ਨਾਈਟਰੋਜਨ: ਰੀਵਿਜ਼ਨਾਂ ਵਿਚ ਫ਼ਰਕ
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ਲਾਈਨ 9:
* [http://www.sunysccc.edu/academic/mst/ptable/n.html Schenectady County Community College – Nitrogen]
* [http://www.uigi.com/nitrogen.html Nitrogen N2 Properties, Uses, Applications]
* [http://box27.bluehost.com/~edsanvil/wiki/index.php?title=Nitrogen_gas Computational Chemistry Wiki]{{ਮੁਰਦਾ ਕੜੀ|date=ਅਕਤੂਬਰ 2021 |bot=InternetArchiveBot |fix-attempted=yes }}
* [http://www.2spi.com/catalog/instruments/nitrodew-supp.html Handling procedures for liquid nitrogen]
* [http://www.safety.vanderbilt.edu/pdf/hcs_msds/NitrogenCryo_G103_06_04.pdf Material Safety Data Sheet]
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