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22162-U

气体取样管

Name: 气体取样管
Brand: SUPELCO

size 250 mL, PTFE stopcock

别名:

Gas Sampling Bulb, 250 mL

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关于此项目

NACRES:

NB.24

UNSPSC Code:

41104008

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属性

material

PTFE stopcock

Quality Level

100

technique(s)

whole air sampling: suitable

size

250 mL

application(s)

air monitoring
environmental
industrial hygiene

说明

General description

使用这些玻璃球管捕集并传送气体样品，然后取出等分试样（通过插入型隔垫）用于分析。在烘箱中退火，防止运输和现场使用时损坏。可附带提供 PTFE 或高真空玻璃栓。每个球管包括一个半孔圆柱形 Thermogreen 隔垫。

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历史批次信息供参考:

分析证书(COA)

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Enrichment of Geogenic Ammonium in Quaternary Alluvial-Lacustrine Aquifer Systems: Evidence from Carbon Isotopes and DOM Characteristics.

Yao Du et al.

Environmental science & technology, 54(10), 6104-6114 (2020-05-02)

Geogenic ammonium in groundwater owing to mineralization of natural organic matter (NOM) has been reported in different geologic settings, but detailed mechanisms responsible for high ammonium concentration levels are poorly understood. To this end, we chose Quaternary high ammonium aquifer

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货号	GTIN
22162-U	04061838777430