Show study S tu d y in i n honey H on color C I 1 or problems P ro bl ems three government Bure bureaus caus at washington examine over samples Pro prepared pared by the he united states department of agriculture problems involved involve in the commercial handling of honey have led to 11 of studies in which two other bureaus in the united states department of agriculture havo have operated cooperated co with tho the bureau of entomology which maintains a special bee culture laboratory at somerset md aid work on color grading of honey which tins has been carried on recently by this laboratory in operation cooperation co with tile tho of grades and standards of tho the bureau of agricultural econ economics emles has been completed more than samples of typical honeys have been examined for light transmission by the spectrophotometer this Is tile the most exten extensive sIvo study of colors of honeys ever undertaken suitable color holders it 11 has been difficult to devise suitable color holders for the color grades which have tile the proper opacity and are color permanent la in solutions when models for cheso grades have been devised duplicate graders ra dera will bo be deposited with the several inspection offices of the bureau of agricultural economics and directions will bo be issued for the manufacture of graders for the trade it Is hoped that this will reduce tile the number of controversies between buyers and sellers of honey aeto its proper color coloring materials the work on tile the coloring materials in honeys of various types undertaken by the bureau of entomology in cc op aeration with tile the carbohydrate laboratory of tile the bureau of chemistry has now reached the tage when it la Is possible to undertake routine Mea of tho the samples of honeys from differ ent plant sources collected for tho the purpose five plant pigments have been Iso isolated latell from honeys examined occurring in varying proportions in different honeys the alio economic purpose pose e of tills this work Is to determine whether there Is any reliable correlation between tile color grade of lioney honey and its suitability wi as winter stores for bees in long confinement Deter inina eions are arc also being made of honey |