Thread: ppm
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Old 16-08-2004, 11:46 PM
Jim Humphries
 
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You got it. One ml of water weighs one gram. We don't use ounces any more
here.
--
Jim and Sara Humphries, Victoria, BC
"Newbie Bill" wrote in message
...
Various test equipment lists 'ppm (mg/L)'. This does not make any sense

to
me since this is mixing a weight with a volume UNLESS one milliliter of
water (or some substance) weighs one gram. 1000 milligrams x 1000
milliliters=1,000,000 mg per liter. Is this true? While I'm at it: does
one ounce of water weigh one ounce?
Bill