GB/T 31816-2015
水处理剂 聚合物分子量及其分布的测定 凝胶色谱法
Water treatment chemicals—Determination of the molecular weight and molecular weight distribution of polymers—Gel filtration chromatography
- 实施日期
- 2016-02-01
- ICS 分类
- 71.040.50
组合使用关键词、标准类型、状态与 ICS 分类,快速定位所需国家标准。
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GB/T 31816-2015
Water treatment chemicals—Determination of the molecular weight and molecular weight distribution of polymers—Gel filtration chromatography
GB/T 694-2015
Chemical reagent—Sodium acetate anhydrous
GB/T 660-2015
Chemical reagent—Ammonium thiocyanate
GB/T 650-2015
Chemical reagent—Potassium bromate
GB/T 15347-2015
Chemical reagent—L(+)-Ascorbic acid
GB/T 22597-2014
Determination of chemical oxygen demand of reclaimed wastewater―Potassium dichromate method
GB/T 31231-2014
Determination of zinc and lead isotopic ratios in aqueous solution―Multiple-collectors inductively coupled plasma mass spectrometry
GB/T 1400-2014
Chemical reagent―Hexamethylene tetramine
GB/T 18403.3-2014
Expression of performance of gas analyzers―Part 3: Paramagnetic oxygen analyzers
GB/T 30991-2014
General specification for intelligent oxygen bomb calorimeter
GB/T 18735-2014
Microbeam analysis—General guide for the specification of nanometer thin reference materials for analytical transmission electron microscope (AEM/EDS)
GB/T 5275.6-2014
Gas analysis―Preparation of calibration gas mixtures using dynamic volumetric methods―Part 6: Critical orifices
GB/T 5275.7-2014
Gas analysis―Preparation of calibration gas mixtures using dynamic volumetric methods―Part 7: Thermal mass-flow controllers
GB/T 5275.5-2014
Gas analysis―Preparation of calibration gas mixtures using dynamic volumetric methods―Part 5: Capillary calibration devices
GB/T 5275.11-2014
Gas analysis―Preparation of calibration gas mixtures using dynamic volumetric methods―Part 11: Electrochemical generation
GB/T 5275.8-2014
Gas analysis―Preparation of calibration gas mixtures using dynamic volumetric methods―Part 8: Diffusion method
GB/T 5275.4-2014
Gas analysis—Preparation of calibration gas mixtures using dynamic volumetric methods—Part 4: Continuous syringe injection method
GB/T 5275.2-2014
Gas analysis―Preparation of calibration gas mixtures using dynamic volumetric methods―Part 2: Volumetric pumps
GB/T 5275.1-2014
Gas analysis―Preparation of calibration gas mixtures using dynamic volumetric methods―Part 1: Methods of calibration
GB/T 5275.9-2014
Gas analysis―Preparation of calibration gas mixtures using dynamic volumetric methods―Part 9: Saturation method