共找到 1685 条与 基础标准与通用方法 相关的标准,共 113 页
本标准适用于一般液体有机化工产品中的水分测定,其中包括醇类、酮类、烃类、卤代烃、酯类等。测定水分的范围为0.05~1.00%。
Chemical products for industrial use--Determination of water content--Gas chromatographic method
本标准规定用卡尔·费休法测定大部分有机和无机固、液体化工产品游离水或结晶水含量。在某些情况下,样品需要采取预处理措施,它们均在相应的国家标准中作了规定。 本标准规定用目测和电量测定终点的两种滴定方法。当没有电量法的仪器时,可使用目测法,它是一种直接滴定法,但只能用于无色的溶液。电量法包括直接滴定和反滴定两种方法,无论采用哪一种,都是较为准确的,因此,推荐用电量法。
Chemical products--Determination of water--Karl Fischer method (general method)
可燃液体和气体引燃温度试验方法
Method of test for ignition temperature of flammable liquids and gases
本标准规定了气相色谱法的术语。在制订、修订标准与编写技术文件和书刊以及在国内和国际学术交流和业务活动中,均应使用。
Terms of gas chromatography
本通则适用于一般化工产品密度、相对密度的测定;不适用于炭黑和开孔式泡沫橡胶或塑料等特殊状态的化工产品密度、相对密度的测定。
General rule for determination of density and relative density for chemical products
Liquid chemical product color determination method (Hazen unit - platinum-cobalt color number)
Guidelines for Preparing Chlor-Alkali Industrial Procedures
Determination method of titanium ions in waste sulfuric acid
Technical Regulations for Dynamic Monitoring of Salt Lake Resources
Mechanization and Automation Design Scheme Guide for Storage Unit Operations
Mechanization and automation design scheme guide for conveying unit operation
Mechanization and automation design plan guide for crushing and screening unit operations
Determination method of sodium ions in waste sulfuric acid
Determination method of chemical oxygen demand (COD) in waste sulfuric acid
Determination method of calcium and magnesium ions in waste sulfuric acid
Determination method of chloride ion content in waste sulfuric acid
Design and construction specifications for phosphorus chemical solid waste dump sites
Design code for logistics of rubber factory
Design code for integrated monitoring and control system of rubber factory
Design standard of piping mechanics for chemical plant
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