TAPPI T 441 om-20 describes a procedure for determining the quantity of water absorbed by nonbibulous paper, paperboard, and corrugated fiberboard in a specified time under standardized conditions. It is based on studies by Cobb and Lowe (1), Cobb (2) and other investigators (3, 4).
1.2 For testing unsized and absorbent paper, or paperboard, see TAPPI T 432 “Water Absorbency ofBibulous Paper.”
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