BS 4993-6:1980 Methods of test for aluminium fluoride for industrial use. Determination of moisture content (gravimetric method) standard by BSI Group, 12/31/1980
BS 4993-7:1980 Methods of test for aluminium fluoride for industrial use. Determination of sodium content standard by BSI Group, 12/31/1980
BS 3144:ADDENDUM NO. 1:1981 Sampling and physical testing of leather. Determination of resistance to bending and abrasion of heavy leather standard by BSI Group, 02/27/1981
BS 1902-3.10:1981 Methods of testing refractory materials. General and textural properties. Determination of resistance to carbon monoxide (method 1902-310) standard by BSI Group, 02/27/1981
BS 1902-3.1:1981 Methods of testing refractory materials. General and textural properties. Guidance on sampling standard by BSI Group, 02/27/1981
BS 1902-3.2:1981 Methods of testing refractory materials. General and textural properties. Measurement of dimensions of specimens for testing (methods 1902-302) standard by BSI Group, 02/27/1981
BS 6070-0:1981 Methods of sampling and test for sodium carbonate for industrial use. General introduction standard by BSI Group, 02/27/1981
BS 1902-3.5:1981 Methods of testing refractory materials. General and textural properties. Determination of powder density (method 1902-305) standard by BSI Group, 02/27/1981
BS 6070-1:1981 Methods of sampling and test for sodium carbonate for industrial use. Determination of total soluble alkali content standard by BSI Group, 02/27/1981
BS 6070-2:1981 Methods of sampling and test for sodium carbonate for industrial use. Determination of chloride content standard by BSI Group, 02/27/1981
BS 6070-4:1981 Methods of sampling and test for sodium carbonate for industrial use. Determination of matter insoluble in water standard by BSI Group, 02/27/1981
BS 6070-3:1981 Methods of sampling and test for sodium carbonate for industrial use. Determination of non-volatile matter standard by BSI Group, 02/27/1981