IS 7638 : 1999 Wood/Lignocellulosic Based Panel Products - Methods of Sampling

1 Scope

This standard prescribes the scale of sampling and criteria forascertaining the conformity of plywood, fibre hardboards,insulation boards and particle boards with the relevant productspecification.

2 References

IS397Method for statistical quality control duringproduction:

Part 1 : 1972Control charts for variables

Part 2 : 1985Control charts for attributes and count of defects

Part 3 : 1980Special control charts

IS 4905 : 1968Methods for random sampling