Chemical Technology Standards
BS 4267-10:1994
Ammonium nitrate - Method for determination of matter soluble in diethyl ether...
BS 4267-11:1994
Ammonium nitrate - Method for determination of inorganic matter and grit insoluble in water...
BS 4267-1:1988
Ammonium nitrate - Method for determination of ammoniacal nitrogen content...
BS 4427-10:1976, ISO 3357:1975
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophospha...
BS 4427-11:1983
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophospha...
BS 4427-13:1982, ISO 5373:1981
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophospha...
BS 4427-14:1989
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophospha...
BS 4427-1:1969
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophospha...
BS 4427-2:1969
Methods of test for sodium tripolyphosphate (pentasodium triphosphate) and sodium pyrophosphate (tetrasodium pyrophospha...