[UDUNITS #BAC-946054]: UDUnits -- trying to find a list of valid units and prefixes
> If I read section 7.10.3 correctly, then I really should say something like:
> 1e-6 dobson / dobson (or: 1e-6 mole/mole or 1e-6g/g or....)
> for ozone concentration.
Any of those would work because they all result in the dimensionless unit
> The word I have from our scientists who deal with indirect
> meassurements is that "ppm" is in very widespread use, and is likely
> to show up in files, charts, publications, etc. I'm wondering if we
> should not considering embracing this, just as we did "dobson"?
I can easily add it to the UDUNITS-2 database.
Should "ppm" be a name or a symbol? Name comparisons are case insensitive
whereas symbol comparisons are case sensitive -- so "PPM" would be allowed if
"ppm" were a name but not if it were a symbol.
Once that's decided, then I can also add "ppb".
> Thanks for consideration...
> Tom Whittaker
> University of Wisconsin-Madison
> Space Science & Engineering Center (SSEC)
> Cooperative Institute for Meteorological Satellite Studies (CIMSS)
> 1225 W. Dayton Street
> Madison, WIÂ 53706Â USA
> ph: +1 608 262 2759
Ticket ID: BAC-946054
Department: Support UDUNITS