Starting Concentration
Desired µg/Test
µg
Desired Volume/Test
µl

g
Radius(mm)
RPM

Specific Activity
(Units/mg)
ED50
(ng/mL)

grams
mg
µg
ng

Mass=
 
ConcentrationX
 
VolumeX
 
Molecular Weight  
g/mol

Mass
Formula Weight
Moles

°F
°C


Enter the required Days, Hours, Minutes, and Seconds you wish to add to the timer and press start.

Days: Hours:
Minutes: Seconds:

Concentration (start)x
 
 
Volume (start)=
 
 
Concentration (final)x
 
 
Volume (final) 
 
 

Metric
US Standard

inches
feet
yards
miles