英文标准名称:Methods for chemical analysis of tin concentrats—Part 16:Determination of siliver content—Flame atomic absorption spectrometry
英文标准名称:Methods for chemical analysis of tin concentrates—Part 15:Determination of fluorine content—The ion-selective electrode method
英文标准名称:Methods for chemical analysis of tin concentrates—Part 14:Determination of copper content—Flame atomic absorption spectrometry
英文标准名称:Methods for chemical analysis of tin concentrates—Part 13: Determination of magnesium oxide content,calcium oxide content—Flame atomic absorption spectrometric method
英文标准名称:Methods for chemical analysis of tin concentrates—Part 12:Determination of silicon dioxide content—The silicomolybdenum blue spectrophotometry and sodium hydroxide titration
英文标准名称:Methods for chemical analysis of tin concentrates—Part 11:Determination of aluminium oxide content—Chromazuzal S spectrophotometric method
英文标准名称:Methods for chemical analysis of tin concentrates—Part 10: Determination of sulfur content—High frequency combustion with infrared absorption method and potassium iodate titrimetric method
英文标准名称:Specification for detection and evaluation of coalbed methane surface drainage effect in coal mine
英文标准名称:Iron ores—Determination of potassium, sodium, vanadium, copper, zinc, lead, chromium, nickel, cobalt elements—Inductively coupled plasma optical emission spectrometry
英文标准名称:Iron ores—Determination of sodium content—Flame atomic absorption spectrometric method
投诉电话:010-82491398
企业邮箱:010@yjsyi.com
总部:北京市丰台区航丰路8号院1号楼1层121
分部:山东省济南市历城区唐冶绿地汇中心36号楼
北京前沿科学技术研究院
抖音
公众号
快手
微视频
小红书
Copyright © 北京中科光析科学技术研究所 | 京ICP备15067471号-16 | 网站地图:[1] [2]
Copyright © 北京中科光析科学技术研究所 | 京ICP备15067471号-16