Ciim>Mm: of Leah in Blttkk.—ln September last the Conseil d'Hygieno of Fans charged M. lV'irialo with the chemical examination oi a specimen of paste which had been seized in the shop ot :i butter merchant, and whie}i was intended for giving a good appearance to bad butter. When calcined m a platinum capsule, it left considerable residuum. Thefattv matter was separated by means of ether; and, after filtering etherated liquor, a. yellow suhBtaiicewas found, composed oi ehromate ot lead and ■i -vcetibl.' colouring matter, presenting all the ehara"tMri-.tic» of turmeric. The presence ot the cbrumatc of load v» proved W ""table ,«,•»»..=.. 'Ph.- naste wan finally shown to consist ot rancid butter, ehromate of lead, turmeric chloride ol Fodimn. and all the saline matter* iomnd in sea salt. \T"h!-. ehromate, like nil the salts ot lead is noi.onous, its introduction into butter is highly ■ulnable, and should be repressed with severity 11 it be true, as the maker of the paste asserted, that he %i Vol « S o the chtwnßt ? ,.thc lv.m«!i-: il-.flf must
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New Zealand Herald, Volume I, Issue 102, 11 March 1864, Page 3
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173Page 3 Advertisements Column 1 New Zealand Herald, Volume I, Issue 102, 11 March 1864, Page 3
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