由于世界各國對(duì)環(huán)保越來越重視,傳統(tǒng)空調(diào)制冷劑對(duì)臭氧層的消耗和使全球氣溫變溫的問題不得不重視。碳?xì)渲评鋭┮蚱涓咝?、無污染等優(yōu)點(diǎn)成為傳統(tǒng)制冷劑的替代品,
名稱：毛細(xì)管柱
型號(hào)：HH-pLOT-AL2O3/S
規(guī)格：50m*0.53mm*15um
固定相：三氧化二鋁
最高使用溫度：200°C
適用于安捷倫，島津，賽默飛，瓦里安，布魯克，PE等
HG/T 4632-2014 制冷劑用丙烷(HC-290)
范圍
本標(biāo)準(zhǔn)規(guī)定了制冷劑用丙烷的要求、試驗(yàn)方法、檢驗(yàn)規(guī)則、標(biāo)志、包裝、運(yùn)輸、貯存和安全。
本標(biāo)準(zhǔn)適用于制冷劑用丙烷。該產(chǎn)品主要以單工質(zhì)或混合工質(zhì)替代二氟一氯甲烷(HCFC-22)。
分子式: C3H8。
相對(duì)分子質(zhì)量: 44.09(按2007年相對(duì)原子質(zhì)量)。
要求
外觀
無色透明液體，無可見固體顆粒。
制冷劑用丙烷應(yīng)符合表1所示的技術(shù)要求。
Due to the increasing emphasis on environmental protection in countries around the world, the consumption of ozone layer by traditional air conditioning refrigerants and the problem of global temperature fluctuations have to be taken seriously. Carbon hydrogen refrigerants have become a substitute for traditional refrigerants due to their high efficiency and pollution-free advantages,
Name: Capillary Column
Model: HH-pLOT-AL2O3/S
Specification: 50m * 0.53mm * 15um
Fixed phase: Aluminum oxide
Maximum operating temperature: 200 ° C
Suitable for Agilent, Shimadzu, Thermo Fisher, Varian, Brooke, PE, etc
HG/T 4632-2014 Propane (HC-290) for refrigerants
Range
This standard specifies the requirements, test methods, inspection rules, labeling, packaging, transportation, storage, and safety of propane for refrigerants.
This standard is applicable to propane used as a refrigerant. This product mainly replaces difluorochloromethane (HCFC-22) with single or mixed refrigerants.
Molecular formula: C3H8。
Relative molecular mass: 44.09 (based on the relative atomic mass in 2007).
requirement
appearance
Colorless transparent liquid with no visible solid particles.
Propane used as a refrigerant should meet the technical requirements shown in Table 1.
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