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2. Spectrophotometric determination of ephedrine hydrochloride and phenylephrine hydrochloride. Amer MM, Taha AM, El-Shabouri SR, Khashaba PY. J Assoc Off Anal Chem; 1982 Jul; 65(4):894-8. PubMed ID: 7118795 [Abstract] [Full Text] [Related]
3. [Qualitative and quantitative determination of pentylenetetrazole in liquid pharmaceutical dosage forms by means of thin layer chromatography]. Burat ET. Turk Hij Deney Biyol Derg; 1977 Jul; 37(2):199-207. PubMed ID: 595150 [No Abstract] [Full Text] [Related]
6. [Non-aqueous titration of pentetrazole and its determination in drug mixtures]. Beyrich T. Pharmazie; 1969 Mar; 24(3):152-5. PubMed ID: 5787490 [No Abstract] [Full Text] [Related]
7. [Use of UV spectrophotometry for the analysis of phenylalkylamine group pharmaceutical preparations]. Kovalenko LI, Iaskina DZ, Solov'eva TI. Farmatsiia; 1974 Mar; 23(2):44-8. PubMed ID: 4850089 [No Abstract] [Full Text] [Related]
8. [Interferometric method of determining the moisture in pharmaceutical preparations]. Vanina MD, Lobanov VI. Farmatsiia; 1977 Mar; 26(1):65-7. PubMed ID: 858407 [No Abstract] [Full Text] [Related]
9. The detection of ephedrine in biological material by ultraviolet spectrophotometry. Tompsett SL. Analyst; 1967 Aug; 92(97):534-5. PubMed ID: 6075768 [No Abstract] [Full Text] [Related]
11. Carbon-13 nuclear magnetic resonance study of meso-hexestrol and its derivatives. Oda T, Murai T, Sato Y. Chem Pharm Bull (Tokyo); 1988 Apr; 36(4):1534-9. PubMed ID: 2843302 [No Abstract] [Full Text] [Related]
12. Determination of ephedrine and related compounds in pharmaceutical preparations by ion chromatography with direct conductivity detection. Ouyang J, Gao X, Baeyens WR, Delanghe JR. Biomed Chromatogr; 2005 May; 19(4):266-71. PubMed ID: 15651083 [Abstract] [Full Text] [Related]
13. Specificity of spectrophotometric determination of ephedrine and other phenalkanolamine drugs as benzaldehydes after periodate oxidation. Chafetz L. J Pharm Sci; 1971 Feb; 60(2):291-4. PubMed ID: 4324614 [No Abstract] [Full Text] [Related]
16. Volumetric determination of antazoline, diphenhydramine and ephedrine in some pharmaceutical preparations. Ismaiel SA. Pharmazie; 1975 Jan; 30(1):58. PubMed ID: 1135249 [No Abstract] [Full Text] [Related]
17. [Determination of ephedrine hydrochloride in compound pharmaceutical preparations by means of para-toluenesulfonic acid]. Klosowski S, Ludwicki H. Acta Pol Pharm; 1969 Jan; 26(6):537-41. PubMed ID: 5380500 [No Abstract] [Full Text] [Related]
18. UV/VIS spectrophotometric methods for determination of caffeine and phenylephrine hydrochloride in complex pharmaceutical preparations. Validation of the methods. Muszalska I, Zajac M, Wróbel G, Nogowska M. Acta Pol Pharm; 2000 Jan; 57(4):247-52. PubMed ID: 11126610 [Abstract] [Full Text] [Related]
19. Liquid membrane electrode for the direct determination of ephedrine in pharmaceutical preparations. Hassan SS, Saoudi MM. Analyst; 1986 Dec; 111(12):1367-70. PubMed ID: 3826638 [No Abstract] [Full Text] [Related]