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ASTM International - ASTM D3285-93(2005)

Standard Test Method for Water Absorptiveness of Nonbibulous Paper and Paperboard (Cobb Test) (Withdrawn 2010)

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Organization: ASTM International
Publication Date: 1 June 2005
Status: inactive
Page Count: 3
ICS Code (Paper and board): 85.060
significance And Use:

Water absorptiveness is a function of various characteristics of paper or board, including sizing, porosity, and fiber composition.

This test method is useful in comparing various sheets or... View More

scope:

1.1 This test method covers the determination of the quantity of water absorbed in a specified time by nonbibulous paper and paperboard with a minimum thickness of 0.1 mm. This test method is generally applicable to sized paper and paperboard, but is not recommended as a sizing test for writing papers. The test method is based upon studies by Cobb and Loew, Cobb, and other investigators (1, 2, 3, 4).

1.2 This standard does not purport to address all of the safety concerns, if any, associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

Document History

ASTM D3285-93(2005)
June 1, 2005
Standard Test Method for Water Absorptiveness of Nonbibulous Paper and Paperboard (Cobb Test) (Withdrawn 2010)
1.1 This test method covers the determination of the quantity of water absorbed in a specified time by nonbibulous paper and paperboard with a minimum thickness of 0.1 mm. This test method is...
March 10, 1999
Standard Test Method for Water Absorptiveness of Nonbibulous Paper and Paperboard (Cobb Test)
1.1 This test method covers the determination of the quantity of water absorbed in a specified time by nonbibulous paper and paperboard with a minimum thickness of 0.1 mm. This test method is...
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