Recycling

  • ICP-OES analysis according to DIN 51086-2 of the elements and element oxides: Al, As, B, Ba, Ca, Cd, Co, Cr, Cu, Fe, Hg, K, Li, Mg, Mn, Na, Ni, P, Pb, S, Sb, Si, Sn, Sr, Ti, V, Zn, Zr. Digestion including hydrofluoric acid-perchloric acid according to DIN 52340-3, aqua regia digestion according to DIN EN 13346
  • X-ray fluorescence analysis (XRF) according to DIN 51001 and DIN 51418 (> 0.001 wt.% concentration) for analysing other elements such as F, Cl, Br, N
  • SEM-EDX examinations according to DIN ISO 22309, if necessary with image documentation, chemical scan analyses, mappings, line scans (depending on the order)
  • Determination of loss on ignition according to Std. sheet T 141 BV glass, usually at 600 °C
  • Determination of COD (‘chemical oxygen demand’)
  • Carbon determination using the Ströhlein incinerator at 1250 °C as total carbon (C), organic carbon (TOC) and inorganic carbon (TIC)
  • SO3 determination using the Ströhlein incinerator at 1250 °C
  • Fe2+ detection with phenanthroline based on DIN ISO 14719
  • Cr(VI) detection with diphenylcarbazide based on DIN 51086-3
  • Determination of the emission factor for the CO2 trading system according to DEHSt (German Emissions Trading Centre) and UBA (Federal Environment Agency)
  • Determination of the redox potential and the redox number derived from this for batch calculations, e.g. for filter dust
  • Analysis of inorganic filter aids and filter materials according to DIN EN 12902 for the treatment of water for human consumption
  • Analysis according to DepVO of classes 0, I, II and III (FV)
  • Classification of hazardous residues according to ABNT NBR 10004 (FV)
  • Leaching tests
  • Analysis of cullet for use in the container glass industry according to Std. sheet T 120 and Std. sheet T 121 BV-Glas
  • Visual examination of moist cullet, also from lot sampling (approx. 500 kg to 1500 kg), to determine the mass fractions of organic, metallic (Fe, NE) and ceramic (KSP) impurities, determination of the grain fraction and off-colours
  • Visual examination of hollow glass cullet (> 5 mm) for the semi-quantitative determination of glass-ceramics or HR glass (e.g. 10 kg)
  • Visual examination of hollow glass cullet (> 5 mm) for the semi-quantitative determination of lead-containing cullet (e.g. 10 kg)
  • Sieve analysis according to DIN 66165, depending on the order, e.g. 4 fractions (1 mm to 16 mm)
  • Bulk density according to ISO 697
  • Moisture determination based on DIN ISO 11465
  • Identification of corundum and other heavy minerals using various heavy separation systems, e.g. IGR-modified bumbling table, spiral separator and heavy liquid with a density >2.9 g/m³ for sample sizes ranging from grams to tonnes, followed by detection of the heavy minerals, e.g. using SEM-EDX
  • Preparation of raw materials cullet with a high-intensity rare earth roller magnetic separator to remove ferrous particles and further analyses, e.g. using ICP-OES
  • BET analyses to determine the specific surface area
  • Dose rate measurements (radiation dose per time unit, e.g. in µSv/h)
  • Melting tests
  • Analysis of cullet for use in the container glass industry according to Std. sheet T 120 and Std. sheet T 121 BV-Glas