β Scribed by Lux, Russell E. ;Christian, John E.
No coin nor oath required. For personal study only.
Normal frog skin permeability to sodium ions and iodide ions was studied using sodium-24 labeled NaCl and iodine-131 labeled NaI. The effect of certain aluminum salts as astringent agents on normal permeability was determined. A rather unexpected increase in the rate of sodium and iodide ion penetration was noted.
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An adaptation of the Waksman-Reilly (6) agar streak assay technique is described in which combinations of antibiotics and other bacteriostats and fungistats may be readily assayed semiquantitatively without preliminary separation, without regard to water solubilities, and without the need for extrac
The properties of stereoregular polypropylene have been modified by the introduction of controlled branching into the polymer chain backbone. Branching is achieved by copolymerizing propylene with certain long-chain 1-olefins by using a standard Ziegler-Natta low pressure catalyst. Physical and mech