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|  | ''July 12, 2009''
 |  | #REDIRECT [[slashes and hyphens]] | 
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|  | The Rapid Communications in Mass Spectrometry author guidelines state 
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|  | :"A single analytical technique, or a type of instrument, is abbreviated without hyphens. Thus, TOFMS, FTICRMS."
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|  | :"A hyphen is used when highlighting a particular component or feature of an instrument or technique. Thus, MALDI-TOFMS, ESI-MS/MS. When 2 or more different analytical techniques are coupled in tandem, this is represented by a solidus placed between the abbreviations for the techniques. Thus we write Py/GC/EI-MS, CZE/TOFMS."
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|  | Thus a hyphen is used to highlight an instrument component and a slash (also called a solidus, virgule, diagonal, stroke, or separatrix) is used to denote combined techniques. [[Mass Spec Desk Reference|Sparkman]] suggests that, for example, GC/MS be used to describe the technique of gas chromatography with mass spectrometry detection andGC-MS to indicate the instrument. Thus one uses a GC-MS to obtain a GC/MS. 
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|  | The revised IUPAC Standard Definitions of Terms Relating to Mass Spectrometry document must contain a general recommendation on when to use punctuation, when to use a hyphen and when to use a slash when describing combined techniques. 
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|  | == See also ==
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|  | *[[Acronyms]]
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|  | == External links ==
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|  | * [http://www.nlm.nih.gov/pubs/factsheets/constructitle.html#FIVEEXAM National Library of MedicineGuidelines]
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|  | * [http://www3.interscience.wiley.com/cgi-bin/jabout/4849/ForAuthors.html RCM Author Instructions]
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|  |   |  | 
|  | :A single analytical technique, or a type of instrument, is abbreviated without hyphens. Thus, TOFMS, FTICRMS. 
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|  |   |  | 
|  | :A hyphen is used when highlighting a particular component or feature of an instrument or technique. Thus, MALDI-TOFMS, ESI-MS/MS. When 2 or more different analytical techniques are coupled in tandem, this is represented by a solidus placed between the abbreviations for the techniques. Thus we write Py/GC/EI-MS, CZE/TOFMS. 
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|  | :An en rule (somewhat longer than a hyphen) is used to indicate the dual nature of a species; thus, ion??????????????????????????radical represents a species that is both an ion and a radical. A solidus is used to indicate interaction between 2 or more separate species, e.g., we refer to an ion/molecule reaction or an ion/ion collision.
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|  | [[Category:General]]
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|  | [[Category:Comment]]
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|  | {{DEFAULTSORT:Slashes And Hyphens}}
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