German Standard Methods for Examination of Water, Waste Water and Sludge; Summary Action and Material Characteristic Parameters (Group H); Determination of the Chemical Oxygen Demand (COD) in the Range over 15 mg/l (H41)
Edition 1980-12

German standard methods for the examination of water, waste water and sludge; parameters characterizing effects and substances (group H); determination of the chemical oxygen demand (COD), ranging from 5 to 50 mg/l (H 44)
Edition 1992-05

Testing of oxidic raw materials and materials for ceramics, glass and glazes - Part 2: Determination of Ag, As, B, Ba, Be, Bi, Ca, Cd, Ce, Co, Cr, Cu, Er, Eu, Fe, La, Mg, Mn, Mo, Nd, Ni, P, Pb, Pr, S, Sb, Se, Sn, Sr, Ti, V, W, Y, Yb, Zn, Zr by optical emission spectrometry with inductively coupled plasma (ICP OES)
Edition 2004-07

Liquefied petroleum gases - Propane, propene, butane, butene and their mixtures with a maximum sulfur content of 30 mg/kg - Requirements
Edition 2020-09

Liquefied petroleum gases - Propane, propene, butane, butene and their mixtures with a maximum sulfur content of 50 mg/kg - Requirements
Edition 2020-09

Determination of total lead content of petrol with a lead content exceeding 25 mg/l by wavelenght-dispersive X-ray spectrometry (XRS)
Edition 1990-11

Fat and oil derivatives - Fatty acid methyl ester (FAME) - Determination of Ca, Mg, Na, K and P content by optical emission spectral analysis with inductively coupled plasma (ICP OES); German and English version prEN 14538:2024
Edition 2024-02

Fat and oil derivatives - Fatty acid methyl ester (FAME) - Determination of Ca, K, Mg and Na content by optical emission spectral analysis with inductively coupled plasma (ICP OES); German version EN 14538:2006
Edition 2006-09

Solid recovered fuels - Method for the determination of the content of major elements (Al, Ca, Fe, K, Mg, Na, P, Si, Ti); German version EN 15410:2011
Edition 2011-11

Ambient air - Standard method for measurement of NO₃⁻, SO₄²⁻, Cl⁻, NH₄⁺, Na⁺, K⁺, Mg²⁺, Ca²⁺ in PM2,5 as deposited on filters; German version EN 16913:2017
Edition 2017-09