That depends on the substance. Different substances have different densities (mass / volume).
Wiki User
∙ 12y ago1 mg = 1,000 ug 1 mg per Liter = 1,000 ug per Liter. 1 mg per Liter is 1,000 times as concentrated as 1 ug per Liter.
ug and mcg both means microgram there is no difference between them Although the exact symbol is µg but of extensive use of computers these days its written as ug and mcg.The conversion formula's are microgram/deciliter = microgram/liter * 0.1microgram/liter = microgram/deciliter * 10
well, ppm is mg per litre. ppb is ug/litre so 200ug/l is 200ppb, so more
Ug Ug Ug Ug
To convert micrograms (ug) to nanograms (ng), you multiply by 1000. So, 1 ug is equal to 1000 ng.
A thousand
There are 0.1mg in 100 micrograms (ug). You have to divide by 1000 to convert ug to mg.
1x10^6 pg= 1 ug or 1,000,000 pg = 1 ug
0.4165 mg
There are 45000000000 micrograms.
o.ooo3 ug
There is 1000g in a kg, 1,000,000mg in a kg, and 1,000,000,000ug in a kg.