New Standard from Last Update.

1. SCOPE

1.1 This standard prescribes the requirements, methods of sampling and tests for polyether polyols used in polyurethane industry.

1.2 This standard does not cover bio-based or natural oil based polyols.

1.3 This standard does not cover formulated polyols, polyols with blowing agents and polyols with flame retardant and other additives.

2. REFERENCES

The standards listed 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 agreement based on standard are encouraged to investigate the possibility of applying the most recent editions of the standards listed below:

IS 2362 : 1993 Determination of water by karl fischer method - Test method (second revision)

IS 13360(Part 11/Sec 10) : 2022/ISO 2555 : 2018 Plastics - Methods of testing: Part 11 Special properties, Section 10 Resins in the liquid state or as emulsions or dispersions - Determination of apparent viscosity using a singular cylinder type rotational viscometer method

ISO 14900 : 2017 Plastics - Polyols for use in the production of polyurethane - Determination of hydroxyl number