Mix water and gum, add to that the propylene glycol, "Germaben," "Croquat," AMEA, and "Crotein." Start heating to 75-80 C. While heating add the remaining ingredients except the "Crodacol." When well blended add "Crodacol" and heat to 80 C. Cool with mixing to room temperature. Adjust pH to 4.8 with citric acid.