Slowly add Gelwhite GP to the water while agitating at maximum available shear.. Add the propylene glycol and triethanolamine in order while mixing until smooth and heat to 75 C. Combine Part B and heat to 75 C. Add Part B to A, mixing until smooth and uniform. Continue mixing until temperature drops to 50 C then reduce mixing speed and stir until cool. Add desired preservative with slow stirring until smooth and uniform.