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NDA 702 Dumas Nitrogen Analyzer

https://www.velp.com/en-us/nda-702-dual-carrier-gas-dumas-nitrogen-analyzer.aspx The NDA 702 LoGas TM TCD works with no reference gas ensuring accuracy and precision; Very low oxygen consumption thanks to optimized combustion; The maintenance-free DriStep TM water trap is a physical trap that removes 99% of water, reducing the [...]

CN 802 Carbon Nitrogen Elemental Analyzer

https://www.velp.com/en-us/cn-802-carbon-nitrogen-analyzer.aspx The maintenance-free , non-dispersive HighSensIR TM detector ensures consistent performance over time for the analysis of high and low carbon content samples; The CN 802 LoGas TM  TCD works with no reference gas ensuring the lowest gas consumption on the market; The possibility to seamlessly switch to argon prevents helium availability issues; [...]

Anhydrone, 454g

https://www.velp.com/en-us/anhydrone-454g.aspx Analytical Instruments > Consumables > Elemental Analyzers > Anhydrone, 454g Anhydrone, 454g $167.00 Chemical desiccant for the final water absorption trap before nitrogen detection. Anhydrone, 454g A00000225 How to prepare Water Trap 2 How to replace Water Trap 2

Quartz wool, 50 g

https://www.velp.com/en-us/quartz-wool-50g.aspxRequired also for the preparation of the final water trap before nitrogen detection.

KS 1000 Scrubber

https://www.velp.com/en-us/ks-1000-scrubber.aspx Analytical Instruments > Digestion Units > Fumes Neutralization System > KS 1000 Scrubber NEW KS 1000 Scrubber Designed to neutralize toxic fumes produced during mineralization and safeguard lab operators without requiring any connection to tap water. ... The KS 1000 Scrubber effectively neutralizes corrosive and toxic gases in 2 steps: Dilution : in the right tank, [...]

SAVE TIME WITH VELP CONSUMABLES FOR ELEMENTAL ANALYZERS: HOW-TO VIDEOS MAKE IT EVEN EASIER

https://www.velp.com/en-us/save-time-with-velp-consumables-for-elemental-analyzers-how-to-videos-make-it-even-easier.aspxThis produces mostly water, carbon dioxide, and nitrogen as several oxides (NyOx). ... The sample is then passed through traps that remove the residual water and carbon dioxide. ... HOW TO PREPARE THE REDUCTION REACTOR HOW TO REPLACE THE REDUCTION REACTOR Water trap 2: Anhydrone leading to [...]

THE IMPORTANCE OF JAR TEST IN WATER AND WASTEWATER ANALYSIS

https://www.velp.com/en-us/the-importance-of-jar-test-in-water-and-wastewater-analysis.aspx News > Highlights > THE IMPORTANCE OF JAR TEST IN WATER AND WASTEWATER ANALYSIS THE IMPORTANCE OF JAR TEST IN WATER AND WASTEWATER ANALYSIS 10/07/2021 Learn about flocculation and jar test in water and wastewater analysis. ... The purpose of this test is to estimate the minimum coagulant dose required to achieve certain [...]

ENHANCING SAFETY IN YOUR LABORATORY: INTRODUCING THE KS 1000 SCRUBBER, THE SAFEGUARD OF KJELDAHL DIGESTIONS

https://www.velp.com/en-us/enhancing-safety-in-your-laboratory-introducing-the-ks-1000-scrubber-the-safeguard-of-kjeldahl-digestions.aspxGas scrubbers are designed to trap and neutralize hazardous gases before they are released into the atmosphere, thus enabling the laboratory to meet strict safety regulations and ensure compliance with environmental standards. KS 1000 SCRUBBER – THE SAFEGUARD OF YOUR KJELDAHL DIGESTIONS Consistent with our mission to always provide cutting-edge technology, we are pleased to [...]

How does an elemental analyzer work

https://www.velp.com/en-us/how-does-an-elemental-analyzer-work.aspxThis leads to the release of substances such as carbon dioxide, water, nitrogen dioxide and, above all, nitrogen as several oxides (NyOx). ... The sample is passed through traps that remove water and carbon dioxide.

Protein Determination in Cereals

https://www.velp.com/en-us/protein-determination-in-cereals.aspxProtein content in malted barley is an important criterion in evaluating the quality of beer: water-soluble barley proteins play a major role in the formation, stability, and texture of head foams. ... Water is removed by a first physical trap (WT1 - DriStep™), placed after the combustion, and a second chemical one (WT2).