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Method Statements

 

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There may be some methods which can be used for multiple matrices.
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Drinking Water

Coventry – Microbiology
Wakefield – Inorganics
Wakefield – Organics
Wakefield – Microbiology

Landfill Gas

Hawarden – Organics

Drinking Water

Coventry Laboratory – Microbiology (Drinking & Waste Water)

Method Code Method Description PDF
W1 Enumeration of heterotrophic bacteria by pour plate  Download
W2 Isolation and confirmation of Salmonella sp (other than Salmonella typhi) from drinking and raw waters and solid samples  Download
W5 Detection, enumeration and identification of Legionella spp including Legionella pneumophila SG1 and SG2-15  Download
W7 Isolation, enumeration and confirmation of Enterococci – membrane filtration technique  Download
W8 Clostridium perfringens – membrane filtration technique  Download
W9 Pseudomonas spp – membrane filtration technique  Download
W10 Total coliforms and Escherichia coli – single membrane filtration technique  Download
W11 Pseudomonas aeruginosa – membrane filtration technique  Download
W18 Detection of sulphate-reducing bacteria in water samples  Download
W19 Detection of nitrite-reducing microorganisms in water samples  Download
W20 Isolation and enumeration of yeasts and moulds from potable and environmental water samples  Download
W21 Isolation and enumeration of Staphylococcus aureus from potable and environmental water samples  Download
W24 Escherichia coli per gram dry weight by membrane filtration  Download
W25 Escherichia coli in sludge, soil and other solids  Download
W30 Detection and enumeration of Legionella spp including Legionella pneumophila using real-time PCR  Download
W32 Selected microbiological organisms per gram dry weight by membrane filtration for sludge, soils and other solids  Download
W33 Identification and enumeration of Enterobacteriaceae from potable and environmental water samples  Download
W36 Total viable count (TVC) at 30°C (Laporte specification)  Download
W37 Procedure for swab samples  Download
W38 Total viable count – process and purified waters  Download
W41 Bacterial & fungal identification Download
W44 Algae enumeration  Download
W45 Chlorophyll ‘A’  Download
W46 Zooplankton (including veligers) identification and enumeration Download
W47 Biological examination Download
W49 Male-specific (F+) bacteriophages and somatic coliphages Download
W51 Stenotrophomonas species Download
W52 Acinetobacter baumannii Download
W54 Bioaerosols Download
W57 Total coliforms, faecal coliforms and Escherichia coli on waste waters Download
W58 Enterococci Download
W59 Clostridium perfringens including sulphite reducing clostridia Download
W60 Biological report by microscopy on activated sludge Download
W61 Environmental monitoring plates and strips Download
W62 Appearance and qualitative taste and odour Download
CRYM1-M3 Cryptosporidium and Giardia Download
MALDI-ToF All microbiology determinands utilising a culture-based method Download

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Wakefield Laboratory – Inorganics

Method Code Method Description PDF
WPC6 Turbidity Add link
WPC7 Conductivity Add link
WPC8 pH Add link
WPC12 Metals by ICP-OES (Al, B, Ba, Ca, Cu, Fe, K, Mg, Mn, Na, P, Si, SO4, Zn) Add link
WPC13 Colour Add link
WPC15 Metals by ICP-MS (Ag, As, B, Ba, Be, Cd, Co, Cr, Cu, Li, Mo, Ni, Pb, Se, Sn, Ti, Tl, U, V, Zn) Add link
WPC18 Chlorate, Chlorite and Bromide by IC (Dionex) Add link
WPC20 Fluoride Add link
WPC21 Mercury by ICP-MS Add link
WPC22 Total Suspended Solids Add link
WPC23 Radioactivity - Gross Alpha, Gross Beta Add link
WPC25 Total Dissolved Solids Add link
WPC26 Free and Total Chlorine Add link
WPC39 Absorbance at 254nm Add link
WPC42 Bromate Add link
WPC44 Metals Preparation Add link
WPC47 Permanganate Index Add link
WPC61 Oxyhals - Chlorate, Chlorite and Bromide by IC (Metrohm) Add link
WPC64 Anions by KONE (Ammoniacal Nitrogen, TON, Nitrate, Nitrogen, Chloride, Orthophosphate, Silica and Alkalinity) Add link
WPC65 Total and Free Cyanide Add link
WPC67 Determination of Total Organic Carbon and Dissolved Inorganic Carbon Add link

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Wakefield Laboratory – Organics

Method Code Method Description PDF
WPC27 PAHs Add link
WPC28 THMs, BTEX & Chlorinated Solvents Add link
WPC35 GCMS Scan Add link
WPC42 Determination of Bromate Add link
WPC45 Determination of selected phenoxyalkanoic, benzonitrile and other compounds Add link
WPC50 Organochlorine Pesticides, Non Polar Pesticides & PCBs Add link
WPC53 Acrylamide Add link
WPC57 LCMS Scan Add link
WPC59 Microcystin-LR Add link
WPC63 Vinyl chloride (Chloroethene) Add link
WPC66 Taste & Odour, Geosmin and MIB Add link
WPC68 Glyphosate and Aminomethylphosphonic Acid (AMPA) Add link
WPC69 Quats - Chlormequat and Mepiquat Add link
WPC70 Phenols & Chlorophenols Add link
WPC71 Polar Pesticides by HPLC-MS/MS Add link
WPC73 Metaldehyde Add link
WPC75 Haloacetic Acids and Dalapon Add link
WPC76 VOC Scan Add link
WPC78 Per- and Polyfluoroalkyl Substances (PFAS) Add link
WPC79 THMs and BTEX Add link
WPC80 Mesosulfuron-methyl Add link

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Wakefield Laboratory – Microbiology

Method Code Method Description PDF
WPM1 Heterotrophic Bacteria Add link
WPM2 Enterococci Add link
WPM3 Sulphite-Reducing Clostridia Add link
WPM4 Coliforms & E. coli Add link
WPM8 Swab Add link
WPM11 Pseudomonas aeruginosa Add link
WPM12 Pseudomonas spp Add link
WPM13 Total Viable Count (TVC) on Process and Purified Waters Add link
WCRY-6 Endotoxins Add link
WCRY-7 Total/Intact Bacterial Cell Counts by NxT Acoustic Focusing Cytometry Add link

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Waste Water

Coventry Laboratory – Inorganics

Method Code Method Description PDF
WAS001 BOD (5 day) Add link
WAS001 BOD (20 day) Add link
WAS005 TOC Add link
WAS005 Total Organic Carbon (TOC) at pH 7.0 Add link
WAS006 Suspended Solids Add link
WAS010 Total dissolved solids Add link
WAS011 Preparation of Samples for Total and Filtered Metals Add link
WAS013 Mercury Add link
WAS018 Total, free and complex cyanide Add link
WAS019 Monohydroxyphenol Add link
WAS022 Total, Kjeldahl and organic nitrogen Add link
WAS025 Alkalinity Add link
WAS027 Colour scan Add link
WAS029 Fluoride by ion selective electrode Add link
WAS030 Formaldehyde Add link
WAS033 Sulphide Add link
WAS036 NH3, Cl, NO2, NO3, TON, OrthoP, & SO4 by Konelab 60 Add link
WAS039 pH & EC by radiometer Add link
WAS040 COD (HACH) Add link
WAS043 Ferrous, ferric and total iron Add link
WAS049 Metals by ICP-AES Add link
WAS052 Dissolved oxygen Add link
WAS059 Salinity using a Hanna test kit Add link
WAS061 Redox Potential Add link
WAS065 Manual determination of colour using a Cecil 1010 spectrophotometer Add link
WAS066 Determination of Turbidity using a Hach Turbidimeter Model 2100AN Add link
WAS067 Determination of ammonia, chloride, nitrate, total oxidised nitrogen (TON), nitrite, orthophosphate, sulphate and reactive silica Add link
WAS071 Mercury via atomic fluorescence Add link
WAS072 Metals by ICP-MS Add link
WAS074 Transmission Add link
WAS075 Free and Total Available Chlorine Add link
WAS076 Metals by ICP-MS Add link
WAS080 Silver and Copper Add link
CON10 Moisture, Total Solid Content and Loss on Ignition on sludges, soils and other solids Add link
OCM2 Electrical Conductivity Add link

Coventry Laboratory – Organics

Method Code Method Description PDF
GEO20 Phenoxy acid herbicides, benzoic acid herbicides and benzonitrile herbicides Add link
GEO24 Organotin compounds - tri-n-butyltin and triphenyltin Add link
GEO35 EH - Total Risk Extractable Petroleum Hydrocarbons (TPH) C6-C40 Add link
GEO37 Substituted urea herbicides and triazines Add link

Coventry Laboratory – Microbiology: see Coventry Microbiology (Drinking & Waste Water).

Wakefield Laboratory – Inorganics

Method Code Method Description PDF
WWC4 Settling Add link
WWC8 Metals ICP-OES Add link
WWC9 Alkalinity Add link
WWC11 BOD Add link
WWC13 COD Add link
WWC14 pH & EC Add link
WWC17 Mercury by ICP-MS Add link
WWC19 Total and Kjeldahl Nitrogen Add link
WWC21 Suspended and ashed suspended solids and suspended volatile matter Add link
WWC25 Turbidity Add link
WWC46 Total and Low Level Metals by ICP-MS Add link
WWC48 Water Insoluble Fat (NVM) Add link
WWC50 Anions by Colorimetry Add link

Wakefield Laboratory – Organics

Method Code Method Description PDF
WWC1 Waste GCMS Scan Add link
WWC2 Mineral Oil Add link

Wakefield Laboratory – Microbiology

Method Code Method Description PDF
WWM1 Salmonella Add link
WWM2 E. coli Filtrate Add link
WWM4 Total & Faecal Coliforms Add link
WWM5 Waste Enterococci Add link

Hawarden Laboratory – Inorganics

Method Code Method Description PDF
TM107 Chemical Oxygen Demand (COD) Add link
TM110 Redox Potential Add link
TM120 Electrical conductivity (EC) Add link
TM125 Ferrous Iron (Fe II) Add link
TM139 Total Solids Add link
TM152 Dissolved Metals Add link
TM183 Mercury Add link
TM184 Mixed Anions Add link
TM187 Dissolved Oxygen (DO) Add link
TM195 Turbidity Add link
TM212 Total Nitrogen Add link
TM220 Neutralizing value of liming materials and related substances Add link
TM226 Anions by IC Add link
TM227 Cyanide Add link
TM228 Cations Add link

Hawarden Laboratory – Organics

Method Code Method Description PDF
TM172 EPH Add link
TM176 Semi-Volatile Organic Compounds (SVOC) Add link
TM178 Polynuclear Aromatic Hydrocarbons (PAH) Add link
TM194 Glycols Add link
TM197 WHO12 and EC7 Polychlorinated Biphenyl Congeners by GC-MS Add link
TM201 Volatile Fatty Acids (VFA's) Add link
TM205 Phenols using Solid Phase Extraction, Derivitisation and GC-MS Add link
TM208 Volatile Organic Compounds (VOC) Add link
TM223 Bulk Gas Composition (suite 1) Add link
TM232 Volatile Alcohols, Acetates and Ketones Add link

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Contaminated Land

Hawarden Laboratory – Inorganics

Method Code Method Description PDF
TM008 Particle Size Distribution Add link
TM018 Loss on Ignition (LOI) Add link
TM019 Anions by IC in Solids Add link
TM024 Exchangeable Ammonium Add link
TM132 Total Carbon, Organic Carbon, Sulphur & Organic Matter Add link
TM133 pH Add link
TM151 Hexavalent Chromium (Cr VI) Add link
TM153 Cyanide Add link
TM180 Easily Liberated Sulphide Add link
TM181 Metals Add link
TM182 Acid Neutralisation Capacity (ANC) Add link
TM193 Air Dried Solids Add link
TM221 Sulphate Add link
TM222 Water Soluble Boron Add link
TM224 Alkali Metals by ICP-OES Add link
TM229 Phosphate (bicarbonate extractable) Add link
TM230 Alkalinity in Aqueous Sludge and Soil Extracts Add link
TM234 Electrical Conductivity Add link
TM236 Dry Solids & Total Ash Add link
TM242 Fluoride in Soils by Kone Add link
TM243 Anions (Cl, SO4, PO4, NO3, NO2) Add link
TM244 Ammonium Nitrate Extractable (MAFF) Alkali Metals Add link
TM248 Ammoniacal Nitrogen as NH4 in 2:1 soil extracts via Kone Add link
TM257 Silica by Palintest test kit Add link
TM282 Extraction of Magnesium by BRE method Add link
TM303 Acid and Alkali reserves Add link
TM332 Redox Add link
TM339 Topsoil Density Add link
TM340 Topsoil Coarse Fragment and Visible Contaminants Add link
TM341 TopSoil Textural Class Add link
TM342 TopSoil pH to BS ISO 10390: 2005 Add link
TM397 Fluoride Add link
TM408 Forensic Description of Made Ground Add link
TM418 Mercury Add link

Hawarden Laboratory – Organics

Method Code Method Description PDF
TM004 Solvent Extractable Material (SEM) Add link
TM019 Anions Add link
TM059 Whole Oil by Gas Chromatography (GC-FID) Add link
TM062 Phenols Add link
TM072 Phenols (9) by GCMS Add link
TM073 Organochlorine and Organophosphorus Pesticides and Triazine Herbicides by GCMS Add link
TM078 Solvent Extractable Matter (SEM) Add link
TM087 Total Petroleum Hydrocarbons (Oil and Grease) in Solids by Infra-red Spectroscopy Add link
TM089 Determination of BTEX and GRO Add link
TM116 Volatile Organic Compounds (VOCs) Add link
TM136 Elemental Sulphur Add link
TM154 Rapid Extractable Petroleum Hydrocarbons (EPH) Add link
TM157 Total Polychlorinated Biphenyls (PCBs) as Aroclor 1254 Add link
TM168 Polychlorinated Biphenyl (PCB) Congeners Add link
TM213 Total PAH 17 and coronene by Gas Chromatography with flame ionisation detection Add link
TM218 Polycyclic Aromatic Hydrocarbons (PAH) Add link
TM329 Simulated Distillation Products from Soil and Water in the Carbon Range C15 – C90 by GC-FID Add link
TM336 n-Hexane in Soils and Waters by Headspace/GC-MS Add link
TM338 PFAS Add link
TM410 Coronene by shaker extraction and GC-MS Add link
TM414 Speciated EPH by GCxGC-FID Add link
TM415 Extractable Petroleum Hydrocarbons (EPH) by GCxGC-FID Add link
TM417 Coal Tar Arisings in Road Top Material Add link
TM427 Methanolic Extraction and Headspace/GC-MS Add link
TM428 TOP Assay by LC-MS/MS Add link
TM440 The Determination of selected PFAS in Soils by LC-MS/MS Add link
TM442 TOP Assay in Soils Add link

Hawarden Laboratory – Preparation

Method Code Method Description PDF
PM023 Leaching Procedure for NRA Leachates Add link
PM024 Homogenisation of Soil Samples (including Moisture Content Ratio) Add link
PM114 Leaching Procedure for CEN Two Stage Batch Test 2:1/8:1 Cumulative SOP Add link
PM115 Leaching Procedure for CEN One Stage Leach Test 2:1 & 10:1 Step Add link

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Soils & Sludges

Coventry Laboratory – Inorganics

Method Code Method Description PDF
87 Loss on Ignition at 440°C Add link
CON10 Air-dried moisture, total solids and loss on ignition Add link

Coventry Laboratory – Microbiology

Method Code Method Description PDF
W24 Escherichia coli per gram dry weight by membrane filtration Add link
W25 Escherichia coli in Sludge, Soil and other solids Add link
W32 Selected microbiological organisms per gram dry weight by membrane filtration for sludge, soils and other solids Add link
W60 Biological report by microscopy on activated sludge Add link
MALDI-ToF Confirmation All Microbiology determinands utilising a culture-based method Add link

Coventry Laboratory – Preparation of Leachates and Soils

Method Code Method Description PDF
NRA NRA LEACH TEST Add link
NRA BSEN 12457 PART 3 LEACH TEST Add link

Wakefield Laboratory – Inorganics

Method Code Method Description PDF
WSC1 Alkalinity Add link
WSC6 Metals ICP-OES (Al, As, Ca, Cd, Co, Cr, Cu, Fe, K, Mg, Mn, Mo, Na, Ni, P, Pb, S, Sn, V, Zn) Add link
WSC8 Kjeldahl N & Total P Add link
WSC11 pH Add link
WSC12 Total Dry Solids and Ash Solids (Moisture and LOI) Add link
WSC13 Maff K + Mg Add link
WSC14 Maff P Add link
WSC15 Soils Preparation Add link
WSC17 Soil Density issued Add link
WSC18 Fluoride Add link
WSC19 Ammonia Preparation Add link

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Landfill Gas

Hawarden Laboratory – Organics

Method Code Method Description PDF
TM053 Bulk Gas Analysis Add link
TM147 Phenols by GCMS Add link
TM330 TO-15 VOCs Add link
TM335 Total Petroleum Hydrocarbons in Atmospheric, Subslab and Soilgas samples using Gas Chromatography with Mass Selective Detection Add link

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Specialist Methods

Coventry Laboratory – Dusts

Method Code Method Description PDF
74 Total deposited dusts Add link
75 Suspended dust deposits on membrane Filters Add link
76 Airborne Particulate Matter Add link
77 Directional Dust Add link

Coventry Laboratory – Taste & Odour

Method Code Method Description PDF
W56 Qualitative & Quantitative Taste and Odour Add link
W62 Appearance and Qualitative Taste and Odour Add link

Coventry Laboratory – Waste Sector

Method Code Method Description PDF
WSM004 Leaching Characteristics of Moulded or Monolithic Building or Waste Materials - Determination of Leaching of Inorganic Components with the Diffusion Test. (The Tank Test) Add link

Wakefield Laboratory – Ecotoxicology

Method Code Method Description PDF
WTOX03 Respiration Inhibition Test Add link
WTOX04 Nitrification Inhibition Test Add link

Wakefield Laboratory – Taste & Odour

Method Code Method Description PDF
WPM7 Non-Regulatory Samples Taste & Odour Qualitative - England and Wales Add link
WPM10 Qualitative and Quantitative Taste & Odour - Scotland Add link

Hawarden Laboratory – Asbestos

Method Code Method Description PDF
TM048 Identification of Asbestos in Soils, Ballasts, Aggregates etc. Add link
TM304 Asbestos Quantification in Soils Add link
TM419 Asbestos Dustiness Add link

Hawarden Laboratory – Dust

Method Code Method Description PDF
TM253 Determination of Dust Add link

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