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September 28, 1940


Author Affiliations

Atlanta, Ga.

JAMA. 1940;115(13):1099. doi:10.1001/jama.1940.72810390003009b

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My attention has been recently directed to the problem of finding some suitable material that could be used to replace the glass coverslip. Formerly the slips have been imported from Germany, England and Japan. The war has seriously threatened the supply of them, and the price has increased from $1.50 to $3.75 an ounce. These factors make the imported slips almost prohibitive to the average hospital laboratory.

After trying various substances, my attention was fortunately directed to plastacele which is made by the E. I. DuPont Company, 626 Schuyler Avenue, Arlington, N. J. Plastacele is perfectly transparent. Regular size coverslips can be easily cut from it with ordinary scissors or any other type of suitable cutting instrument.

Sheets of plastacele can be ordered in various sizes. Ordinarily a sheet measuring 20 by 50 inches will allow about 1,000 coverslips and cost about $1 a sheet. Order No. C-12-7511.

Coverslips of

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