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ASTM D2720-94(2006)

Current Reaffirmation

Standard Practice for Calculation of Commercial Weight and Yield of Scoured Wool, Top, and Noil for Various Commercial Compositions (Withdrawn 2021)

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1.1 This practice includes, in , the commercial composition corresponding to different commercial designations for scoured wool, wool top, and wool noil, all of which contain, in addition to wool base, various percentages of moisture, material extractable with alcohol, and mineral matter.

1.2 This practice includes directions for the calculation of the commercial weight of wool corresponding to different commercial designations for several forms of wool, and for converting the commercial weight (mass) calculated on one basis to the commercial weight calculated on a different basis.

1.3 This practice also includes directions for calculating the yield, on various commercial designation bases, obtained by processing raw wool, and for converting the yield calculated on one commercial designation basis to the yield on another commercial designation basis.

Note 1 - Because of trade practice the term "weight" is used in this practice instead of the technically correct term "mass".

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.


This practice details directions for the calculation of the commercial weight of wool corresponding to different commercial designations for several forms of wool, and for converting the commercial weight (mass) calculated on one basis to the commercial weight calculated on a different basis. This practice also includes directions for calculating the yield, on various commercial designation bases, obtained by processing raw wool, and for converting the yield calculated on one commercial designation basis to the yield on another commercial designation basis. Included here are the commercial compositions corresponding to different commercial designations for scoured wool, wool top, and wool noil, all of which contain, in addition to wool base, various percentages of moisture, material extractable with alcohol, and mineral matter.


SDO ASTM: ASTM International
Document Number D2720
Publication Date Aug. 15, 2006
Language en - English
Page Count 4
Revision Level 94(2006)
Supercedes
Committee D13.13
Publish Date Document Id Type View
July 1, 2012 D2720-94R12E01 Revision
Aug. 15, 2006 D2720-94R06 Reaffirmation
March 10, 2000 D2720-94R00 Reaffirmation