This method can be used to determine the acid strength of vinegars. Multiply by 0.06 to ascertain the number of grams of acetic acid per 100 cubic centimeters present in the vinegar.

The apparatus and chemicals needed for this test can be obtained from any firm dealing in chemical apparatus and supplies.

ORGANIZATION OF THE UNITED STATES DEPARTMENT OF AGRICULTURE


Secretary of AgricultureHenry C. Wallace.
Assistant SecretaryHoward M. Gore.
Director of ScientificWork E. D. Ball.
Director of Regulatory WorkWalter G. Campbell.
Director of Extension WorkC. W. Warburton.
SolicitorR. W. Williams.
Weather BureauCharles F. Marvin, Chief.
Bureau of Agricultural EconomicsHenry C. Taylor, Chief.
Bureau of Animal IndustryJohn R. Mohler, Chief.
Bureau of Plant IndustryWilliam A. Taylor, Chief.
Forest ServiceW. B. Greeley. Chief.
Bureau of ChemistryC. A. Browne, Chief.
Bureau of SoilsMilton Whitney. Chief.
Bureau of EntomologyL. O. Howard, Chief.
Bureau of Biological SurreyE. W. Nelson, Chief.
Bureau of Public RoadsThomas H. MacDonald, Chief.
Bureau of Home EconomicsLouise Stanley. Chief.
Bureau of DairyingC. W. Larson, Chief.
Office of Experiment StationsE. W. Allen. Chief.
Fixed Nitrogen Research LaboratoryF. G. Cottrell, Director.
PublicationsL. J. Haynes, In Charge.
LibraryClaribel R. Barnett. Librarian.
Federal Horticultural BoardC. L. Marlatt, Chairman.
Insecticide and Fungicide BoardJ. K. Haywood. Chairman.
Packers and Stockyards Administration}Chester Morrill, Assistant to the Secretary.
Grain Futures Administration

This bulletin is a contribution from

Bureau of Chemistry C. A. Browne, Chief.
Microbiological Laboratory Charles Thou, Mycologist in Charge.


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