Phenolsulfonphthalein variability in ampules.
D004345:Drug Industry; D006801:Humans; D007275:Injections, Intravenous; D007677:Kidney Function Tests; D010602:Pharmacopoeias as Topic; D010635:Phenolphthaleins; D014481:United States; D014894:Weights and Measures
D010635:Phenolphthaleins