Services
Geochemic is made up of a small team of experienced and knowledgeable staff with extensive laboratory experience.
Kinetic tests
- Humidity cell testing (ASTM D 5744-18 and MEND 1.20.1 defined methods)
- Up-flow Percolation test (European standard EN 14405:2017)
- Monolithic Leaching tests (European standard EN 15863:2015)
- Down-flow Percolation test
- Bespoke column testing procedures various scales and techniques used
- Tailings dry stack simulation testing
Static tests
- Carbon and sulfur speciation
- Inorganic Carbon analysis
- Mineralogical characterisation through skilled partners
- Static leaching tests such as European standard EN 12457 1-4 methods together with US SPLP, MWLP and MEND
- Net Acid Generation (NAG), single addition, kinetic, sequential, multi addition and liquor analysis.
- Acid Buffering Characterisation Curve and liquor analysis
- Neutralisation Potential (NP) tests including European standard (EN 15875:2011), Sobek and modified Sobek
- Paste and rinse pH and Ec
- pH dependent leach test (European standard EN 14429:2015)
- Sequential extractions
- Oxygen consumption testing (WTW Oxi-top)
- Carbon sequestration analysis and Carbon dioxide consumption testing
- Treatability testing
Water and leachate analysis
- Total suspended solids
- Ion chromatography
- Dissolved inorganic carbon and non purgeable organic carbon
- Elemental analysis
- Alkalinity, acidity pH EC
- Liquid sample preparation
Solid sample preparation
- Sample receipt and preparation (logging, drying, screening, crushing, splitting, milling, sieving)