Selective determination of free urinary formaldehyde after oral dosage with methenamine mandelate.
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Acetates↗
Biomedical subjects
L Chafetz
Publications and source records attributed to L Chafetz.
Specificity of spectrophotometric determination of ephedrine and other phenalkanolamine drugs as benzaldehydes after periodate oxidation.
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Aldehydes↗
Facile isolation of phenylephrine from syrups.
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Methods↗
Stability-indicating assay methods for drugs and their dosage forms.
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Amines↗
Selective colorimetric determination of acetaminophen.
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Acetaminophen↗
Separation of quingestanol acetate from sesame oil solution and its determination in combinations with ethinyl estradiol or quinestrol.
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Capsules↗
Detection of carboxylic acids on thin-layer chromatograms by their reaction with iodide-iodate and amylose.
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Acids↗
Oxidation of ephedrine or norephedrine to benzaldehyde with alkaline N-bromosuccinimide or hypohalite ion.
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Aldehydes↗
Validity of the Doty reaction as a stability-indicating assay for isoproterenol in an aerosol preparation.
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Aerosols↗
Validation of methanol-sulfuric acid colorimetry as a stability assay method for quinestrol by comparison with a gas chromatographic procedure.
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Chromatography, Gas↗
Observations on the instability of cyclamate in hydroalcoholic solution.
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Alcohols↗
Stability determination of homatropine hydrobromide by direct cerimetric titration.
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Drug Stability↗
Selective colorimetric determination of microgram amounts of quinestrol and ethinyl estradiol in dosage forms.
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Capsules↗
Qualitative and quantitative tests for chlorphentermine hydrochloride.
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Appetite Depressants↗
Determination of ephedrine, phenobarbital, and theophylline in tablets by gas chromatography.
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Chromatography, Gas↗
Chemistry of the ephedrine spot test based on its pyrolytic oxidation to acetaldehyde by sodium bismuthate.
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Aldehydes↗
Stability assay for prazepam and related drugs.
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Azepines↗
Assay of methenamine mandelate and its pharmaceutical dosage forms by direct cerimetric titration.
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Atropa belladonna↗