Revised Standard from Last Update.

1. SCOPE

This standard specifies methods for obtaining a test sample from a defined bulk of particulate material (powder, paste, suspension or dust) that can be considered to be representative of that bulk with a defined confidence level. It is particularly relevant to the measurement of particle size, size distribution and surface area.

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 101 (Part 10/Sec 1) : 2022/ISO 13320 : 2022 Methods of sampling and test for paints, varnishes and related products: Part 10 Instrumental analysis, Section 1 Particle size analysis - Laser diffraction methods (first revision)

IS 8883 (Part 1) : 2005 Methods of sampling chemical and chemical product: Part 1 General requirements and precautions (first revision)

IS 18100 : 2022 Sample preparation - Dispersing procedures for powders in liquids