J.T. BAKER CHEMICAL CO

We use only reagents providing

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Arsenic Pentoxide

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Baker Analyzed' ANALYSIS OF LOT NO.

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REAGENT

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Assay (As.O,) Insoluble in N H . O H Chloride (CI) Nitrole ( N O , ) Sulfide (S) Arsenic Trio»ide (As.O,) Lead (Pb) Iron (Fe) Subslonces not Precipitated by H,S (as SO.J

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99.7 0.007 0.001 0.001 0.O00S 0.005

0.006 0.003 0.08

J.T.Baker STORAGE: Keep in tightly closed

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containers

J.T. BAKER CHEMICAL CO., PHILLIPSBURG. N.J. This is the label preporcd for lot 94562 o1 "Baker Analyzed' Reagent Arsenic Pentox­ ide Note thot substances not precipitated by H?S (as SO-i) are 0 OS. Every 'Baker Analyzed Rcagcnl υ inbeled with an Actual Lot Anal y sis... mere than 3 7 0 wilh an Actual Lot Assay.