium ions after transmission of a nerve impulse. MORE