Methods of sampling and test for sodium and potassium silicates for industrial use - Limit test for sulphate content of sodium metasilicate Ingestion-build-53008 BS IEC 60076-21 on standard

BS IEC 60076-21 on standard requirements

Note: This designation system by number is based on the structure and rules of EN 10027–2 [2] and so corresponds with the European numbering system for steel and other materials

this does not imply that security engineering should be practised in isolation from other engineering disciplines

This British Standard relates to the following types of keys and keyways with dimensions in millimetres:

the topological dimension of the spatial projections of the geometric objects will be at most three

Methods of sampling and test for sodium and potassium silicates for industrial use - Limit test for sulphate content of sodium metasilicate Ingestion-build-53008 BS IEC 60076-21 on standard