OENORM EN 13656-2021 土壤、处理过的生物废物、污泥和废物 用盐酸(HCl)、硝酸(HNO3)和四氟硼酸(HBF4)或氢氟酸(HF)酸混合物进行消解,以便随后测定元素
Soil, treated biowaste, sludge and waste - Digestion with a hydrochloric (HCl), nitric (HNO3) and tetrafluoroboric (HBF4) or hydrofluoric (HF) acid mixture for subsequent determination of elements