Browse Standards
2986+ standards in database
2986 result(s) found
固体有机化学品纯度的测定 差示扫描量热法
Determination of purity for chemicals (pharmaceuticals) - Differential scanning calorimetry (DSC)
气体分析 氦离子化气相色谱法
Gas analysis - Gas chromatograph with helium ionization detector
氨基酸中铁和铅的测定 原子吸收光谱法
Determination of iron and lead in amino acids - Atomic absorption spectrometry
工业重铬酸钾
Potassium dichromate for industrial use
工业亚硝酸钙
Calcium nitrite for industrial use
工业氟化氢铵
Ammonium bifluoride for industrial use
工业三氯氢硅
Trichlorosilane for industrial use
工业氟化铵
Ammonium fluoride for industrial use
高品质无水氟化钾
High quality anhydrous potassium fluoride
热交换器型式与基本参数 第6部分：空冷式热交换器
Type and basic parameters of heat exchanger - Part 6：air cooled heat exchanger
热交换器型式与基本参数 第5部分：螺旋板式热交换器
Types and basic parameters of head exchangers - Part 5：Spiral heat exchangers
热交换器型式与基本参数 第4部分：立式热虹吸式重沸器
Types and basic parameters of heat exchangers - Part 4: vertical thermo-siphon reboilers
热交换器型式与基本参数 第3部分：U形管式热交换器
Types and basic parameters of heat exchangers - Part 3: U-tube heat exchangers
热交换器型式与基本参数 第2部分：固定管板式热交换器
Types and basic parameters of heat exchangers - Part 2: Fixed tube sheet heat exchangers
热交换器型式与基本参数 第1部分：浮头式热交换器
Types and basic parameters of heat exchangers - Part 1：floating heat exchangers
煤沥青
Coal tar pitch
表面化学分析 分析前样品的处理
Surface chemical analysis - Handling of specimens prior to analysis
表面化学分析 俄歇电子能谱和X射线光电子能谱 测定峰强度的方法和报告结果所需的信息
Surface Chemical Analysis - Auger electron spectroscopy and X-ray photoelectron spectroscopy - Methods used to determine peak intensities and information required when reporting results
表面化学分析 X射线光电子能谱 选择仪器性能参数的表述
Surface chemical analysis - X-ray photoelectron spectroscopy -Description of selected instrumental performance parameters
焦炉煤气组分气相色谱分析方法
Analysis of coke-oven gas composition by gas chromatography