Laboratory News 03 Dec 2024 Why use acetonitrile to remove water rather than acetone or ethanol？ Extraction is undoubtedly a subtle scientific art in the vast world of chemistry. Today, let us explore some unique extraction… Longchang Chemical
Laboratory News 28 Aug 2024 Purification of common solvents Purification of common solvents Commonly used reagents from chemical suppliers are only sufficient for general chemical reactions. In order to… Longchang Chemical
Laboratory News 21 Jun 2024 Chemical plant pre-commissioning, linkage commissioning safety operation points Chemical plant pre-commissioning, linkage commissioning safety operation points I. Piping system pressure test 1、Piping system pressure test conditions a. Safety… Longchang Chemical
Laboratory News 19 Jun 2024 What are the methods of separation and purification of organic compounds? What are the methods of separation and purification of organic compounds? 01 Purification methods for solid organic compounds Solid organic… Longchang Chemical
Laboratory News 20 Mar 2024 Super detailed chemical plant flow chart! Super detailed chemical plant flow chart! Flow chart of isomerization device An isomerization unit is similar to an ordinary hydrofinishing… Longchang Chemical
Laboratory News 29 Jan 2024 Knowledge of standardized laboratory management The basic points of standardized laboratory management are as follows: 1. establish a strict laboratory management system, clear responsibilities and… Longchang Chemical
Laboratory News 24 Jan 2024 What are some tips for using a chromatography injection needle? Chromatographic injection needle is small but indispensable, the injection needle is connected to the sample and analytical instrument channels, with… Longchang Chemical
Laboratory News 22 Jan 2024 Unlocking Solutions: Tackling 60 Common Biochemical Challenges in Wastewater Treatment 1. Q: How is the methane produced by anaerobic digestion disposed of? How can it be utilized? A: There are… Longchang Chemical
Laboratory News 22 Dec 2023 How do polymers age? Polymeric materials include plastics, rubber, fibers, films, adhesives and coatings. Because they have many potential properties superior to those of… Longchang Chemical
Laboratory News 12 Aug 2022 Introduction and principles of common laboratory instrument analysis Introduction and principles of common laboratory instrument analysis 1.Infrared absorption spectrometer, IR Analytical principle: absorption of infrared light energy, causing… Longchang Chemical
