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2. Methylxanthine consumption from coffee and tea. Al-Samarrae W; Ma MC; Truswell AS Proc Nutr Soc; 1975 May; 34(1):18A-19A. PubMed ID: 1144395 [No Abstract] [Full Text] [Related]
3. Assessment of caffeine exposure: caffeine content of beverages, caffeine intake, and plasma concentrations of methylxanthines. Lelo A; Miners JO; Robson R; Birkett DJ Clin Pharmacol Ther; 1986 Jan; 39(1):54-9. PubMed ID: 3943270 [TBL] [Abstract][Full Text] [Related]
4. Chromatography of xanthines on ion-exchange resins. Walton HF; Eiceman GA; Otto JL J Chromatogr; 1979 Nov; 180(1):145-56. PubMed ID: 44303 [TBL] [Abstract][Full Text] [Related]
5. Caffeine content of tea and coffee. Kaplan E; Holmes JH; Sapeika N S Afr Med J; 1974 Mar; 48(12):510-1. PubMed ID: 4821956 [No Abstract] [Full Text] [Related]
6. New aspects on the chemistry of tea and coffee. III. Smith RF Z Lebensm Unters Forsch; 1986 Jan; 182(1):1-7. PubMed ID: 3513463 [TBL] [Abstract][Full Text] [Related]
7. Solvent and temperature effect of accelerated solvent extraction (ASE) coupled with ultra-high-pressure liquid chromatography (UHPLC-PDA) for the determination of methyl xanthines in commercial tea and coffee. Ahmad R; Ahmad N; Al-Anaki WS; Ismail FA; Al-Jishi F Food Chem; 2020 May; 311():126021. PubMed ID: 31864182 [TBL] [Abstract][Full Text] [Related]
8. First-derivative spectrophotometric and gas-liquid chromatographic determination of caffeine in foods and pharmaceuticals. I. Rapid determination of caffeine in coffee, tea and soft drinks. Abdel-Moety EM Z Lebensm Unters Forsch; 1988 May; 186(5):412-6. PubMed ID: 3388978 [TBL] [Abstract][Full Text] [Related]
9. Absorption of caffeine from tea, coffee, and coca cola. Marks V; Kelly JF Lancet; 1973 Apr; 1(7807):827. PubMed ID: 4121243 [No Abstract] [Full Text] [Related]
10. Comparison of gas chromatographic and spectrophotometric methods of determination for caffeine in coffees and teas. Strahl NR; Lewis H; Fargen R J Agric Food Chem; 1977; 25(2):233-5. PubMed ID: 838957 [No Abstract] [Full Text] [Related]
11. Analysis of total caffeine and other xanthines in specialty coffees using mixed mode solid-phase extraction and liquid chromatography-diode-array detection after microwave digestion. Hackett J; Telepchak MJ; Coyer MJ J Anal Toxicol; 2008 Oct; 32(8):695-701. PubMed ID: 19007523 [TBL] [Abstract][Full Text] [Related]
12. High performance liquid chromatographic determination of caffeine in decaffeinated coffee, tea, and beverage products. Ashoor SH; Seperich GJ; Monte WC; Welty J J Assoc Off Anal Chem; 1983 May; 66(3):606-9. PubMed ID: 6863182 [TBL] [Abstract][Full Text] [Related]
13. Caffeine content of common beverages. Bunker ML; McWilliams M J Am Diet Assoc; 1979 Jan; 74(1):28-32. PubMed ID: 762339 [TBL] [Abstract][Full Text] [Related]
14. Caffeine content of beverages as consumed. Gilbert RM; Marshman JA; Schwieder M; Berg R Can Med Assoc J; 1976 Feb; 114(3):205-8. PubMed ID: 1032351 [TBL] [Abstract][Full Text] [Related]
15. The use of modified cellulose papers in routine toxicological analysis. 3. Xanthine CNS stimulants and antipyretics. el-Darawy ZI; Mobarak ZM Pharmazie; 1974 Jun; 29(6):390-1. PubMed ID: 4855147 [No Abstract] [Full Text] [Related]
16. [Rapid determination of caffeine in coffee and decaffeineted coffee using high-pressure liquid chromatography]. Attinà M; Ciranni G Farmaco Prat; 1976 Dec; 31(12):650-6. PubMed ID: 1017477 [No Abstract] [Full Text] [Related]
17. High-pressure liquid chromatography of caffeine in coffee. Madison BL; Kozarek WJ; Damo CP J Assoc Off Anal Chem; 1976 Nov; 59(6):1258-61. PubMed ID: 993180 [TBL] [Abstract][Full Text] [Related]
18. The caffeine content of some beverages with a review of intake from this source. James GV Rev Environ Health; 1989; 8(1-4):1-2. PubMed ID: 2485919 [No Abstract] [Full Text] [Related]
19. High-performance liquid chromatographic determination of theobromine, theophylline and caffeine in food products. Terada H; Sakabe Y J Chromatogr; 1984 May; 291():453-9. PubMed ID: 6736172 [No Abstract] [Full Text] [Related]
20. [Research on the separation of caffeine and its nine analogues by micellar electrokinetic capillary chromatography]. Zhou CX; Liao J; Li L Se Pu; 2002 May; 20(3):233-6. PubMed ID: 12541944 [TBL] [Abstract][Full Text] [Related] [Next] [New Search]