Search

Results: 49 - pag 5/5«1 2 3 45»

SOLVENT EXTRACTION FOR QUANTITATIVE AND QUALITATIVE DETERMINATION OF POLLUTANTS IN ENVIRONMENTAL MATRICES

https://www.velp.com/en-ww/solvent-extraction-for-quantitative-and-qualitative-determination-of-pollutants-in-environmental-matrices.aspx News > Highlights > SOLVENT EXTRACTION FOR QUANTITATIVE AND QUALITATIVE DETERMINATION OF POLLUTANTS IN ENVIRONMENTAL MATRICES SOLVENT EXTRACTION FOR QUANTITATIVE AND QUALITATIVE DETERMINATION OF POLLUTANTS IN ENVIRONMENTAL MATRICES 19/05/2023 The hot solvent extraction method is widely used in environmental analysis for quantitative and qualitative determination of [...]

VELP 30-MINUTE WEBTALK: QUANTITATIVE & QUALITATIVE EXTRACTIONS IN ENVIRONMENTAL SAMPLES

https://www.velp.com/en-ww/velp-30-minute-webtalk-quantitative-qualitative-extractions-in-environmental-samples.aspxLearn about the advantages and benefits of automatic hot extractions, and how to perform quantitative and qualitative analysis. Environmental samples , such as soil, sludge, sediments, water, wastewater and air, can contain a wide range of contaminants, including oil, grease, dioxins and polychlorinated biphenyls (PCBs). ... Key learning [...]

RESPIROMETRIC ANALYSIS MASTERCLASS: HOW TO EFFICIENTLY PERFORM BOD, AEROBIC AND ANAEROBIC TESTS

https://www.velp.com/en-ww/respirometric-analysis-masterclass-how-to-efficiently-perform-bod-aerobic-and-anaerobic-tests.aspx News > Webinars > RESPIROMETRIC ANALYSIS MASTERCLASS: HOW TO EFFICIENTLY PERFORM BOD, AEROBIC AND ANAEROBIC TESTS RESPIROMETRIC ANALYSIS MASTERCLASS: HOW TO EFFICIENTLY PERFORM BOD, AEROBIC AND ANAEROBIC TESTS 13/06/2022 Access our lab and discover VELP's smart and cloud-enabled solution to determine the Biochemical Oxygen Demand in water and wastewater [...]

CHNS-O DETERMINATION IN METAL ORGANIC FRAMEWORKS BY FLASH COMBUSTION

https://www.velp.com/en-ww/chns-o-determination-in-metal-organic-frameworks-by-flash-combustion-v1.aspx News > Highlights > CHNS-O DETERMINATION IN METAL ORGANIC FRAMEWORKS BY FLASH COMBUSTION CHNS-O DETERMINATION IN METAL ORGANIC FRAMEWORKS BY FLASH COMBUSTION 31/07/2023 Learn about metal organic frameworks and CHNS-O elemental analysis for crystalline materials. ... For this reason, nowadays, the interest of many scientists is moving towards their optimization for [...]

CS DETERMINATION IN COAL SAMPLES BY FLASH COMBUSTION

https://www.velp.com/en-ww/cs-determination-in-coal-samples-by-flash-combustion.aspxIt is mainly composed of carbon , with variable amounts of other elements, such as water, rock residues, volatile matter, and sulfur compounds , depending on the place where it formed and which kind of soil or rock determined its formation. ... This is the aim of the analysis carried out on two different coal samples, using the innovative EMA 502 Elemental [...]

OPTIMIZE YOUR KJELDAHL ANALYSES WITH VELP KJTABS - KJELDAHL CATALYST AND ANTIFOAMING TABLETS

https://www.velp.com/en-ww/velp-kjtabs-kjeldahl-catalyst-tablets.aspxThe addition of a suitable catalyst, along with high temperature, influences the speed and the efficiency of the mineralization in Kjeldahl analysis. ... Kjeldahl Digestion Phase: efficiency and safety with VELP catalyst and antifoaming tablets The digestion phase is the most time-consuming step of the Kjeldahl analysis. ... In the digestion phase of [...]

AOCS - AOAC - AACC - ISO - ISO/TS - ICC - ASBC - UNI - EN - OIV - STANAG Determination of Protein Nitrogen - Dumas Elemental Analyzer

https://www.velp.com/en-ww/aocs-aoac-aacc-iso-isots-icc-asbc-uni-en-oiv-stanag-determination-of-protein-nitrogen-dumas-elemental-analyzer.aspxWine OIV-MA-AS323-02A Quantification of total nitrogen according to the Dumas method (Musts and Wines) Type II method OFFICIAL REFERENCE METHODS FOR THE FEED INDUSTRY INDUSTRY REFERENCE OFFICIAL METHODS DESCRIPTION Feed and pet food AOAC 990.03 Protein (Crude) in Animal Feed Combustion Method OFFICIAL REFERENCE METHODS FOR THE AGRICULTURE INDUSTRY REFERENCE OFFICIAL [...]

THE IMPORTANCE OF MEASURING THE BIOCHEMICAL OXYGEN DEMAND (BOD) IN WATER AND WASTEWATER

https://www.velp.com/en-ww/the-importance-of-measuring-the-biochemical-oxygen-demand-bod-in-water-and-wastewater.aspxBiodegradable organic matter, in addition to being a key variable, is also the object of analysis: the greater its amount, the greater the amount of oxygen required by aerobic microorganisms to assimilate and degrade it. ... By combining different kits, bottles, and stirring stations with the powerful pressure sensor, it is possible to run aerobic and anaerobic tests such [...]

AOAC - EN ISO - ASBC - ICC - AACC - REG CE - DIN EN - EPA - APAT - ASTM Nitrogen/Protein Determination - Kjeldahl Distillation Units

https://www.velp.com/en-ww/aoac-en-iso-asbc-icc-aacc-reg-ce-din-en-epa-apat-astm-nitrogenprotein-determination-distillation-units.aspx CONTACT US FOR DETAILS FOOD & BEVERAGE OFFICIAL REFERENCE METHODS INDUSTRY OFFICIAL REFERENCE METHOD DESCRIPTION Milk and dairy product AOAC 991.20 Nitrogen (Total) in Milk IDF 20, ISO 8968 Milk - Determination of nitrogen content Nut products (almonds, nuts, hazelnuts, coconuts) AOAC 950.48 Protein (Crude) in Nuts and Nut Products Beer AOAC 920.53 Protein in Beer Barley malt AOAC [...]