Porapak N是由苯乙稀、二乙烯苯和極性單體共聚而成的白色粉末，
視密度0.39g/ml，
比表面積437 m2/g，
極性中等，
zui高使用溫度為190 ℃，
也具有Porapak
Q相類似的分離性能。使用前需用氮氣或氬氣做載氣在150 ℃左右的溫度下老化24 h。
能有效分離C1～C2烴類氣體及H2、CO2等，甲quan溶液，氨
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粒度：80-100目
包裝：29g
產(chǎn)地：美國
現(xiàn)貨：
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應(yīng)用：
1.工業(yè)甲醛溶液分析
2.二氧化碳，硫化氫，水分的測定
3.液化氣二甲醚
4.輕烴，甲烷，乙烯，乙烷，乙炔的測定
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Porapak N is a white powder formed by copolymerization of styrene, divinylbenzene, and polar monomers,
Visual density 0.39g/ml,
Specific surface area 437 m2/g,
Medium polarity,
The maximum operating temperature is 190 ℃,
Also has Porapak
Similar separation performance to Q. Before use, nitrogen or argon gas should be used as the carrier gas and aged at a temperature of around 150 ℃ for 24 hours.
Can effectively separate C1~C2 hydrocarbon gases and H2, CO2, methane solution, ammonia, etc
Particle size: 80-100 mesh
Packaging: 29g
Origin: United States
goods in stock:
Application:
1. Analysis of industrial formaldehyde solution
2. Determination of carbon dioxide, hydrogen sulfide, and moisture
3. Liquefied gas dimethyl ether
4. Determination of light hydrocarbons, methane, ethylene, ethane, acetylene
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