This Malaysian Standard prescribes the analytical methods for iron-based coagulants with the following methods:
1.1 Determination of total iron content.
1.2 Determination of Fe(ll) and Fe(lll) content.
1.3 Determination of manganese content.
1.4 Determination of insoluble matter.
1.5 Determination of toxic substances - Preparation of sample solution.
1.6 Determination of arsenic, antimony and selenium by atomic absorption spectrophotometry hydride technique.
1.7 Determination of mercury by atomic absorption spectrophotometry cold-vapour technique.
1.8 Determination of cadmium, chromium, nickel and lead by atomic absorption spectrophotometry graphite furnace technique.
MS 1463-1999 history
1999MS 1463-1999 Specification for flake graphite (grey) cast iron