一级分类 通用分类气体配件服务产品行业分类进口产品
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二级分类 实验室高纯气体二元标准气体多组分混合气体工业气体
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纯度 99%99.5%99.6%99.9%99.99%99.999%99.9995%99.9999%99.99995%
包装 1L1.7L4L8L40L47L50L杜瓦瓶
浓度 0.5ppm~5ppm含10%100ppm~1% 100ppm~2% 10ppm~100ppm含10ppm~30ppm12ppm1ppm~2000ppm含1ppm~2ppm含1ppm~30ppm含1ppm~5ppm含2000ppm~30%2000ppm~60%lel (2.4%) 2000ppm~60%lel (3%) 3000ppm~5%含30ppm~100ppm含30ppm~2999ppm含30ppm~5%含30ppm~60%lel (1.32%) 含30ppm~100ppm含 30ppm~60%lel (1.08%) 含30~5000ppm含3ppm~2000ppm含3~30ppm含5ppm~30ppm含6%CO2+5%O2+89%N260ppm~80ppm6ppm~10ppm含6ppm~30ppm含800ppb
气瓶 回瓶充装租瓶押金 4L(铜阀租瓶押金 8L(铜阀) 购瓶 4L(铜阀)购瓶 8L(铜阀)