Search results
Search list
Results in:
DIN EN 13656
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; German version EN 13656:2020
Edition
2021-07
NF X31-428-1 ; NF ISO 14869-1:2001-08-01
Soil quality - Dissolution for the determination of total element contents - Part 1: dissolution with hydrofluoric and perchloric acids
Edition
2001-08-01
OENORM EN 13656
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
Edition
2021-05-15
ISO 3139
Aqueous hydrofluoric acid for industrial use; Sampling and methods of test
Edition
1976-04
ISO 3139 AMD 1
Aqueous hydrofluoric acid for industrial use; sampling and methods of tests; amendment 1
Edition
1980-03
ISO 6127
Chromium ores; Determination of phosphorus content; Reduced molybdophosphate photometric method
Edition
1981-03
ISO 3391
Cryolite, natural and artificial; Determination of calcium content; Flame atomic absorption method
Edition
1976-09
ISO 6130
Chromium ores; Determination of total iron content; Titrimetric method after reduction
Edition
1985-11
BS EN 13656
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
Edition
2020-11-30
SN EN 13656
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
Edition
2021-03
