IS 1720 : 2024 Textiles - Cotton Sewing Threads - Specification

ICS 59.080.20

TXD 31

1 SCOPE

1.1 This standard prescribes constructional details and other particulars of 43 varieties of cotton sewing threads, unbleached, bleached or dyed.

1.2 This standard does not specify the type of finish and feel of the sewing thread, nor does it specify the degree of whiteness of the bleached thread or the colour of the dyed threads.

2 REFERENCES

The standards listed in Annex A 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/ISO 105-B01 : 2014	Textiles - Tests for colour fastness: Part B01 Colour fastness to light: Daylight
IS/ISO 105-B02 : 2014	Textiles - Tests for colour fastness: Part B02 Colour fastness to artificial light : Xenon arc fading lamp test
IS/ISO 105-C10 : 2006	Textiles - Tests for colour fastness: Part C10 Colour fastness to washing with soap or soap and soda
IS/ISO 105-E04 : 2013	Textiles - Tests for colour fastness: Part E04 Colour fastness to perspiration (first revision)
IS 199 : 1989	Textiles - Estimation of moisture, total size or finish, ash and fatty matter in grey and finished cotton textile materials (third revision)
IS 244 : 1984	Method for determination of viscosity or fluidity of solutions of cotton and regenerated cellulosic man-made fibres in cuprammonium hydroxide (second revision)
IS 1066 : 1980	Code for packing of sewing threads (first revision)
IS 1390 : 2022/ISO 3071 : 2020	Textiles - Determination of pH of aqueous extract (third revision)
IS 1670 : 1991	Textiles - Yarn - Determination of breaking load and elongation at break of single strand (second revision)
IS 3456 : 2022	Method for determination of water-soluble matter of textile materials (first revision)
IS 3522 (Part 1) : 1989	Methods for estimation of common preservatives on textiles: Part 1 (first revision)
IS 3522 (Part 2) : 1989	Textiles - Estimation of common preservatives: Part 2 (first revision)
IS 4202 : 2022	Method for determination of chloride content of textile materials (first revision)
IS 4203 : 2022	Method for determination of sulphate content in textile materials (first revision)
IS 4905 : 2015/ISO 24153 : 2009	Random sampling and randomization procedures (first revision)
IS 6359 : 2023	Method for conditioning of textiles (first revision)