Revised Standard from Last Update.

1. SCOPE

1.1 This standard prescribes a method of grading for appearance of single cotton yarn, carded or combed, with the use of BIS photographic cotton yarn appearance standards.

1.2 The test method prescribed in this standard does not apply to the plied cotton yarns.

2. REFERENCES

The standards given below contain provisions which, through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent edition of these standards:

IS No.               Title

IS 232 : 2020    Glossary of textile terms — Natural fibres (third revision)

IS 3920 : 1985   Methods for sampling of cotton yarn for determination of physical characteristics (first revision)

SP 54 : 1993     Cotton yarn appearance boards for use with IS 13260