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Germany

Verein des Hygiene-Instituts des Ruhrgebiets e.V. Hygiene-Institut des Ruhrgebiets Institut für Umwelthygiene und Toxikologie

Rotthauser Straße 21, 45879, Gelsenkirchen, Germany

DAKKS D-PL-13042-02-00DAKKS D-PL-13042-02-01DAKKS D-PL-13042-02-02and 4 moreISO/IEC 17025Register refreshed 2026-11-06

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Accredited standards
180
DAKKS certificates
7
Sites in our directory
2
DAKKS accredited scope

What this lab is accredited for

Our reading of the DAKKS scope: each standard once, with its official name where we have checked it.

Only this lab. Searches the 180 standard numbers and the 129 official names we hold. When no standard matches, it searches the method text of every scope line.

ISO77
ISO 787-3General methods of test for pigments and extenders - Part 3: Determination of matter soluble in water - Hot extraction method
ISO 846Plastics - Evaluation of the action of microorganisms
ISO 1172Textile-glass-reinforced plastics - Prepregs, moulding compounds and laminates - Determination of the textile-glass and mineral-filler content using calcination methods
ISO 4901Reinforced plastics based on unsaturated-polyester resins - Determination of the residual styrene monomer content, as well as the content of other volatile aromatic hydrocarbons, by gas chromatography
ISO 5814Water quality - Determination of dissolved oxygen - Electrochemical probe method
ISO 5815-1Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea addition
ISO 5961Water quality - Determination of cadmium by atomic absorption spectrometry
ISO 6222Water quality - Enumeration of culturable micro-organisms - Colony count by inoculation in a nutrient agar culture medium
ISO 6341Water quality - Determination of the inhibition of the mobility of Daphnia magna Straus (Cladocera, Crustacea) - Acute toxicity test
ISO 6468Water quality - Determination of certain organochlorine insecticides, polychlorinated biphenyls and chlorobenzenes - Gas chromatographic method after liquid-liquid extraction
ISO 6878Water quality - Determination of phosphorus - Ammonium molybdate spectrometric method
ISO 7027-1Water quality - Determination of turbidity - Part 1: Quantitative methods
Show all 77
ISO 7027-2Water quality - Determination of turbidity - Part 2: Semi-quantitative methods for the assessment of transparency of waters
ISO 7393-2Water quality - Determination of free chlorine and total chlorine - Part 2: Colorimetric method using N,N-dialkyl-1,4-phenylenediamine, for routine control purposes
ISO 7887Water quality - Examination and determination of colour
ISO 7899-2Water quality - Detection and enumeration of intestinal enterococci - Part 2: Membrane filtration method
ISO 7980Water quality - Determination of calcium and magnesium - Atomic absorption spectrometric method
ISO 8467Water quality - Determination of permanganate index
ISO 8692Water quality - Fresh water algal growth inhibition test with unicellular green algae
ISO 9377-2Water quality - Determination of hydrocarbon oil index - Part 2: Method using solvent extraction and gas chromatography
ISO 9562Water quality - Determination of adsorbable organically bound halogens (AOX)
ISO 10301Water quality - Determination of highly volatile halogenated hydrocarbons - Gas-chromatographic methods
ISO 10382Soil quality - Determination of organochlorine pesticides and polychlorinated biphenyls - Gas-chromatographic method with electron capture detection
ISO 10523Water quality - Determination of pH
ISO 10695Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods
ISO 10705-2Water quality - Detection and enumeration of bacteriophages - Part 2: Enumeration of somatic coliphages
ISO 11262Soil quality - Determination of total cyanide
ISO 11272Soil quality - Determination of dry bulk density
ISO 11348-1Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 1: Method using freshly prepared bacteria
ISO 11348-2Water quality - Determination of the inhibitory effect of water samples on the light emission of Vibrio fischeri (Luminescent bacteria test) - Part 2: Method using liquid-dried bacteria
ISO 11369Water quality - Determination of selected plant treatment agents - Method using high performance liquid chromatography with UV detection after solid-liquid extraction
ISO 11464Soil quality - Pretreatment of samples for physico-chemical analysis
ISO 11466Soil quality - Extraction of trace elements soluble in aqua regia
ISO 11731Water quality - Enumeration of Legionella

Certificate says EN ISO 11731 2019-03 UBA Empfehlung 18. Probably the same standard; not checked against the EN document.

ISO 11732Water quality - Determination of ammonium nitrogen - Method by flow analysis (CFA and FIA) and spectrometric detection
ISO 11885Water quality - Determination of selected elements by inductively coupled plasma optical emission spectrometry (ICP-OES)
ISO 11905-1Water quality - Determination of nitrogen - Part 1: Method using oxidative digestion with peroxodisulfate
ISO 11916-1Soil quality - Determination of selected explosives and related compounds - Part 1: Method using high-performance liquid chromatography (HPLC) with ultraviolet detection
ISO 11969Water quality - Determination of arsenic - Atomic absorption spectrometric method (hydride technique)
ISO 12338
ISO 12846Water quality - Determination of mercury - Method using atomic absorption spectrometry (AAS) with and without enrichment
ISO 13395Water quality - Determination of nitrite nitrogen and nitrate nitrogen and the sum of both by flow analysis (CFA and FIA) and spectrometric detection
ISO 14154Soil quality - Determination of some selected chlorophenols - Gas-chromatographic method with electron-capture detection
ISO 14402Water quality - Determination of phenol index by flow analysis (FIA and CFA)
ISO 14403-1Water quality - Determination of total cyanide and free cyanide using flow analysis (FIA and CFA) - Part 1: Method using flow injection analysis (FIA)
ISO 14403-2Water quality - Determination of total cyanide and free cyanide using flow analysis (FIA and CFA) - Part 2: Method using continuous flow analysis (CFA)
ISO 14507Soil quality - Pretreatment of samples for determination of organic contaminants
ISO 14911Water quality - Determination of dissolved Li+, Na+, NH4+, K+, Mn2+, Ca2+, Mg2+, Sr2+ and Ba2+ using ion chromatography - Method for water and waste water
ISO 15061Water quality - Determination of dissolved bromate - Method by liquid chromatography of ions
ISO 15088Water quality - Determination of the acute toxicity of waste water to zebrafish eggs (Danio rerio)
ISO 15192Soil and waste - Determination of chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection
ISO 15586Water quality - Determination of trace elements using atomic absorption spectrometry with graphite furnace
ISO 15680Water quality - Gas-chromatographic determination of a number of monocyclic aromatic hydrocarbons, naphthalene and several chlorinated compounds using purge-and-trap and thermal desorption
ISO 15681-2Water quality - Determination of orthophosphate and total phosphorus contents by flow analysis (FIA and CFA) - Part 2: Method by continuous flow analysis (CFA)
ISO 15682Water quality - Determination of chloride by flow analysis (CFA and FIA) and photometric or potentiometric detection
ISO 16266Water quality - Detection and enumeration of Pseudomonas aeruginosa - Method by membrane filtration
ISO 16703Soil quality - Determination of content of hydrocarbon in the range C10 to C40 by gas chromatography
ISO 16720Soil quality - Pretreatment of samples by freeze-drying for subsequent analysis
ISO 16772Soil quality - Determination of mercury in aqua regia soil extracts with cold-vapour atomic spectrometry or cold-vapour atomic fluorescence spectrometry
ISO 17294-2Water quality - Application of inductively coupled plasma mass spectrometry (ICP-MS) - Part 2: Determination of selected elements including uranium isotopes
ISO 17380Soil quality - Determination of total cyanide and easily liberatable cyanide - Continuous-flow analysis method
ISO 17852Water quality - Determination of mercury - Method using atomic fluorescence spectrometry
ISO 17993Water quality - Determination of 15 polycyclic aromatic hydrocarbons (PAH) in water by HPLC with fluorescence detection after liquid-liquid extraction
ISO 18287Soil quality - Determination of polycyclic aromatic hydrocarbons (PAH) - Gas chromatographic method with mass spectrometric detection (GC-MS)
ISO 18412Water quality - Determination of chromium(VI) - Photometric method for weakly contaminated water
ISO 18593Microbiology of the food chain - Horizontal methods for surface sampling
ISO 18857-1Water quality - Determination of selected alkylphenols - Part 1: Method for non-filtered samples using liquid-liquid extraction and gas chromatography with mass selective detection
ISO 19458Water quality - Sampling for microbiological analysis
ISO 19730Soil quality - Extraction of trace elements from soil using ammonium nitrate solution
ISO 20280Soil quality - Determination of arsenic, antimony and selenium in aqua regia soil extracts with electrothermal or hydride-generation atomic absorption spectrometry
ISO 22036Environmental solid matrices - Determination of elements using inductively coupled plasma optical emission spectrometry (ICP-OES)
ISO 22155Soil quality - Gas chromatographic determination of volatile aromatic and halogenated hydrocarbons and selected ethers - Static headspace method
ISO 22196Measurement of antibacterial activity on plastics and other non-porous surfaces
ISO 22309Microbeam analysis - Quantitative analysis using energy-dispersive spectrometry (EDS) for elements with an atomic number of 11 (Na) or above
ISO 22478Water quality - Determination of certain explosives and related compounds - Method using high-performance liquid chromatography (HPLC) with UV detection
ISO 23913Water quality - Determination of chromium(VI) - Method using flow analysis (FIA and CFA) and spectrometric detection
ISO 54321Soil, treated biowaste, sludge and waste - Digestion of aqua regia soluble fractions of elements
EN60
EN 932-2Tests for general properties of aggregates - Part 2: Methods for reducing laboratory samples
EN 1040
EN 1275
EN 1276
EN 1420
EN 1483Water quality - Determination of mercury - Method using atomic absorption spectrometry
EN 1484Water analysis - Guidelines for the determination of total organic carbon (TOC) and dissolved organic carbon (DOC)
EN 1622Water quality - Determination of the threshold odour number (TON) and threshold flavour number (TFN)
EN 1650
EN 1899-1Water quality - Determination of biochemical oxygen demand after n days (BODn) - Part 1: Dilution and seeding method with allylthiourea addition (ISO 5815:1989, modified)
EN 12457-4Characterisation of waste - Leaching - Compliance test for leaching of granular waste materials and sludges - Part 4: One stage batch test at a liquid to solid ratio of 10 l/kg for materials with particle size below 10 mm (without or with size reduction)
EN 12766-1
Show all 60
EN 12766-2
EN 12873-1
EN 12873-2
EN 12879Characterization of sludges - Determination of the loss on ignition of dry mass
EN 12880Characterization of sludges - Determination of dry residue and water content
EN 13037
EN 13038
EN 13039
EN 13040
EN 13137Characterization of waste - Determination of total organic carbon (TOC) in waste, sludges and sediments
EN 13342Characterisation of sludges - Determination of Kjeldahl nitrogen
EN 13346Characterization of sludges - Determination of trace elements and phosphorus - Aqua regia extraction methodsSome methods

Limits written next to it

DIN EN 13346 Verfahren A (04.01)

Some methods. Written next to it on line 14 of DAKKS certificate D-PL-13042-02-02.

EN 13623
EN 13624
EN 13650
EN 13657Characterization of waste - Digestion for subsequent determination of aqua regia soluble portion of elements
EN 13697
EN 13727
EN 14039Characterization of waste - Determination of hydrocarbon content in the range of C10 to C40 by gas chromatography
EN 14207
EN 14346Characterization of waste - Calculation of dry matter by determination of dry residue or water content
EN 14405
EN 14718
EN 15170
EN 15192Characterisation of waste and soil - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrophotometric detection
EN 15204
EN 15216Environmental solid matrices - Determination of total dissolved solids (TDS) in water and eluates
EN 15308Characterization of waste - Determination of selected polychlorinated biphenyls (PCB) in solid waste by gas chromatography with electron capture or mass spectrometric detection
EN 15933Sludge, treated biowaste and soil - Determination of pH
EN 15934Sludge, treated biowaste, soil and waste - Calculation of dry matter fraction after determination of dry residue or water content
EN 15935Soil, waste, treated biowaste and sludge - Determination of loss on ignition
EN 15936Soil, waste, treated biowaste and sludge - Determination of total organic carbon (TOC) by dry combustion
EN 16000-1
EN 16167Soil, treated biowaste and sludge - Determination of polychlorinated biphenyls (PCB) by gas chromatography with mass selective detection (GC-MS) and gas chromatography with electron-capture detection (GC-ECD)
EN 16170Sludge, treated biowaste and soil - Determination of elements using inductively coupled plasma optical emission spectrometry (ICP-OES)
EN 16171Sludge, treated biowaste and soil - Determination of elements using inductively coupled plasma mass spectrometry (ICP-MS)
EN 16174Sludge, treated biowaste and soil - Digestion of aqua regia soluble fractions of elementsSome methods

Limits written next to it

DIN EN 16174 Verfahren A (11.12)

Some methods. Written next to it on line 14 of DAKKS certificate D-PL-13042-02-02.

EN 16175-1Sludge, treated biowaste and soil - Determination of mercury - Part 1: Cold-vapour atomic absorption spectrometry (CV-AAS)
EN 16175-2Sludge, treated biowaste and soil - Determination of mercury - Part 2: Cold-vapour atomic fluorescence spectrometry (CV-AFS)
EN 16318
EN 16421
EN 17093
EN 17322Environmental Solid Matrices - Determination of polychlorinated biphenyls (PCB) by gas chromatography - mass selective detection (GC-MS) or electron-capture detection (GC-ECD)
EN 17892Water quality - Determination of selected per- and polyfluoroalkyl substances in drinking water - Method using liquid chromatography/tandem-mass spectrometry (LC-MS/MS)
EN 25663Water quality - Determination of Kjeldahl nitrogen - Method after mineralization with selenium
EN 25813Water quality - Determination of dissolved oxygen - Iodometric method
EN 25814
EN 27888Water quality - Determination of electrical conductivity
DIN22
DIN 1744-3
DIN 18123
DIN 18125-2
DIN 19528
DIN 19631
DIN 19698-1
DIN 19730
DIN 19738
DIN 19747Investigation of solids - Pre-treatment, preparation and processing of samples for chemical, biological and physical investigations
DIN 38402-13
DIN 38402-15
DIN 38404-4
Show all 22
DIN 38404-6
DIN 38405-1
DIN 38405-13
DIN 38407-2
DIN 38407-39
DIN 38412
DIN 38414
DIN 38414-20
DIN 38414-23
DIN 53770-1
ISO 16000 series9
ISO 16000-3Indoor air - Part 3: Determination of formaldehyde and other carbonyl compounds in indoor air and test chamber air - Active sampling method
ISO 16000-6Indoor air - Part 6: Determination of organic compounds (VVOC, VOC, SVOC) in indoor and test chamber air by active sampling on sorbent tubes, thermal desorption and gas chromatography using MS or MS FID
ISO 16000-13Indoor air - Part 13: Determination of total (gas and particle-phase) polychlorinated dioxin-like biphenyls (PCBs) and polychlorinated dibenzo-p-dioxins/dibenzofurans (PCDDs/PCDFs) - Collection on sorbent-backed filters
ISO 16000-16Indoor air - Part 16: Detection and enumeration of moulds - Sampling by filtration
ISO 16000-17Indoor air - Part 17: Detection and enumeration of moulds - Culture-based method
ISO 16000-18Indoor air - Part 18: Detection and enumeration of moulds - Sampling by impaction
ISO 16000-19Indoor air - Part 19: Sampling strategy for moulds
ISO 16000-20Indoor air - Part 20: Detection and enumeration of moulds - Determination of total spore count
ISO 16000-21Indoor air - Part 21: Detection and enumeration of moulds - Sampling from materials
ISO 5667 series5
ISO 5667-1Water quality - Sampling - Part 1: Guidance on the design of sampling programmes and sampling techniques
ISO 5667-3Water quality - Sampling - Part 3: Preservation and handling of water samples
ISO 5667-5Water quality - Sampling - Part 5: Guidance on sampling of drinking water from treatment works and piped distribution systems
ISO 5667-6Water quality - Sampling - Part 6: Guidance on sampling of rivers and streams
ISO 5667-13Water quality - Sampling - Part 13: Guidance on sampling of sludges
ISO 10304 series3
ISO 10304-1Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 1: Determination of bromide, chloride, fluoride, nitrate, nitrite, phosphate and sulfate
ISO 10304-3Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 3: Determination of chromate, iodide, sulfite, thiocyanate and thiosulfate
ISO 10304-4Water quality - Determination of dissolved anions by liquid chromatography of ions - Part 4: Determination of chlorate, chloride and chlorite in water with low contamination
ISO 9308 series3
ISO 9308-1Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 1: Membrane filtration method for waters with low bacterial background flora
ISO 9308-2Water quality - Enumeration of Escherichia coli and coliform bacteria - Part 2: Most probable number method
ISO 9308-3Water quality - Detection and enumeration of Escherichia coli and coliform bacteria - Part 3: Miniaturized method (Most Probable Number) for the detection and enumeration of E. coli in surface and waste water
Other standards1
38407

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Scope as published by DAKKS

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Location

Rotthauser Straße 21, Gelsenkirchen, 45879, DE

51.50570, 7.09380

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