【英文标准名称】:Waterquality;determinationofphenolindex;4-aminoantipyrinespectrometricmethodsafterdistillation
【原文标准名称】:水质酚指数的测定蒸馏后4-氨基安替比林光度法
【标准号】:ISO6439-1990
【标准状态】:现行
【国别】:国际
【发布日期】:1990-05
【实施或试行日期】:1990-05-15
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC147
【标准类型】:()
【标准水平】:()
【中文主题词】:质量;试验;比色法;苯酚;含量测定;化学分析;指数;水质;萃取分析法;萃取法;分光光度测量分析;分光光度法;酚类;化学分析和试验;比色分析;水
【英文主题词】:Chemicalanalysisandtesting;Colorimetry;Determinationofcontent;Extractionmethodsofanalysis;Phenol;Phenols;Quality;Spectrophotometry;Testing;Water;Waterquality
【摘要】:Givesproceduresfordrinkingwaters,surfacewaters,brines(salinewaters),domesticwatersandindustrialwaters.Afterapreliminarydistillationthetestsampleareanalysedaccordingtospecificapplicationbydirectcolorimetricmethodandbychloroformextractionmethod.
【中国标准分类号】:E16
【国际标准分类号】:13_060_50
【页数】:7P;A4
【正文语种】:英语


Product Code:SAE MA4623
Title:Hose Assembly, Polytetrafluoroethylene, Para Aramid Reinforced Heavy-Duty, 21 000 Kpa, 135 Degrees C, Aircraft Hydraulic Systems, Metric
Issuing Committee:G-3, Aerospace Couplings, Fittings, Hose, Tubing Assemblies
Scope:This document defines the requirements for heavy-duty hose assemblies suitable for use in 21000 kPa, 135掳C aircraft systems whee rapid rate pressure pulsing and torsional/longitudinal flexing may occur in addition to normal hydraulic system loading.