ASTM D7410 - 07(2012) - Standard Practice for Qualification of Cotton Classification Instruments for Cotton Marketing

ASTM D7410 - 07(2012)

Standard Practice for Qualification of Cotton Classification Instruments for Cotton Marketing

Status : Current   Published : January 2012

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PDF

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HARDCOPY



1.1 This practice provides two options for the qualification of cotton classification instruments: option 1, newly installed cotton classification instrumentation, or option 2, annual verification of cotton classification instrumentation using evaluation cottons, trash evaluation images, and color evaluation fiber samples for the fiber measurements of micronaire reading, upper half mean length, uniformity index, breaking tenacity (strength), Rd (color reflectance), +b (color yellowness), percent area (trash), and particle count (trash).

1.2 This practice covers the technical requirements to validate the consistency of data reported by a cotton classification instrument.

1.2.1 The practice can be used when new equipment is installed or it can be used to perform annual verification for consistency of reported data.

1.2.2 The practice can be used to qualify cotton classification instruments using evaluation cottons, trash evaluation images, and color evaluation fiber samples. These data can be used for fiber measurements of micronaire reading, upper half mean length, uniformity index, strength, color reflectance, and trash.

1.3 The values stated in English units are to be regarded as standard. No other units of measurement are included in this standard.

1.4 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.




Standard NumberASTM D7410 - 07(2012)
TitleStandard Practice for Qualification of Cotton Classification Instruments for Cotton Marketing
StatusCurrent
Publication Date07 January 2012
Normative References(Required to achieve compliance to this standard)No other standards are normatively referenced
Informative References(Provided for Information)No other standards are informatively referenced
Descriptors Breaking Tenacity, Color, Cotton, Cotton Classification Instruments, Measuring Instrument, Strength, Yarns
ICS59.060.10
PublisherASTM
FormatA4
DeliveryYes
Pages4
File Size78.21 KB
Price£36.00


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