CONVENTION OF OFFICIAL AGRICULTURAL CHEMISTS. 115 



gave as accurate results as the sodium h^^droxid method, and being 

 shorter and easier, was recommended for adoption. 



The association i-ecoramended further testing of the fusion method 

 for sulphur and an investigation of methods for the determination of 

 the amount of sulphur in phmts which belongs to' the ash, and adopted 

 provisionally the method of determining chlorin by ignition with 

 sodium carbonate. 



MISCELLANEOUS. 



W. Frear, as chairman of the committee on pure-food standards, 

 outlined the work of the committee during the year, which consisted 

 in formulating definitions and standards for foods, none of which, 

 however, were presented. The report was approved and the com- 

 mittee continued. 



John Hamilton, secretary of the Pennsylvania State Department of 

 Agriculture, discussed the subject of food standards with especial ref- 

 erence to the work being done in the inspection of foods in his State. 

 Of 5,0()() or more samples of food analyzed in two years and a half 

 over 50 per cent were found adulterated. The more extensive testing 

 of food preservatives was urged. 



The committee on fertilizer legislation made a brief report on work 

 done in connection with other associations, which was accepted and 

 the committee continued. 



OFFICERS AND REFEREES. 



The following officers were elected: President, R. J. Davidson, 

 Blacksburg. Va. ; vice-presidenf^ M. E. Jaffa, Berkeley, Cal. ; f<ecretary^ 

 H. W. Wiley, Washington, D. C. ; additional rnevihers of executive 

 committee^ C. L. Penn}^, Newark, Del., and A. E. Leach, Boston, Mass. 



The referees as announced are as follows : PJios_plioric a.cid^ B. H. Ilite, 

 Morgantown, W. Va. ; nitrogen — determination, F.W. Morse, Durham, 

 N. H. ; separation of nitrogenous bodies — cheese proteids, L. L. Van 

 Slyke, Geneva. N. Y. ; vegetable proteids, R. Harcourt, Guelph, Can- 

 ada; meat proteids, W. D. Bigelow, Washington, D. C; i^otaslt^ H. D. 

 Haskins, Amherst, Mass. ; miU^ F. P. Veitch, Washington, D. C. ; dairy 

 Ijroduetx, G. W. Cavanaugh, Ithaca, N. Y.\ foods and feeding xtu^.s^ 

 F. D. Fuller, Geneva, N. Y. ; food adulteration, W. D. Bigelow, Wash- 

 ington, D. C. ; sugar^ G. L. Spencer, Washington, D. C'. ; tannin^ G. A. 

 Kerr, Damascus, Va. ; insecticides^ J. K. Haywood, Washington, D. C. ; 

 ash, E. G. Runyan, Washington, D. C. 



The associate referees so far announced are as follows: Phos2yhoric 

 acid^ C. B. Williams, Raleigh, N. C. ; nitrogen — determination, E. B. 

 Holland, Amherst, Mass. ; j)^>tash, M. G. Donk, Tallahassee, Fla. ; sods, 

 C. C. Moore, Washington, D. C. ; dairy products, G. E. Patrick, Wash- 

 ington, D. C. ; foods and feedi7ig stuffs, C. G. Hopkins, Champaign. 



