BS 7143:1989 Specification for catheter mounts (flexible adaptors) for use with medical breathing systems standard by BSI Group, 09/29/1989
BS 7142-3:1989 Methods for analysis of milk-based products. Determination of fat content of milk-based edible ices and ice mixes by the Weibull-Berntrop gravimetric method standard by BSI Group, 09/29/1989
BS 6829-4.5:1989 Analysis of surface active agents (raw materials). Ethylene oxide adducts. Method for determination of sulphated ash standard by BSI Group, 09/29/1989
BS 7039:1989 Recommendations for dimensions of spindle ends and bushes, and for dimensions for the mounting of single-hole, bush-mounted spindle-operated variable capacitors, variable resistors and potentiometers for electronic equipment standard by BSI Group, 09/29/1989
BS 7154:1989 Specification for conference systems: electrical and audio requirements standard by BSI Group, 09/29/1989
BS 3473-4.2:1989 Chemical resistance of glass used in the production of laboratory glassware. Methods for determination of hydrolytic resistance of the interior surfaces of glass containers. Determination by flame photometry and classification standard by BSI Group, 09/29/1989
BS 4285-2.5:1989 Microbiological examination for dairy purposes. Methods of general application for enumeration of microorganisms. Enumeration of bacteria by direct microscopic counts standard by BSI Group, 09/29/1989
BS 4285-3.12:1989 Microbiological examination for dairy purposes. Methods for detection and/or enumeration of specific groups of microorganisms. Enumeration of Bacillus cereus standard by BSI Group, 09/29/1989
BS 4258-2:1989 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of iron content standard by BSI Group, 09/29/1989
BS 4258-5:1989 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of silica content standard by BSI Group, 09/29/1989
BS 4258-3:1989 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of sulphate content standard by BSI Group, 09/29/1989
BS 4258-9:1989 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use. Determination of chloride content standard by BSI Group, 09/29/1989