BS S 159:1981 Specification for 12% chromium-nickel-molybdenum-vanadium heat-resisting steel bars for the manufacture of fasteners (1100-1300 MPa: limiting ruling section 50 mm) standard by BSI Group, 12/31/1981
BS 6092-12:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Limit test for sulphate content of sodium metasilicate standard by BSI Group, 02/27/1981
BS 6092-1:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of solution density at 20 degreesC standard by BSI Group, 02/27/1981
BS 6092-2:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of total solids content standard by BSI Group, 02/27/1981
BS 6070-5:1981 Methods of sampling and test for sodium carbonate for industrial use. Determination of sulphate content standard by BSI Group, 02/27/1981
BS 6092-3:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of silica content (gravimetric method) standard by BSI Group, 02/27/1981
BS 6092-5:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of total alkali content standard by BSI Group, 02/27/1981
BS 6092-4:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of carbonate content standard by BSI Group, 02/27/1981
BS 6092-6:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Preparation of solutions of not readily soluble products and determination of matter insoluble in water standard by BSI Group, 02/27/1981
BS 6092-8:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of sulphate content standard by BSI Group, 02/27/1981
BS 6092-7:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of silica content (titrimetric method) standard by BSI Group, 02/27/1981
BS 6092-9:1981 Methods of sampling and test for sodium and potassium silicates for industrial use. Determination of iron content standard by BSI Group, 02/27/1981