GB/T 18826-2016 工業(yè)用1,1,1,2-四氟乙烷(HFC-134a)
范圍
本標準規(guī)定了工業(yè)用1,1,1,2-四氟乙烷(HFC-134a,亦稱為R134a)的要求、試驗方法、檢驗規(guī)則、標志、包裝、運輸和l貯存以及安全。
本標準適用于工業(yè)用1,1,1,2-四氟乙烷。
分子式: C2H2F4
結構式:

相對分子質量: 102.04(按2011年國際相對原子質量)
要求
性狀
無色透明液體,無可見固體顆粒。
技術指標
工業(yè)用1,1,1,2-四氟乙烷應符合表1所示的技術指標。
名稱:填充柱
固定相:多孔聚合物
規(guī)格:2m*1/8
型號:PQ/Porapak Q
粒度:60-80目
應用:
1.GB/T 18826-2002 工業(yè)用1,1,1,2-四氟乙烷(HFC-134a)
2.GB/T 18826-2016 工業(yè)用1,1,1,2-四氟乙烷(HFC-134a)
浩瀚色譜(山東)應用技術開發(fā)有限公司,采用氣相色譜法,熱導檢測器TCD,面積外標法定量,結果準確可靠。




GB/T 18826-2016 1,1,1,2-Tetrafluoroethane for industrial use (HFC-134a)
Range
This standard specifies the requirements, test methods, inspection rules, marking, packaging, transportation, storage and safety of 1,1,1,2-tetrafluoroethane (HFC-134a, also known as R134a) for industrial use.
This standard is applicable to 1,1,1,2-tetrafluoroethane for industrial use.
Molecular formula: C2H2F4
Structural formula:
Relative molecular weight: 102.04 (according to the 2011 international relative atomic mass)
requirement
character
Colorless transparent liquid, no visible solid particles.
Technical indicators
1,1,1,2-tetrafluoroethane for industrial use shall meet the technical indicators shown in Table 1.
Name: Filled Column
Stationary phase: porous polymer
Specification: 2m * 1/8
Model: PQ/Orapak Q
Particle size: 60-80 mesh
Application:
1. GB/T 18826-2002 1,1,1,2-Tetrafluoroethane for industrial use (HFC-134a)
2. GB/T 18826-2016 1,1,1,2-Tetrafluoroethane for industrial use (HFC-134a)
Haohan Chromatography (Shandong) Applied Technology Development Co., Ltd. uses gas chromatography, thermal conductivity detector TCD, and area external standard method to quantify, and the results are accurate and reliable.
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