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Can measure bisphenols: A, B and F (Zheng et al., 2015, click for full reference). Standard DGT holder for soil with a 0.8 mm agarose diffusive gel, polytetrafluoroethane (PTFE) filter membrane and an activated charcoal binding layer. Click on Organic Analytes for diffusion coefficients and appropriate references. User guide for soil deployments. User guide for this type of DGT. -
A simple holder comprising two sheets of appropriately engineered Perspex, which are loaded with up to 6 DGT devices and held together by standard disposable plastic cable ties. Each Perspex sheet measures 20 x 13 x 0.4 cm. The device is supplied complete with 4 cable ties. -
A flat sheet of standard (APA), 0.8 mm thick diffusive gel sheet (approx. 190 x 60 mm). Fits a standard sediment probe housing (R-SDU). -
A flat sheet of standard (APA), 0.8 mm thick diffusive gel sheet. (approx. 130 x 130 mm) -
Can measure nitrate in solutions with ionic strength <0.02 mmol L-1 (freshwater) (Williams et al, 2017). Standard DGT holder for soil with 0.8 mm agarose diffusive gel, polyethersulphone filter membrane and a binding layer containing SIR-100-HP resin, which is selective for nitrate. -
Can measure P present as phosphate and polyphosphates and up to 40 metals, including As, Cd, Co, Cu, Fe, Mn, Ni, Pb, Sb, Se, U, V, W, Zn (Mason et al., 2005). Standard DGT holder for solutions with 0.8 mm APA diffusive gel, polyethersulphone filter membrane and a mixed binding layer of Chelex and iron oxide (ferrihydrite). User guide for metals and phosphate (LSNY). -
Measures P and metals present as oxyanions or strongly hydrolysed, including As, Mo, Sb, Se, U, V, W (Panther et al., 2010, 2012, 2013, Hutchins et al., 2012). Has also been used to measure glyphosate (Fauvelle et al., 2015). Standard DGT holder for soils with 0.8 mm APA diffusive gel, polyethersulphone filter membrane and a titanium oxide (Metsorb) binding layer. User guide for soil deployments User guide (post deployment) for anionic metals and P by TiO -
Can measure a range of polar compounds, including antibiotics. Click on Organic Analytes for a list of the tested compounds with appropriate references. Standard DGT holder for solutions with a 0.8 mm agarose diffusive gel, polyethersulphone filter membrane and XAD18 binding layer. Click here to view the user guide. -
A flat sheet of standard (APA), 0.4 mm thick Chelex gel sheet (approx. 190 x 60 mm). Fits a standard sediment probe housing (R-SDU). -
A simple holder comprising two sheets of appropriately engineered Perspex, which are loaded with up to 3 DGT devices and held together by standard disposable plastic cable ties. Each Perspex sheet measures 20 x 8 x 0.4 cm. The device is supplied complete with 4 cable ties. -
25 mm diameter, 0.8 mm thick, disc of the restricted diffusive gel. -
Can measure P present as phosphate and polyphosphates and up to 40 metals, including Al, As, Cd, Co, Cu, Fe, Mn, Ni, Pb, Sb, Se, U, V, W, Zn (Panther et al., 2014). Standard DGT holder for sediment with 0.8 mm APA diffusive gel, polyethersulphone filter membrane and a mixed binding layer of Chelex and titanium oxide (Metsorb). User guide for sediment deployments User guide for metals and phosphate by Chelex/Tioxide -
Selectively measures Cr(VI) in the presence of Cr(III)(Pan et al., 2015). Standard DGT holder for solution with 0.8 mm APA diffusive gel, polyethersulphone filter membrane and a N-methyl-D-glucamine (DMDG) functional resin within the binding layer. -
Can measure some pesticides and herbicides and nitrochlorobenzenes. Click on Organic Analytes for a list of the tested compounds with appropriate references. Standard DGT holder for solutions with a 0.8 mm agarose diffusive gel, hydrophylic polypropylene (GHP) filter membrane and HLB binding layer. Click here to view the user guide. -
Can measure Hg present as Hg2+ and methyl mercury (Gao et al., 2011, 2014). It selectively measures As(III) (Bennett et al., 2011). Standard DGT holder for soils with 0.8 mm agarose diffusive gel, polyethersulphone filter membrane and a 3-mercaptopropyl functionalised silica gel binding layer. -
Selectively measures Cr(VI) in the presence of Cr(III)(Pan et al., 2015). Standard DGT holder for soil with 0.8 mm APA diffusive gel, polyethersulphone filter membrane and a N-methyl-D-glucamine (DMDG) functional resin within the binding layer. -
For measuring equilibrium concentrations in porewaters. Standard DET holder for sediment with 1.2 mm APA diffusive gel, polyethersulphone filter membrane and no binding layer. -
25 mm diameter, 0.4 mm thick, disc of titanium oxide binding gel. (Metsorb) -
Measures P and metals present as oxyanions, including As, Mo, Sb, Se, V (Guan et al., 2015). Standard DGT holder for solutions with 0.8 mm APA diffusive gel, polyethersulphone filter membrane and a precipitated zirconium oxide binding layer. -
Can measure nitrate in solutions with ionic strength <0.02 mmol L-1 (freshwater) (Williams et al, 2017). Standard DGT holder for solutions with 0.8 mm agarose diffusive gel, polyethersulphone filter membrane and a binding layer containing SIR-100-HP resin, which is selective for nitrate. -
Can measure up to 30 metals, including Cd, Co, Cu, Fe, Mn, Ni, Pb, Zn (Zhang and Davison, 1995, Bennett et al., 2016). Standard DGT holder for sediment with 0.8 mm APA diffusive gel, polyethersulphone filter membrane and Chelex binding layer. User guide for sediment deployments User guide (post deployment) for cationic metals by Chelex -
Designed to accommodate flat rectangular strips with thicknesses of: 0.4 mm binding layer, 0.8 mm diffusive layer and a 0.14 mm filter membrane (not supplied). Can also be used to house a gel for DET measurements. -
Can measure sulphide, which is usually only present in soils without oxygen (Teasdale et al., 1999, Widerlund and Davison, 2007). Standard DGT holder for soils with 0.8 mm APA diffusive gel, polyethersulphone filter membrane and a silver iodide binding layer. Sulphide can be detected by the grey-scale colour change. Click here to view the User Guide. -
Can measure P present as phosphate and polyphosphates and up to 40 metals, including As, Cd, Co, Cu, Fe, Mn, Ni, Pb, Sb, Se, U, V, W, Zn (Mason et al., 2005). Standard DGT holder for soil with 0.8 mm APA diffusive gel, polyethersulphone filter membrane and a mixed binding layer of Chelex and iron oxide (ferrihydrite). User guide for soil deployments User guide post-deployment procedures