焦化苯的原料是焦化粗苯，焦化粗苯中的主要成分為苯、甲苯和二甲苯，并少量含有種類(lèi)眾多的其它雜質(zhì)，如環(huán)己烷和噻吩等?。
焦化苯理化性質(zhì)：無(wú)色透明液體, 易揮發(fā), 具有芳香味, 有毒；密度0.879g/ml,沸點(diǎn)80.1, 熔點(diǎn)5.51,閃點(diǎn)-11(閉杯), 自燃點(diǎn)562.2, 爆炸極限1.3-7.1%, 空氣中最大允許濃度為25ppm。屬一級(jí)易燃液體。用途：是染料、塑料、合成橡膠、樹(shù)脂、纖維、藥物等原料, 也可用作動(dòng)力燃料以及涂料、橡膠、膠水的溶劑。
本品主要組成物為苯。
分子式：C6H6
分子量：78.11
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名稱(chēng)：毛細(xì)管柱
固定液：交聯(lián)的聚乙二醇
型號(hào)：PEG-20M
規(guī)格：30m*0.25mm*0.25um
溫度：240°C
應(yīng)用：GB∕T 2283-2019 焦化苯
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浩瀚色譜（山東）應(yīng)用技術(shù)開(kāi)發(fā)有限公司，生產(chǎn)的《焦化苯測(cè)定交聯(lián)聚乙二醇毛細(xì)管色譜柱?》，測(cè)定焦化苯中雜質(zhì)二甲基環(huán)戊烷，環(huán)己烷，庚烷，甲基環(huán)戊烷，甲基環(huán)己烷，壬烷，噻吩，甲苯，分離好，柱效高 ，結(jié)果滿(mǎn)意。
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The raw material for coking benzene is coking crude benzene, which is mainly composed of benzene, toluene, and xylene, and contains a small amount of various other impurities such as cyclohexane and thiophene.
Physical and chemical properties of coking benzene: colorless and transparent liquid, volatile, aromatic and toxic; Density 0.879g/ml, boiling point 80.1, melting point 5.51, flash point -11 (closed cup), self ignition point 562.2, explosion limit 1.3-7.1%, maximum allowable concentration in air is 25ppm. It belongs to Class I flammable liquid. Usage: It is a raw material for dyes, plastics, synthetic rubber, resins, fibers, pharmaceuticals, etc. It can also be used as a power fuel and solvent for coatings, rubber, adhesives, etc.
The main component of this product is benzene.
Molecular formula: C6H6
Molecular weight: 78.11
Name: Capillary Column
Fixed liquid: cross-linked polyethylene glycol
model: PEG-20M
Specification: 30m * 0.25mm * 0.25um
Temperature: 240 ° C
Application: GB/T 2283-2019 Coking Benzene
Haohan Chromatography (Shandong) Application Technology Development Co., Ltd. produces a cross-linked polyethylene glycol capillary chromatography column for the determination of impurities such as dimethylcyclopentane, cyclohexane, heptane, methylcyclopentane, methylcyclohexane, nonane, thiophene, and toluene in coking benzene. The column has good separation, high column efficiency, and satisfactory results.
滕州市浩瀚色譜儀器技術(shù)服務(wù)有限公司
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