GB/T 6730.7-2016(\u82f1\u6587\u7248)
铁矿石 金属铁含量的测定 磺基水杨酸分光光度法
GB/T 27717-2011(\u82f1\u6587\u7248)
家具中富马酸二甲酯含量的测定
GB/T 6730.29-2016
Iron ores—Determination of barium content—Barium sulfate grarimetric method
GB/T 6730.8-2016(\u82f1\u6587\u7248)
铁矿石 亚铁含量的测定 重铬酸钾滴定法
GB/T 24583.1-2019(\u82f1\u6587\u7248)
钒氮合金 钒含量的测定 硫酸亚铁铵滴定法
GB/T 6730.47-2017(\u82f1\u6587\u7248)
铁矿石 铌含量的测定 氯代磺酚S分光光度法
YB/T 109.2-2012
Silicon barium alloy-Determination of barium content-The barium sulfate gravimetric method
GB/T 5195.18-2018
Fluorspar—Determination of barium sulfate content—Gravimetric method
GB/T 11987-2022
Surface active agents—Technical alkane sulphonates—Determination of total alkane sulphonates content
SH/T 0391-1995
GB/T 6730.82-2020
Iron ores—Determination of barium content—EDTA titrimetric method
SH 0391-1992
YB/T 178.2-2012
Silicon-aluminum alloy and silicon-barium-aluminum alloy-Determination of barium content-The barium sulfate gravimetric method
GB/T 6730.16-2016
Iron ores—Determination of sulfur content—Barium sulfate gravimetric method
HG/T 3614-1999
Standard Test Method for Sulfonic and Sulfuric Acids in Alkylbenzene Sulfonic Acids
GB/T 11988-2008
Surface active agents - Technical alkane sulfonates - Determination of mean relative molecular mass and content of the alkane monosulfonate
GB/T 20199-2006
Surface active agents - Technical alkane sulfonates - Determination of alkane monosulfonates content by direct two-phase titration
YB/T 109.3-2012
Silicon barium alloy-Determination of aluminium content-The EDTA titrimetric method
YB/T 4231-2010
Silicon-barium-aluminum alloy,silicon-calcium-barium alloy and silicon-calcium-barium-aluminum alloy-Determination of aluminum,barium,ferrum,calcium,manganese,copper,chromium,nickel,phosphor content-Inductively coupled plasma atomic emission spectrometric
YB/T 5040-2012
Molybdenum oxide-Determination of sulfur content-Gravimetric method of barium sulfate