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BS 5557:1992Textile floor coverings. Vocabularystandard by BSI Group, 07/15/1992
BS 5555:1993Specification for SI units and recommendations for the use of their multiples and of certain other unitsstandard by BSI Group, 02/15/1993
BS 5554:1978Guide to a modular instrumentation system for data handling; CAMAC systemstandard by BSI Group, 08/31/1978
BS 5552:1978Code of practice for in-core instrumentation for neutron fluence rate (flux) measurements in power reactorsstandard by BSI Group, 06/30/1978
BS 5551-4.5:1993Fertilizers. Chemical analysis. Method for determination of mineral-acid-soluble sulfate content of solid fertilizersstandard by BSI Group, 02/15/1993
BS 5551-4.3.4:1988Fertilizers. Chemical analysis. Determination of potassium. Method for determination of potassium content (titrimetric method)standard by BSI Group, 09/30/1988
BS 5551-4.3.3:1984Fertilizers. Chemical analysis. Determination of potassium. Method for determination of water-soluble potassium content (potassium tetraphenylborate gravimetric method: reference method)standard by BSI Group, 08/31/1984
BS 5551-4.3.2:1983Fertilizers. Chemical analysis. Determination of potassium. Preparation of the test solution for determination of acid-soluble potassium contentstandard by BSI Group, 12/30/1983
BS 5551-4.3.1:1983Fertilizers. Chemical analysis. Determination of potassium. Preparation of the test solution for determination of water-soluble potassium contentstandard by BSI Group, 12/30/1983
BS 5551-4.2.3:1987Fertilizers. Chemical analysis. Determination of phosphorus. Method for determination of phosphorus content (quinoline molybdophosphate gravimetric method)standard by BSI Group, 09/30/1987
BS 5551-4.1.5:1993Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of urea nitrogen content (gravimetric method using xanthydrol)standard by BSI Group, 05/15/1993
BS 5551-4.1.4:1984Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide (titrimetric method)standard by BSI Group, 08/31/1984