TAPPI T 649 : OM 83
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
07-23-2013
01-12-2013
Used to determine the particle-size distribution of paper coating clays. The method may also be used to measure the particle-size distribution of other pigments. This procedure is particularly applicable to coating clays within an equivalent spherical diameter range of about 15 to about 1.5 micro m.
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