浩瀚GBT 6021-1999工业用丁二烯液上气相中氧和氩的测定5A填充柱 2m，内径 4 mm

分离柱
 固定相:5A分子筛(色谱用)，粒径 。. 17-0.25 mm (60-80目)。
柱管 不锈钢，长 2m，内径 4 mm,
 柱温:15-25 °C，恒定在士1 °c或一78°C
应用：GBT 6021-1999 工业用丁二烯液上气相中氧和氩的测定气相色谱法

Separation column
Stationary phase: 5A molecular sieve (for chromatography), particle size . . 17-0.25 mm (60-80 mesh).
Column tube Stainless steel, 2m long, 4mm inner diameter,
Column temperature: 15-25 °C, constant at ±1 °C or -78 °C
​​​​​​​Application: GBT 6021-1999 Determination of oxygen and argon in the gas phase of butadiene for industrial use by gas chromatography