Search results for keyword: so2
How to choose a good steam trap for vulcanizing machine
Using a Steam Desuperheater to Regulate Temperature in a Sulphur Melting System
The process of melting sulphur is a delicate one and requires precise temperature control in order to be successful. A popular method of achieving this is using a steam desuperheater to regulate the temperature, as it......
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GB 8970-88 Determination of sulfur dioxide in air quality Tetrachloromercuric salt-pararosaniline hydrochloride colorimetric method
Analysis of Sulfur Dioxide in Air Quality using Chloromercury-Hydrochloric Acid-Fluoraniline Colorimetry
Introduction
Sulfur dioxide (so2) is an anthropogenic pollutant formed from the burning of sulfur-containing fossil fuels, such as diesel and coal. Toxic in high concentrations, the substance......
GB/T 15262-94 Determination of sulfur dioxide in ambient air Formaldehyde absorption-pararosaniline spectrophotometric method
GB/T 15262-94 Determination of sulfur dioxide in ambient air—Methanol absorption-pararosaniline spectrophotometric method
1. Introduction
Sulfur dioxide (so2) is a colorless, odorless gas, which is mainly from industrial and domestic combustion sources. It is one of the major causes of air poll......
GB/T10624-1995 high-purity argon technical indicators
GB/T10624-1995, Technical Index for High Purity Argon
High purity argon is a gas used in arc welding and other industrial processes. It is a colorless, odorless and inert gas that produces a protective and non-combustible atmosphere during welding, cutting, and other metal-fabrication processes. ......
GB 13580.4-92 Electrode Method for Determination of pH Value of Atmospheric Precipitation
Atmospheric Precipitation pH Determination by Electrode Method
Summary
This paper presents the fundamentals, principle and operation process of using an electrode method to analyze the pH of atmospheric precipitation. Precipitation pH is a critical environmental parameter reflecting the nature o......
GB 16297-1996 Comprehensive Emission Standard of Air Pollutants
Atmospheric Pollution Comprehensive Emission Standards GB 16297 - 1996
Atmospheric pollution has long been a major public health and environmental concern. On the basis of comprehensively considering the latest scientific and technological data, the “GB 16297 - 1996 Comprehensive Emission Standa......
HJ/T 55-2000 Technical Guidelines for Monitoring Fugitive Emissions of Air Pollutants
Atmospheric Pollutant Emission Monitoring Technology Guidelines HJ/T 55-2000
Introduction
In order to improve the prevention and control of atmospheric pollution and protect the ecological environment, China has issued the “Atmospheric Pollution Prevention and Control Law”, the “Environmental......
HJ/T 56-2000 Determination of sulfur dioxide in exhaust gas from stationary pollution sources by iodometric method
Determination of sulfur dioxide in the exhaust gas from fixed sources of pollution HJ/T 56-2000
The content of sulfur dioxide in exhaust gas is one of the main pollutants that affect urban air quality. According to the technical specification for air pollutants from fixed sources of pollution (HJ......
HJ/T 57-2000 Determination of Sulfur Dioxide in Exhaust from Stationary Pollution Sources Constant Potential Electrolysis
Fixed source pollution emission sulfur dioxide ( so2) Detrmination - Potentiometric Electrolysis Method
Abstract
This paper discusses the detection and measurement of sulfur dioxide ( so2) emission from stationary sources of pollution, using a potentiometric electrolysis ( the P.E. ) method. The......
hot corrosion
，标题为 Hot Corrosion
Hot Corrosion
Introduction
Hot corrosion is a form of corrosion that occurs when certain conditions are present. It is an aggressive form of accelerated corrosion caused by combining high temperatures (313-843 K) and water or moisture within the atmosphere, often containing......
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