Chemical Technology Standards
BS 4140-13:1986, ISO 2073-1976
Methods of test for aluminium oxide - Preparation of sample solution by treatment with hydrochloric acid under pressure...
BS 4140-17:1986, ISO 2828-1973
Methods of test for aluminium oxide - Determination of fluorine content...
BS 4140-18:1986, ISO 2829-1973
Methods of test for aluminium oxide - Determination of phosphorus content...
BS 4140-19:1986, ISO 2865-1973
Methods of test for aluminium oxide - Determination of boron content...
BS 4140-1:1986, ISO 802-1976
Methods of test for aluminium oxide - Preparation and storage of test samples...
BS 4140-24:1987, ISO 8220-1986
Methods of test for aluminium oxide - Determination of fine particle size distribution (method using electroformed sieve...
BS 4140-4:1986, ISO 804-1976
Methods of test for aluminium oxide - Preparation of sample solution by alkaline fusion...
BS 4140-8:1986, ISO 901-1976
Methods of test for aluminium oxide - Determination of absolute density using a pyknometer...
BS 4140-9:1986, ISO 902-1976
Methods of test for aluminium oxide - Measurement of the angle of repose...
BS 4258-12:1982, ISO 4285-1977
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Guide to sampling techniques...
BS 4258-13:1990
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Determination of soluble sulphate conten...
BS 4258-2:1989
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Determination of iron content...
BS 4258-3:1989
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Methods of test for phosphoric acid (ort...
BS 4258-4:1975
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Determination of fluorine content...
BS 4258-5:1989
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Determination of silica content...
BS 4258-7:1978
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Determination of total phosphorus (V) ox...
BS 4258-8:1978, ISO 3707-1976
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Determination of calcium content (flame ...
BS 4258-9:1989
Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Determination of chloride content...