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Facts at your Fingertips: Nuclear Magnetic Resonance Spectroscopy

Nuclear magnetic resonance (NMR) spectroscopy is an analytical chemistry technique used to elucidate molecular structure and help identity unknown compounds. It is a powerful research tool used for quality control, reaction monitoring, purity analysis and other functions. Nuclear spin The…

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Technology Profile: Production Process for Neopentyl Glycol

This column is based on “Neopentyl Glycol Production Process – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/neopentyl-glycol-production-cost. Neopentyl glycol (NPG; 2,2-dimethylpropane-1,3-diol) is an industrially important and versatile diol, mainly employed as a building block…

Facts at your Fingertips: Distillation Trays and Packing

Industrial distillation columns use either trays or packing to promote vapor-liquid contact in separating the components of liquid mixtures to the desired purity. Approximately one half of columns are equipped with trays globally, and the other half contain packings. This…

Batch Drying: Maximizing Product Yields

Use the strategies discussed here to maximize the yields of solid products from batch drying vessels Successfully drying a wet solid in a drying vessel does not complete the operation — the dry solids must be removed from the vessel.…

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Technology Profile: Polyoxymethylene Production

This column is based on “Polyoxymethylene from Methanol and Acetic Anhydride – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/polyoxymethylene-production-cost. Polyoxymethylene (also known as POM and polyacetal resin) is a thermoplastic polymer fiber. Owing to…

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Updating Legacy Rotating Equipment

A brief look at the benefits of installing modern materials and design upgrades through retrofit projects in chemical plants Modern chemical manufacturing plants depend on the reliable operation of numerous important assets to maintain productivity. Retaining legacy equipment is a…

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Determining Overall Pump Lifecycle Costs

Beyond the purchase price, there are other optimizable costs that will help moderate pump-related expenses, when estimating pump lifecycle costs Facility managers who rely on industrial pumps for the various liquid-transfer duties in their manufacturing processes may occasionally think that…

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Facts at your Fingertips: Centrifuge Separation Capacity

This one-page reference describes how to measure the capability of a given centrifuge to separate solids from a liquid phase. G-force The centrifugal force developed by a centrifuge is expressed as a multiple of the force of gravity. This force,…

Sustaining Effective Process Safety Programs at CPI Facilities

The elements needed for excellence in a process safety program are known, but achieving top-level process safety performance requires sustained effort and focus Efforts to achieve excellent process-safety performance at chemical process industries (CPI) facilities are nothing new [1]. Experience…

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Technology Profile: Nitrobenzene Production

This column is based on “Nitrobenzene Production from Benzene – Cost Analysis,” a report published by Intratec. It can be found at: www.intratec.us/analysis/nitrobenzene-production-cost. Nitrobenzene is an important chemical intermediate. More than 95% of nitrobenzene is used in the production of…