[Determination of sulfate in food colors by potentiometric titration by use of lead sensitive electrode].
D004566:Electrodes; D005503:Food Additives / Q000032:analysis*; D007854:Lead; D011199:Potentiometry / Q000295:instrumentation* / Q000379:methods; D013431:Sulfates / Q000032:analysis*
D005503:Food Additives; D013431:Sulfates; D007854:Lead