BS

Specification for sizes of reprographic papers
standard by BSI Group, 06/29/1972

Methods of testing refractory materials. Chemical analysis (wet methods). Chemical analysis of chrome-bearing materials
standard by BSI Group, 09/30/1974

Methods of testing refractory materials. General and textural properties. Measurement of dimensions and external defects of refractory bricks. Corner and edge defects and other surface imperfections
standard by BSI Group, 11/15/1996

Methods of testing refractory materials. General and textural properties
standard by BSI Group, 02/27/1981