• BS 5477:1977

BS 5477:1977

Method for visual assessment, by grid assay, of dirt in paper for character recognition

BSI Group , 06/30/1977

Publisher: BS

File Format: PDF

$39.00$78.74


Measures the proportion of the surface area containing particles that are immediately obvious to the eye. Reports the number of grid squares per 6 m^2 containing dirt.Cross References:BS 950:Part 1BS 3430

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