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Determinands

WEPAL-QUASIMEME offers different proficiency tests in which various determinands can be determined in different matrices. If your laboratory is looking for a proficiency test of a particular determinand or determinand group, you can choose from the alphabetical list below. It shows per determinand group the range of the different available matrices. By clicking on the programme, you will be forwarded to the detailed information of that specific proficiency test.

Search by determinand groups

WEPAL

Brominated Flame Retardants

Material Determinands Code
Freshwater sediment Brominated flame retardants in fresh water sediment SETOC
Marine sediment Brominated flame retardants in fresh water sediment MS7
Biota Brominated flame retardants in marine biological tissue BT9
Biotamonsters verwerkt_text.JPG

Chlorophyll pigments

Material Determinands Code
Seawater Chlorophyll and pheaopigments in seawater AQ11

Dioxins and Furans

Material Determinands Code
Freshwater sediment Dibenzo-P-Dioxins and Dibenzofurans SETOC

DOC/TOC

Material Determinands Code
Soil Soil Characteristics (TOC, TIC, TC, Organic matter) ISE
Freshwater sediment Other Parameters (organic and inorganic carbon) SETOC
Freshwater sediment Trace metals in sediment MS1
Marine sediment Chlorinated organics in sediment MS2
Marine sediment PAHs in sediment MS3
Seawater DOC in seawater AQ14
Plants C elementary and stable isotope ratios in plants IPE
Manure/sewage sludge Other determinations (LOI) MARSEP
Biomass Elementary analysis (carbon) BIMEP

SETOC monsters.JPG

Elements (metals and non-metals)

Material Determinands Code
Soil Soil Characteristics (TOC, TIC, TC, Organic matter) ISE
Freshwater sediment Other Parameters (organic and inorganic carbon) SETOC
Freshwater sediment Trace metals in sediment MS1
Marine sediment Chlorinated organics in sediment MS2
Marine sediment PAHs in sediment MS3
Seawater DOC in Seawater AQ14
Plants C elementary and stable isotope ratios in plants IPE
Manure/sewage sludge Other determinations; LOI MARSEP
Biomass Elementary analysis; Carbon (C) BIMEP

MARSEP-monsters

Extractable and exchangeable parameters (e.g. P, CEC, several extractions)

Material Determinands Code
Soil Available (trace) metals, (micro) nutrients, non-metals (various extraction methods) ISE
Soil Phosphorus and related analysis ISE
Soil Actual and Potential Cation Exchange Capacity ISE
Biomass Water soluble elements BIMEP

ISE monsters

Material characteristics (e.g. pH, particle size, ash)

Material Determinands Code
Soil Characteristics (pH, EC-SC, particle sizes) ISE
Freshwater sediment Other parameters (particle size, mineral oil) SETOC
Manure/sewage sludge Dry weight, LOI, ROI, COD. AOX, mineral oil MARSEP
Plants e.g. crude fiber, ash, starch, fat IPE
Biomass Proximate analysis BIMEP

IPE monsters

Nutrients

Material Determinands Code
Soil Various extraction methods ISE
Seawater (high salinity) Nutrients in seawater AQ1
Seawater (low salinity) Actual and Potential Cation Exchange Capacity AQ2
Plants Water soluble elements IPE
Freshwater Nutrients in freshwater FW4

Organochlorines

Material Determinands Code
Freshwater sediment Polychlorobiphenyls in freshwater sediment SETOC
Freshwater sediment Organochlorine pesticides SETOC
Marine sediment Chlorinated Organics in sediment MS2
Seawater Halogenated organics in seawater AQ5
Seawater Volatiles in seawater AQ6
Seawater Pentachlorophenol in seawater AQ7
Biota Organochlorines in marine biological tissue BT2

watermonsters

Organotins

Material Determinands Code
Freshwater sediment Tributyltin (TBT) SETOC
Marine sediment Organotins in sediment MS6
Seawater Organotins in seawater AQ12
Biota Organotins in marine biological tissue BT8

Poly Aromatic Hydrocarbons (PAHs)

Material Determinands Code
Freshwater sediment PAHs in fresh water sediment SETOC
Marine sediment PAHs in sediment MS3
Seawater PAHs in seawater AQ13
Biota PAHs in marine biological tissue BT4

PAHs in marine sediment

Pesticides

Material Determinands Code
Freshwater sediment Organochlorine pesticides SETOC
Marine sediment Chlorinated organics in sediment MS2
Seawater Triazines and organophosphorus compounds in seawater AQ5
Seawater Triazines and organophosphorus compounds in seawater AQ8
Biota Chlorinated organics in marine biological tissue BT2

PFAS (e.g. PFOS)

Material Determinands Code
Marine sediment PFAS’s in marine sediment MS8
Biota PFAS’s in marine biological tissue BT10
(Sea)water PFAS’s in aquatic solution DE18

Shellfish toxins

Material Determinands Code
Biota ASP shellfish toxins BT7
Biota Lipophillic shellfish toxins BT11
Biota PSP shellfish toxins BT12
Biota Tetrodotoxin in shellfish DE16

Shellfish toxins

Development Exercises (e.g. microplastics and emergent pollutants)

Material Programme Code
Freshwater sediment Polychlorobiphenyls in fresh water sediment SETOC
Marine sediment Microplastics DE17
Seawater Passive sampling DE13
Biota Microplastics DE17
Biota Tetrodotoxin in shellfish DE16