1.
Sodium hydroxide for chemical fiber-Determination method of mass fraction
GB/T11213.1-1989化纤用氢氧化钠含量的测定方法(甲法)
2.
Determination of sodium hydroxide contents by simplified process in central control analysis
烧碱中控分析中用简化法测定氢氧化钠含量
3.
Determination for sodium hydroxide contents of polyvinyl alcohol resins
GB/T12010.11-1989聚乙烯醇树脂氢氧化钠含量测定方法
4.
Evaluation of uncertainty in determination of sodium oxide in alumina by ICP-AES.
ICP-AES法测定氧化铝中氧化钠含量的不确定度评定
5.
Sodium hydroxide for industrial use--Determination of sodium hydroxide and sodium carbonate content
GB/T4348.1-1984工业用氢氧化钠中氢氧化钠和碳酸钠含量的测定
6.
Sodium hydroxide for industrial use--Determination of sodium chloride content--Mercurimetric method
GB/T4348.2-1984工业用氢氧化钠中氯化钠含量的测定汞量法
7.
Sodium hydroxide for chemical fiber use-Determination of sodium chloride content-Spectrometric method
GB/T11213.2-1989化纤用氢氧化钠中氯化钠含量的测定分光光度法
8.
Fibrous raw material--Determination of one percent sodium hydroxide solubility
GB/T2677.5-1993造纸原料1%氢氧化钠抽出物含量的测定
9.
Determination of the content of sodium copper chlorophyllin in compound maagel tablets
复方氢氧化铝镁片中叶绿素铜钠的含量测定
10.
Potentiometric Titration to Determine Sodium Hydroxide and Sodium Carbonate of Industrial Sodium Hydroxide
电位滴定法测定工业烧碱中氢氧化钠和碳酸钠的含量
11.
Sodium hydroxide for chemical fiber use-Determination of sulphate mass fraction-Barium sulphate gravimetric method
GB/T11213.5-1989化纤用氢氧化钠中硫酸盐含量的测定硫酸钡重量法(甲法)
12.
Sodium hydroxide for chemical fiber use-Determination of copper mass fraction-Spectrometric method
GB/T11213.7-1989化纤用氢氧化钠中铜含量的测定分光光度法
13.
Sodium hydroxide for chemical fiber use-Determination of sulphate mass fraction-Turbidimetric method
GB/T11213.6-1989化纤用氢氧化钠中硫酸盐含量的测定比浊法(乙法)
14.
Sodium ethoxylated alkyl sulfate-Determination of unsulfated matter content
GB/T13530.2-1992乙氧基化烷基硫酸钠未硫酸化物含量的测定
15.
Sodium hydroxide for chemical fiber use-Determination of the calcium mass fraction-EDTA complexometric method
GB/T11213.3-1989化纤用氢氧化钠中钙含量的测定EDTA络合滴定法
16.
Sodium hydroxide for chemical fiber use-Determination of silicon mass fraction-Reduced molybdo silicate spectrometric method
GB/T11213.4-1989化纤用氢氧化钠中硅含量的测定还原硅钼酸盐分光光度法
17.
Sodium hydroxide for industrial use--Determination of carbonates content--Titrimetric method
GB/T7698-1987工业用氢氧化钠中碳酸盐含量的测定滴定法
18.
Sodium hydroxide for industrial use--Determination of iron content--o-Phenanthroline photometric method
GB/T4348.3-1984工业用氢氧化钠中铁含量的测定邻菲罗啉光度法