correct protocol for hexane brine

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Citric Acid Degumming Tek

Workers use citric acid to “degum” distillate or crude resin intended for making distillate. There are several ways to employ it, and all require a bit of water to disassociate the acid… i.e. make it acidic by letting it ionize into H+ (actually H3O+ “hydronium” cations in water) and negatively charged citric (citrate) conjugate base anions. Before you begin working with any acid or base, you should measure the starting pH of your hydrated (water-containing) resin solution. To do this, use Hydr…