Spectrophotometer Guide: Principles, Usage, Troubleshooting, and Maintenance — PE UV Spectrophotometer, UV Spectrophotometer, Atomic Absorption Spectrophotometer, UV-Vis Spectrophotometer I. Overview The spectrophotometer, also known as the PE UV spectrophotometer, UV spectrophotometer, atomic absorption spectrophotometer, and UV-Vis spectrophotometer, is a precise spectral analysis instrument. It analyzes the composition and content of substances by measuring their absorption or transmission of light at…
Year: 2024
Vacuum Gauge Comprehensive Guide: Principles, Usage, Troubleshooting, and Brands
I. Overview of Vacuum Gauge A vacuum gauge, also known as a vacuum meter or vacuum gauge tube, is an instrument specifically designed to measure gas pressure or vacuum degree. It indirectly reflects the level of vacuum by measuring the pressure generated by gas molecule movement in a confined space. In scientific research and industrial production, vacuum gauges are widely…
Analysis Balance Overview, Principle, Brand,Usage, Faults, and Maintenance Methods
Analysis Balance Overview, Principle, Usage, Faults, and Maintenance Methods Analysis Balance Overview The analysis balance, a high-precision weighing instrument, finds extensive application in laboratories, factories, and scientific research. It is employed to accurately measure the mass of objects and boasts high precision, stability, and adaptability to various substances, including powders, liquids, and gases. The advent of analysis balances has significantly…
Comprehensive Analysis of Microtomes: Principles, Brand,Usage Methods, and Troubleshooting Guide
Comprehensive Analysis of Microtomes: Principles, Usage Methods, and Troubleshooting Guide Overview of Microtomes Microtomes are mechanical devices specifically designed to cut objects (such as food, medicinal herbs, plastics, paper, etc.) into thin slices or sections. They are widely used in various fields including food processing, medicinal herb slicing, scientific research (such as cell and tissue sectioning), and papermaking. With their…
Comprehensive Analysis of Headspace Sampler: Principles,Brand, Usage Methods, and Troubleshooting Guide
I. Overview of Headspace Sampler The headspace sampler is an efficient and convenient sample pretreatment method in gas chromatography. Its principle involves placing the sample to be tested in a sealed container, heating it to volatilize the volatile components, achieving equilibrium in the gas-liquid (or gas-solid) phases, and then directly extracting the top gas for chromatographic analysis to detect the…
Air Sampler Overview, Principle, Usage Method, and Troubleshooting Summary
Air Sampler Overview Air samplers are crucial environmental monitoring tools widely used in fire预警, air quality monitoring, and industrial waste gas emission detection. These devices utilize specific suction mechanisms to draw air samples from the environment into the equipment, where various pollutants in the air are separated and detected using physical or chemical methods. This provides vital data support for…
Maintenance and Servicing of NETZSCH TG209 Thermogravimetric Analyzer
Proper maintenance and servicing of the NETZSCH TG209 Thermogravimetric Analyzer are crucial for ensuring its long-term stable operation and measurement accuracy. Below are key steps and considerations for maintenance: I. Daily Cleaning Sample Plate Cleaning: Before and after each measurement, the sample plate should be kept clean. Prior to sample placement, use air to blow off dust or an appropriate…
Viscosity Meter Comprehensive Analysis: Principles, Usage Methods, Common Faults, and Repair Methods for Enhanced Measurement Accuracy
Overview of Viscosity Meters A viscosity meter (Viscosimeter) is an instrumental device used for the physical analysis of fluid (liquid and gas) viscosity. Viscosity, a physical quantity representing internal friction during fluid flow, reflects the fluid’s resistance to deformation and serves as a crucial indicator for assessing the quality of certain finished or semi-finished products. Varying with fluid type and…
Comprehensive Analysis of Smoke and Fire Detectors: Principles, Usage, Common Faults, and Repair Methods — Flame Detectors
I. Overview Smoke and fire detectors are crucial safety devices widely used in residences, offices, factories, warehouses, and various other settings. They promptly detect smoke and flames from fires and sound alarms upon detecting danger, thus protecting people’s lives and property. By sensing specific physical quantities in smoke and flames (such as infrared radiation, ultraviolet radiation, smoke particles, etc.), these…
Comprehensive Guide to PCR Instruments: Usage, Faults, Maintenance, and Brands Serviced
Introduction to PCR Instrument The PCR Instrument (Polymerase Chain Reaction Instrument) is a precision device that utilizes PCR (Polymerase Chain Reaction) technology to amplify specific DNA fragments in vitro. Renowned for its high sensitivity, efficiency, and specificity, PCR technology finds widespread application in molecular biology, medical diagnosis, genetic research, and criminology. By precisely controlling temperature cycles, the PCR instrument facilitates…