CAN/CGSB-9.0 No./No.5-1993

Methods of Testing Pulp and Paper Brightness of Pulp, Paper and Paperboard

标准号

CAN/CGSB-9.0 No./No.5-1993

发布

1993年

发布单位

SCC

当前最新

CAN/CGSB-9.0 No./No.5-1993

 

 

代替标准

85.060 85.040

被代替标准

BOARD (PAPER), BRIGHTNESS (OF COLOUR), GEOMETRY, OPTICAL PROPERTIES OFMATERIALS, PAPER, PAPER PULP, REFLECTANCE FACTOR, SPECTROPHOTOMETRY, TESTEQUIPMENT, TEST SPECIMENS, TESTING, TESTING CONDITIONS, WAVELENGTHS

1.1 Absolute brightness is defined as the reflectance of blue light with a specified spectral distribution peaking at 457 nm compared to that of a perfectly reflecting, perfe...

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