Conversion tables LQA codes


Following tables describe the conversions of old lqa codes used before 2015 to new lqa codes introduced in 2015.


Pretreatment

Code_OLD Description Code_NEW
0 No information PZ99
1 No pretreatment PZ98
2 Extractions PA99
2.11 Single BaCl2 extraction PA03
2.12 Triple BaCl2 extraction PA04
2.2 Extraction KCl PA99
2.3 Extraction aqua regia PB01
2.4 Total extraction with HF/HClO4 PB09
2.5 Total extraction with LiBO2 PB10
2.6 Extraction with Acid ammonium oxalate PA05
2.7 Extraction H2O PA01
2.8 Extraction HNO3 PA06
2.9 Extraction CaCl2 PA02
3 Wet ashings at room pressure (open system) PB99
3.1 Wet ashing HNO3 PB03
3.11 Wet ashing HNO3 /H2SO4 PB04
3.12 Wet ashing aqua regia (HCl/HNO3) PB01
3.2 Wet ashing HNO3/HF PB99
3.21 Wet ashing HClO4/H2O2 PB99
3.22 Wet ashing HClO4/H2SO4 PB99
3.3 Wet ashing HNO3/HClO4 PB06
3.31 Wet ashing H2SO4/H2O2 PB02
3.32 Wet ashing H2SO4/K2CrO7 PB99
3.4 Wet ashing HNO3/HClO4/HF PB99
3.5 Wet ashing HNO3/H2O2 PB05
3.51 Kjeldahl H2SO4/ Se-catalyst PB07
3.52 Kjeldahl H2SO4/Cu-catalyst PB07
3.53 Kjeldahl H2SO4/Ti-Cu-catalyst PB08
3.54 Kjeldahl H2SO4/Hg-catalyst PB99
3.6 Wet ashing HNO3/HClO4 /H2SO4 PB99
3.7 Wet ashing HNO3/HClO4/CaCl2 PB99
3.8 Wet ashing HNO3/HClO4/H2O2 PB99
3.9 Wet ashing HNO3,/HClO4/HCl PB99
4 Pressure digestions (closed system) PC99
4.1 Pressure digestion HNO3 PC01
4.2 Pressure digestion HNO3/HF PC03
4.3 Pressure digestion HNO3/HClO4 PC99
4.4 Pressure digestion HNO3/HClO4/HF PC99
4.5 Pressure digestion HNO3/H2O2 PD02
5 Microwave pressure digestions (closed system) PD99
5.1 Microwave digestion HNO3 PD01
5.2 Microwave digestion HNO3/HF PD05
5.3 Microwave digestion HNO3/HClO4 PD04
5.4 Microwave digestion HNO3/HClO4/HF PD99
5.5 Microwave digestion HNO3/H2O2 PD02
5.6 Microwave digestion HNO3/H2O2/HF PD99
5.7 Microwave digestion HNO3/H2O2/HCl PD03
5.8 Microwave aqua regia PD99
6 Dry ashings PE99
6.1 Dry ashing dissolution with HNO3 PE99
6.2 Dry ashing dissolution with HNO3/MgNO3 PE99
6.3 Dry ashing dissolution with HNO3/HF PE99
6.4 Dry ashing dissolution with HNO3/HCl PE99
6.5 Dry ashing dissolution with HCl PE99
6.6 Dry ashing dissolution with HCl/HF PE99
6.7 Dry ashing dissolution with H2SO4 PE99
7 Oxygen ashings PE99
7.1 Oxygen ashing Schöniger PE01
7.2 Oxygen ashing Wickbold PE99
7.3 Oxygen ashing calorimetric bomb PE99
8.2 Hydrolysis with K2S2O8 + H3BO3 + NaOH See spezial list 1
8.3 Persulfate digestion (K2S2O8 + H2SO4) See spezial list 1
8.4 Persulfate digestion (K2S2O8 + NaOH) See spezial list 1
8.7 Other deposition pretreatment(please specify per email) See spezial list 1
9 X-ray-pretreatments and other pretreatments PZ99
9.1 Material pressed (pellet) PZ02
9.2 Material melted and formed (tablet) PZ01
9.5 Melting (NaOH) PZ99


Special list 1

Code_Determination_OLD Code_NEW Code_NEW
combined with old code pretreatment 8.2 / 8.3 / 8.4 1 / 8.7
50 UV-VIS-spectrophotometry-techniques DE02 DE01
51 Colorimetric N-Determination DE02 DE01
51.1 Indophenol-blue-method DE02 DE01
51.3 Continuous flow method, Indophenol blue DE04 DE03
53 Colorimetric P-Determination DE02 DE01
53.1 Molybdene-blue-method DE02 DE01
53.2 Vanadium-Mo-blue-method DE02 DE01
53.3 Continuous flow method, Molybdene-blue DE04 DE03
55 Colorimetric C-Determination DE02 DE01


Determination

Code_OLD Description Code_NEW
0 No information DZ99
1 No detection DZ99
10 Elemental-analyzers DA99
11 Kjeldahl-apparatus DZ02
11.1 Kjeldahl-apparatus (Tecator) DZ02
11.2 Kjeldahl-apparatus (Gerhardt) DZ02
11.3 Kjeldahl-apparatus (Büchi) DZ02
12 N-Analyzer DA99
12.1 N-Analyzer (Heraeus/Elementar ) DA02
12.2 N-Analyzer (Vario) DA01
12.3 N-Analyzer (Leco) DA01
13 C-Analyzer DA99
13.1 C-Analyzer (Leco) DA01
13.2 TOC Analyzer DA03
13.3 C-Analyzer (Heraeus/Elementar) DA02
14 S-Analyzer DA99
14.1 S-Analyzer (Leco)x DA01
15 C/N-Analyzer DA99
15.1 C/N-Analyzer (Carlo-Erba=CE Instruments) DA02
15.2 C/N-Analyzer (Leco) DA01
15.3 C/N-Analyzer (Heraeus/Elementar) DA02
15.4 C/N-Analyzer (Vario) DA01
15.5 C/N-Analyzer (Hekatech) DA02
16 C/S-Analyzer DA99
16.1 C/S-Analyzer (Leco) DA01
17 C/N/S-Analyzer DA99
17.1 C/N/S-Analyzer (Leco) DA01
17.2 C/N/S-Analyzer (Heraeus/Elementar) DA02
17.3 C/N/S-Analyzer (Thermo Electron) DA02
17.4 C/N/S-Analyzer (Carlo-Erba=CE Instruments) DA02
18 C/N/H-Analyzer DA99
18.1 C/N/H-Analyzer (Leco) DA02
18.2 C/H/N-Analyzer (Heraeus/Elementar) DA02
19 C/H/N/S-Analyzer DA99
20 Mono-Atom-Spectrometry-Techniques DB99
21 AAS-flame technique DB01
21.1 AAS-flame technique (C2H2/Air) DB01
21.2 AAS-flame technique (C2H2/N2O) DB02
22 AAS-flameless (electrothermal technique) DB05
24 AAS-hydride technique DB04
25 AAS-cold vapor technique DB03
25.1 AAS-LECO/ALTEC Mercury Analyzer DA05
26 AFS-hydride-technique DB07
28 AES-Flame photometer DB06
30 Multi-Atom-Spectrometry-techniques DB08
31 ICP-AES without Ultrasonic nebulisation DB08
32 ICP-AES with Ultrasonic nebulisation DB09
35 ICP-MS DB10
40 Physical techniques DD99
41 X-ray-energy dispersive DD01
42 X-ray-wavelength dispersive DD02
45 Neutron activation analysis (NAA) DD99
47 Gamma-spectroscopy DD99
48 Laser diffraction DD99
50 UV-VIS-spectrophotometry-techniques DE99
51 Colorimetric N-Determination See spezial list 1
51.1 Indophenol-blue-method See spezial list 1
51.2 Flow Injection (FIAS)-NH3-Membrane-diffusion 566 nm DE05
51.3 Continuous flow method, Indophenol blue See spezial list 1
52 Colorimetric S-Determination DE01
52.1 Nephelometry DE99
52.2 Turbidimetry DE99
53 Colorimetric P-Determination See spezial list 1
53.1 Molybdene-blue-method See spezial list 1
53.2 Vanadium-Mo-blue-method See spezial list 1
53.3 Continuous flow method, Molybdene-blue See spezial list 1
54 Colorimetric B-Determination DE01
54.1 Azomethin – H DE01
54.2 Carmine DE01
55 Colorimetric C-Determination See spezial list 1
60 Ion-chromatographic techniques DC99
61.1 Anion-Chromatography w. chemical suppression DC01
61.2 Anion-Chromatography w. electr. suppression DC01
62.1 Kation-Chromatography w. chemical suppression DC01
62.2 Kation-Chromatography w. electr. suppression DC01
70 Electrochemical methods DF99
71 Conductimetry DF09
71.1 Conductometric titration DF99
72 Potentiometry DF08
72.1 pH DF01
72.2 other ion selective electrodes DF03
73 Potentiometric titrations DF08
74 Stripping potentiometry DF99
75 Voltammetry DF99
76 Polarography DF99
77 Amperometry DF99
78 Electrophoresis DF99
79 Redox potential DF99
80 Classical analytical techniques DZ99
81 Gravimetry DG99
81.1 Pipette See spezial list 2
81.2 Hydrometer See spezial list 2
82 Titration DZ99
82.1 NH4-back titration DZ02
82.2 Thiocyanate-titration DZ99
82.3 FeNH4SO4-Titration DZ99
82.4 Barimetric titration DZ99
82.5 AgNO3-Titration DZ99
83 Calcimeter (Scheibler unit) DA04
84 Carbon determinations DZ99
84.1 Loss on ignition DZ99
84.2 Walkley-Black DZ99
84.3 Tjurin method DZ99
90 other detections DZ99
91 Calculation DZ01


Special list 2

Code_Removal_Comp_OLD Code_NEW Code_NEW
combined with Old Determination Code 81 / 81.1 81.2
1 No removal DG01 DG99
2 Removal of organic Carbon DG02 DG99
2.1 Hydrogen Peroxide DG02 DG99
2.2 Pre-ignition at 850 °C DG02 DG99
3 Removal of soluble salts and gypsum DG04 DG99
3.1 Washing with water DG04 DG99
4 Removal of carbonates DG07 DG99
4.1 Hydrochloric acid DG07 DG99
4.2 Hydrochloric acid/Calciumchloride DG07 DG99
5 Removal of organic C and CO3 DG09 DG99
6 Removal of organic C, CO3 and soluble salts and gypsum DG10 DG99


Sieving / milling

Code_OLD Description Code_NEW
1 Sieving and/or crushing MA03
1.1 Mesh size < 2mm MA02
1.2 Other mesh size MA03
2 Milling MA04
2.1 To 150 micrometer MA04
2.2 As fine as possible MA05
9 Other method MA99

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