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Photochemistry boosts the yield of chiral compounds

Isolation and purification of pure, active enantiomers is important in the development of active pharmaceutical ingredients and drug products. However, recovering the desired optical isomer from a racemic mixture means half of the chemical produced — the undesired isomer —…

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Facts At Your Fingertips: Standard Masses for Calibration of Weighing Instruments

 Accurately and efficiently weighing raw materials and reagents is a key part of many chemical processes, research projects and laboratory analysis. Poor weighing accuracy can contribute to lost revenue, increased labor costs and lower product quality. Calibration of weighing instruments…

Proactively Achieving Emissions Reduction

At the outset, tackling emissions-reduction projects to achieve regulatory compliance can seem daunting, but by taking a proactive approach, leaks can be handled before they become a serious emissions issue To meet global emissions-reduction targets, chemical processing facilities are facing…

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Real-Time Particle-Size Analysis Technologies: Overview and Case Study

Monitoring particle sizes in real time can improve product quality and reduce costs in chemical processes. Presented here is an overview of available technologies for particle-size analysis and an example involving suspension polymerization Effective measurement, in real time, of particle…

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Changes to Calculation Inputs for CEPCI Due to Discontinued Data Series

Discontinued series IDs associated with producer prices for storage tanks requires a modification to the CEPCI The Chemical Engineering Plant Cost Index (CEPCI) is a widely used tool for comparing plant construction costs in the chemical process industries (CPI) between…

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Technologies for Air-Pollution Control: Combustible and Non-Combustible Methods

Effective control technologies are crucial for mitigating the adverse effects of air pollution. The selection of combustion-based or non-combustion-based technologies requires careful consideration of numerous factors Air-pollution control technologies are critical for reducing the negative impacts of industrial operations on…

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Chemenator Briefs

Ore Benefication Last month, Torngat Metals Ltd. (Montréal, Que., Canada: www.torngatmetals.com) and Metso Corp. (Helsinki, Finland; www.mogroup.com) signed a contract for large-volume, pilot-scale processing of ore. The focus of the agreement is to pilot test the beneficiation of ore extracted…

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Keys to Designing Sustainable Production Facilities

Using the food-and-beverage industry as an example, these considerations can help engineers design new facilities with sustainability built in Rapid population growth and geopolitical tensions continue to keep food security a top priority for nations all over the world. These…

Protect tanks against overpressure or excess vacuum

12F-TWW-0 pressure/vacuum relief valves (PVRV; photo) are designed to increase protection against damage to tank equipment caused by overpressure or excessive vacuum. These new devices are said to achieve superior sealing performance and industry-leading flowrates within a smaller valve footprint…

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Optimization of Inventory Management with Process Integration Using Spreadsheet

A recently developed optimization technique called the automated targeting model is demonstrated for its application on inventory management Supply chain management that involves raw material sourcing, product manufacturing and delivery has often been viewed as one of the critical factors…