Any imbedded foreign matter or specks that contrast in color to the remainder of the sheet. An instrument, The Papric Counter, is used in laboratories to identify dirt specks measuring 0.04 square millimeters and larger.
Any imbedded foreign matter or specks that contrast in color to the remainder of the sheet. An instrument, The Papric Counter, is used in laboratories to identify dirt specks measuring 0.04 square millimeters and larger.
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Open Monday - Friday: 7:30AM - 3:30PM
*Closed Saturday & Sunday*