BS 3900-D11:1998
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
07-31-2007
English
10-15-1998
Defines procedures for determination of the opacity (by contrast ratio measurement) given by paint films of white or light colours of tristimulus value Y greater than 25 applied at a spreading rate of 20 m2/1 to an agreed black and white chart, or to colourless transparent polyester foil, in the latter case the tristimulus value Y is measured subsequently over agreed black and white glass panels.
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