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Location:

Shandong, China

Main Item: Industrial gas
Business Type: Manufacturer, Wholesaler/Retailer

1. Nitrogen Gas (N2) is a chemical element with symbol N and atomic number 7. On Earth, the element forms about 78% of Earth's atmosphere and as such is the most abundant uncombined element. 2. The purity nitrogen gas we provide: 1). 99.999% purity...

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zhangqian ( SHENGTUO CHEMICAL CO.,LTD. )
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Listed on Jun 4, 2020