_Serial No. 593._--Sample of canned pineapples, bought of Mr. Brown,
Fifth Avenue, August 4, 1890. Labeled: Florida Pineapple, Oval Brand.
Extra Quality. A Booth Packing Co., Baltimore, Md.
Per Cent.
Tin dioxide 0.0158
Grains per pound 1.11
Equivalent to stannous chloride 1.40
Minimum doses 22.40
Maximum doses 2.80
Can eroded.
--_Jour. Amer. Chem. Soc_.
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