To the Editor of the "Norra-Cara Darr News.
LIT, Wade has made it is well considered ar Jour lavas of this moraing that there is very palpable difference between the intention of the Pare Food Enact ment law and the version given of it in the State Department's circular No. 17. Had the Secretary been simply content with the expression that tess with apy colouring matter in them would not be admitted into the States, 423 well and good—but he distinctly states that they must be op to the standard of parity on which he his precious body of sxe able, Now comes the ation determined. Hence all
""Ought not the State Department to be held responsible for the consequent disturbance of the trade and the attend-This question, it seems to itatiog. However, the State Department har, in measure, seen the error of ite owa beantifal lan-of chemical experts to San Francisco " to straighten things" oat. The teate to which our innocent green teas are to be submitted sre doubtless "great," bat ineffably ludicrous and smile provoking all the same, {as witness those who reed the enclosed excerpt.
Tam, ete, Shanghai, Nov. 15.
(New York " Journat of Commerc Washington, Oct. 18 (8pecial).—Assistant Seoretary Curtis of the Treasory Department this afternoon took action completing the tes regoletion system which hes already de He directed two experts, Dr, Berry, of the New York Food and Drag Inspection Laboratory, and Ten Anthony Schindler to start Francisco for the parpose of examining the tea situation at that port and of straightening out the differences in practice which huve methods of tes yor " is that the balk of the trouble thos far experienced has been met at San Francisco, and that by jiostitating definite system there be will put conditions on a ~satisfactory basis. In order to aid in this object he pat into effect to-day new testa for the principal colouring matters which have been found th exist in the camples submitted to the Department of Agrioaltare, This noiform test is the one that was worked out in the Department. In putting it into effect Mr. Cartis anys Tu the exa ion of teas imported into your district, with the view to ascertaining whether or not they contain artificial colouring or facing matter, it is ordered that the following described method be used in making chemical analysis, viz:
From 60 to 100 grams of tes, preferably the latter amount, should be stirred thoroughly in about 200 cubic centimetres of warm distilled water, thus separating from the leaf any adhering par-tides of facing or colouring matter.
This mixtare should be then strained through a No. 20 sieve. The saperntant liquid should be poured off and the sediment washed with alcohol into a filter. The washing process should continue antu the alcohol passes off without colour. The sediment should be tested follows for the different colours (A) Test for Prassian blue: A portion of sediment remaining on the filter should be warmed in a test tube with 10 per cent, alkali, should be dilated sparingly and filtered through
Text read from the printed page and cleaned; old type leaves the occasional error.