2008年9月2日 · Re: converting ppb to ug/m3 we are measuring NO2 in air (ppb) as well as the pressure and temperature im not sure on the method of te measurement of the (NO2) we are …

2006年3月23日 · Listen when working with ug you are using the 1,000,0000 that's billion. This conversions are straight forward in this case just put the billion up and put the ug number …

2011年2月5日 · How do you convert 100 ug/m^3 to parts per billion? The molar mass of SO2 is 64.07 g/mol, so 100 µg is 1.56 µmol. For the cubic meter of mixture, you need temperature …

2009年1月31日 · Hi, I'm working on a dilution curve problem, and need to convert mg/ml to ppb and ug/ml to ppb. Example: 0.016 mg/ml = ? ppb and 15.4 ug/ml = ? ppb

2006年7月5日 · On a weight/volume basis, it is 100 ppb or 0.1 ppm. (If the liter were water, it would weigh a kilogram). On a weight over weight basis, a liter of blood weighs about 1.06 kg, …

2008年4月8日 · Re: ppb to ug per 100 sq. cm Hi, can you give a bit more information about what you want to do

2006年12月18日 · ppb is the same as microgram/liter, so I find it easiest to just convert to that then call it ppb. 60 nanogram/microliter = 60000 microgram/liter = 60000 ppm 1 …

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2022年5月17日 · Hello, I need some help with the unit conversion from pmol/kg to ppb. For example, I have 28 pmol/kg of Lanthanum (138.91 amu) and 50 pmol/kg of Cerium (140.12 amu).

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