本標(biāo)準(zhǔn)規(guī)定了用氣相色譜法測定溶解乙炔中烴類雜質(zhì)。
本標(biāo)準(zhǔn)適用于溶解乙炔中C5及C5以下烴類組分的測定。
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圖 2 FID與GDX-105色譜柱配合檢測乙炔與丙烷含量 3 DB35/T 1177-2011 1——空氣+甲烷;2——乙烷+乙烯;3——乙炔+丙烷;4——丙烯;5——異丁烷; 6——正丁烷;7——正,異丁烯;8——反丁烯;9——順丁烯. 圖 3 TCD 與 DBP-ODPN 色譜柱配合檢測乙炔中烴類雜質(zhì)(除丙烷外)含量 7 操作步驟 7.1 儀器的準(zhǔn)備 首先檢查氣相色譜系統(tǒng)的氣密性,確定正常后,啟動(dòng)氣相色譜儀,按照分析要求,調(diào)
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名稱：填充柱
固定相：混合
規(guī)格：10m*3mm（內(nèi)徑）
型號(hào)：?DBP-ODPN
應(yīng)用：溶解乙炔中烴類雜質(zhì)的測定 氣相色譜法
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This standard specifies the use of gas chromatography to determine hydrocarbon impurities in dissolved acetylene.
This standard is applicable to the determination of C5 and below hydrocarbon components in dissolved acetylene.
Figure 2: FID combined with GDX-105 chromatographic column for detection of acetylene and propane content 3 DB35/T 1177-2011 1- air+methane; 2- Ethane+ethylene; 3- Acetylene+Propane; 4- Propylene; 5- Isobutane; 6- n-butane; 7- n-isobutene; 8- Reverse butene; 9- Cibutene Figure 3 TCD and DBP-ODPN chromatographic columns combined for detection of hydrocarbon impurities (excluding propane) in acetylene 7 Operation steps 7.1 Preparation of the instrument Firstly, check the airtightness of the gas chromatography system and confirm that it is normal. Then, start the gas chromatograph and adjust it according to the analysis requirements
Name: Filled Column
Fixed phase: mixed
Specification: 10m * 3mm (inner diameter)
Model: DBP-ODPN
Application: Determination of hydrocarbon impurities in dissolved acetylene by gas chromatography
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