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l 技术规格 范围： 氢····················0-5% 氮····················0-20% 氧····················0-20% 氢····················0.1-2PPM 氮····················1-80PPM 氧····················1-20PPM 准确度 RSD≤1% 检出限····················H 0.01PPM N 2PPM O 2PPM 仪器校正····················可用纯物质或纯气为试样 分析时间····················通常≤8min 一般试样重量····················通常不大于1g 检测器····················采用高灵敏度的TCD 需要气体 载气····················氦气，纯度99.999%或氩气，纯度99.999% 动力气····················工业用氮气或氩气 脉冲加热功率····················12KVA 温度····················3000℃以上 电源····················220V AC±10% 50Hz