scope:

This standard describes how to make a choice from standardized chemical destruction and analysis methods for the determination of inorganic components in solid earthy and stony building and waste materials and of their eluates, according to NEN 7340. As well as NEN 7320 as other specific standards mentioned in this standard are applicable to solid earthy and stony building and waste materials. The inorganic components are: - elements, like arsenic, barium, cadmium, chromium, cobalt, copper, mercury, molybdenum, nickel, lead, antimony, selenium, tin, vanadium and zinc; - oxi-anions, like sulphate; - halogens, like bromide, chloride, fluoride