Laboratory services at the location Türkenschanze
For cooperation partners:
Please direct inquiries Erich Inselsbacher
Within the scope of teaching and research tasks, the following laboratory services may be offered according to the demands:
For sample preparation, all devices that comply with the Austrian Standards are available, such as sieving equipment, contamination-free grinding and homogenization processes.
Soil physical investigations
- Determination of water content and water content (ÖNORM L 1062)
- Determination of microstructure stability, determination of soil porosity, soil suction, water holding capacity (ÖNORM L 1063), hydraulic conductivity, grain size analysis (ÖNORM L 1061), soil type, soil color (ÖNORM L 1071), aggregate stability (ÖNORM L 1072)
- Determination of soil plasticity and coastline
- Determination of the density of mineral soils (ÖNORM L 1068, determination of penetration resistance by penetrometer
- Determination of soil erosivity. Determining the effect of vehicles and soil tillage equipment on pore volume and aggregate stability.
Chemical sample preparation - Extraction of inorganic components from soils
- Acid extract standard digestion method according to ÖNORM L 1085 (HNO3 / HClO4 or HNO3 / HCl) of organic samples and mineral soil samples for the determination of mineral nutrients and harmful elements
- Acid Extract Microwave Pressure Digestion of Organic Samples and Mineral Soil Samples (HNO3 / HClO4 or HNO3 / HCl)
- Water extract for the determination of water-soluble elements and compounds (ÖNORM L 1092) on fresh, sieved mineral soil samples
- Ammonium nitrate extraction of sieved mineral soil samples (ÖNORM L 1094-1) for the determination of trace elements
- Ammonium acetate extraction on sieved mineral soil samples (ÖNORM L 1094-2) for the determination of trace elements
- Barium chloride extract for the determination of exchangeable cations and cation exchange capacity (ÖNORM L 1086) on sieved mineral soil samples
- Complexion extract (EDTA, ÖNORM L 1089) on sieved mineral soil samples for the determination of heavy metals
- Extraction of plant-available nutrients (CAL, ÖNORM L 1087)
- Extraction of the pedogenic oxides
- Extraction of plant nutrients in accordance with FAO regulations.
Extraction of organic components from soils
- Adapted QUETSCHERS method for the determination of pesticides in soil.
- Sodium borate extractions for the determination of glyphosate and major metabolites in soil and soil solution
- Extraction of biomarkers in soil for the characterization of fungal biomass (ergosterol)
- Extraction of fatty acid lipids from soils and bedding layers to characterize microbial populations in soil and near-surface layers
- Extractions of polyaromatic hydrocarbons in the soil
- Extraction of proteins from the soil matrix
Chemical analysis
- pH determination in liquid samples and in mineral soils and buffer humus samples (ÖNORM L 1083)
- Conductivity determination of aqueous samples to determine the total salt content (ÖNORM L 1092)
- Determination of carbonate n. Scheibler on sieved mineral soil samples (ÖNORM L 1084)
- Determination of total carbon content by dry combustion (ÖNORM L 1080)
- Determination of the total sulfur content by dry combustion (ÖNORM L 1096) on soil samples
- Determination of the total nitrogen content (ÖNORM L 1080) on soil samples
- Determination of nutrients and harmful elements in plant, soil and humus extracts as well as soil solutions using AAS, ICP-MS
- Liquid Ion Chromatography (e.g., determination of Cl, F, Br, SO4, NO2, NO3, PO4 in aqueous extracts and soil solutions)
- Ammonium determination in aqueous samples (photometry), Nmin determination in soils
- Determination of TOC (DOC) and TN in aqueous samples
- Potentiometric titrations (buffer capacity, buffer rate)
- Gas chromatographic determination of hydrocarbons, total hydrocarbon Index DIN EN 14039 in soil samples
- Determination of soil biological parameters: biomass determination (respiration method, injection method GC, basal respiration), fumigation method (biomass N, P, C), trace gas analysis (GC methods) CO2, NH4, N2O,
- NOx measurement on outgassing soils in the incubation test
- NH3 determination by spectrometry, determination of the enzyme activity of endo- and exoenzymes in the soil (photometric and fluorophotometric with MUF-substrates).
- For sample preparation there are systems for FSE (solid phase extraction) and ASE (liquid phase extraction) as well as rotavapors and concentrators (miVac / Speedvac).
- Amino acid analysis from extracts and soil solutions
- Spectroscopic analyzers such as spectrophotometers, fluorescence spectrometers and chromatographic analysis systems (GC with FID, ECD, NP detectors), liquid chromatograph HPLC with optical and mass detectors LC-MS / MS (eg for pesticide analysis) and gel electrophoresis are available.