Document N2273e4NZeLjVJNY8ZdXLGz0y

; Sample i'rom Hose BX, Curtis Hay, .Liaryland (Tidewater Associated Oil ;o Kenr.slaer, Hew York), submitted by H. K. Ball, boston Division. Hose, about 1 0 ' in all cut into a number of small sections. Two sections, which from odor were supposed to contain highest concen tration of T.E.L. were examined. 24 liters of air (10,! section of hose) yielded 0.075 mgs. or 0.084 mg. per foot section, equal to 0.0035 mgs./liter/ foot section, equal to 35 mgs. Pb/ 10 cu. Li./foot section. 10 gram portion of nose was steam di stilled and analyses made for steam distillable and inorganic lead. Organic Pb (steam distillable) = 1.50 mgs. = 0.015; Inorganic Pb (resi.due after (distillation) = 1.00 mg. = 0.010 Deported 9-9-40 t fET 0021151