... acid anion.Composition: Lactic Acid, Formic Acid, Citric Acid, Potassium Lactate, Potassium Formate, Potassium Citrate.Total organic acid is measured value sum of main ... GB/T 15664-1995 gravimetric method, potassium ion is measured by GT/T 8574-2002 potassium tetraphenylborate gravimetric method)As ≤ 8ppmHeavy metal ...