Suresh Ralapati, batf/National Laboratory Center

40:375-8.

86 Morie GP. Fraction of protonated and unprotonated nicotine in tobacco smoke at various pH values. Tob Sci 1972; 16:167. Check page numbers.

87 Griffith RB, Jeffrey RN. Improved steam-distillation apparatus: application to determination of nicotine in green and dry tobacco. Anal Chem 1948; 20:307-11.


88 Ogg CL, Bates, Jr. WW, Cogbill E, Harrow LS, Petersen EL. Determination of secondary, tertiary, and total alkaloids in tobacco. J Assoc Off Agr Chem 1960; 43:524-9.


89 Lu GH, Ralapati S. Application of high-performance capillary electrophoresis to the quantitative analysis of nicotine and profiling of other alkaloids in ATF regulated tobacco products. Electrophoresis 1998; 19:19-26.


90 Proceedings of the Sixth Annual Frederick Conference on Capillary Electrophoresis. J Chromatogr B 1996; 683:1-131.

91 Uphof JCTh. Dictionary of Economic Plants. New York: 3301 Lehre, Verlag Von J. Cramer, Stechert-Hafner Service Agency, second edition rev. and enl., 1968.

92 Akehurst BC. Tobacco. London: Longman Group Ltd., 1968.

93 Hegnauer R. Chemotaxonomie der Pflanzen, Band 4 (Dicotyledoneae: Daphniphyllaceae-Lythraceae). Basel, Stuttgart: Birkhauser, Verlag, 1966.

94 Murthy PSN, Kameswararao BV, Gopalachari NC, Saunders J. Determination of alkaloid composition in Indian tobacco by HPLC. Tob Res 1986; 12:186-91.


95 Raisi A, Alipour E, Manouchehri S. Quantitative analysis of nicotine in several cigarette brands available in Iran. Chromatographia 1986; 21:711-2.


96 Tilashalski K, Rodu B, Mayfield C. Assessing the nicotine content of smokeless tobacco products. J Am Dent Assoc 1994; 125:590-4.

97 Official Methods of Analysis of Association of Official Analytical Chemistry (AOAC) International. 1998. (Ed.) P. Cunniff, 16th Ed., 4th Revision, Vol. 1, Alkaloids (Total as Nicotine) in Tobacco – Distillation Method. Final Action 1964. AOAC Official Method 960.07.

98 Official Methods of Analysis of Association of Official Analytical Chemistry (AOAC) International. 1998. (Ed.) P. Cunniff, 16th Ed., 4th Revision, Vol. 1, Alkaloids (Total as Nicotine) in Tobacco – Cundiff - Markunas Method. Final Action 1964. AOAC Official Method 960.08.

99 International Standards Organization. 1992. Tobacco and tobacco products – Determination of alkaloids content – Spectrometric method. ISO 2881.

100 Department of Health and Human Services Centers for Disease Control and Prevention. Proposed data collection submitted for public comment and recommendations. Federal Register 1997; 62(85):24115-6.

101 Department of Health and Human Services Centers for Disease Control and Prevention. Protocol to measure the quantity of nicotine contained in smokeless tobacco products manufactured, imported, or packaged in the United States. Federal Register 1997; 62(85):24116-9.

102 Guidelines for collaborative study procedure to validate characteristics of a method of analysis. J Assoc Off Anal Chem 1989; 72(4):694-704.

103 International Standards Organization. 1981. Precision of test methods – Determination of repeatability and reproducibility by inter-laboratory tests. ISO 5725.

104 American Society for Testing and Materials. Standard guide for determination of precision and bias of methods of committee D-22. Annual Book of ASTM Standards 1996; 11.03:174-7.

105 Comments of United States Tobacco Company, Brown & Williamson Tobacco Corporation, Conwood Co., L.P., National Tobacco Co., L.P., The Pinkerton Tobacco Co. and Swisher International, Inc. entitled, “Proposed Regulations of the Department of Public Health 105 CMR §660.000 for implementation of M.G.L. Chapter 94, Section 307B.” Before the Massachusetts Department of Public Health, February 21, 1997.

106 Comments of Brown & Williamson Tobacco Corporation, Conwood Co., L.P., House of Windsor, Inc., National Tobacco Co., L.P., The Pinkerton Tobacco Co., R.C. Owen Company, Fred Stoker & Sons, Inc., Swisher International, Inc., and United States Tobacco Company entitled, “Centers for Disease Control and Prevention Department of Health and Human Services: Proposed data collections submitted for public comment and recommendations.” Before the Office on Smoking and Health, July 2, 1997.

107 Request for Public Hearing Memorandum: from G. N. Connolly and H. Saxner to Public Health Council, November 19, 1996, The Commonwealth of Massachusetts. Executive Office of Health and Human Services Department of Public Health. Boston, MA.

108 Press Release: “Massachusetts Department of Public Health. Massachusetts Seeks Truth About Tobacco Products.” S. Fitzpatrick. Boston, MA. November 19, 1996.

109 Cigarette and Smokeless Tobacco Products: Reports of Added Constituents and Nicotine Yield Ratings: 105 Code of Massachusetts Regulations 660.000 et seq. (as proposed Dec. 1996).

110 Massachusetts Department of Public Health Hearing on Proposed Regulations to Implement Massachusetts General Law Chapter 94 Section 307c., January 30, 1997.

111 Cigarette and Smokeless Tobacco Products: Reports of Added Constituents and Nicotine Yield Ratings: 105 Code of Massachusetts Regulations 660.000 et seq. (as revised and proposed May 1997).

112 Borgerding MF, Norman V, Pannell WT, Whidby JF. Massachusetts regulations regarding cigarette nicotine yield ratings – A summary of 1997 testing results. In: Papers presented at the meeting of the smoke and technology groups. CORESTA Congress, Smoke and Technology Group. Brighton, England October 11-15, 1998: 19-38.

113 Comments of Philip Morris Incorporated, R. J. Reynolds Tobacco Company, Brown & Williamson Tobacco Corporation, and Lorillard Tobacco Company on proposed regulations entitled, “Cigarette and Smokeless Tobacco Products: Reports of Added Constituents and Nicotine Ratings (105 CMR 660.000).” Before the Massachusetts Department of Public Health, February 25, 1997.

114 Comments of Philip Morris Incorporated, R. J. Reynolds Tobacco Company, Brown & Williamson Tobacco Corporation, and Lorillard Tobacco Company on revised proposed regulations entitled, “Cigarette and Smokeless Tobacco Products: Reports of Added Constituents and Nicotine Ratings (105 CMR 660.000).” Before the Massachusetts Department of Public Health, June 27, 1997.

115 Borgerding MF. The FTC method in 1997 – What alternative smoking condition(s) does the future hold? Recent Adv Tob Sci 1997; 23:75-151.