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Unit conversion · Dilutions · Molarity · Beer–Lambert
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Unit Conversion
Dilution (C₁V₁=C₂V₂)
Molarity
Beer–Lambert
Cell Passaging
Unit Conversion
Volume
Mass
Concentration
Temperature
Amount (mol)
Length
Value
From
Please enter a valid number.
Notes
Dilution Calculator
C₁
×
V₁
=
C₂
×
V₂
Solve for:
C₁
V₁
C₂
V₂
C₁ — Initial concentration
M
mM
µM
nM
mg/mL
µg/mL
ng/mL
%
×
V₁ — Volume to take
L
mL
µL
C₂ — Final concentration
M
mM
µM
nM
mg/mL
µg/mL
ng/mL
%
×
V₂ — Final volume
L
mL
µL
Calculate
Result
Notes
Molarity from Mass
c (mol/L) = m (g) ÷ [MW (g/mol) × V (L)]
Mass
g
mg
µg
Molecular weight
g/mol
Volume
L
mL
µL
Calculate
Concentration
Mass from Molarity
m (g) = c (mol/L) × MW (g/mol) × V (L)
Target concentration
M
mM
µM
nM
Molecular weight
g/mol
Volume
L
mL
µL
Calculate
Mass needed
Notes
Beer–Lambert Law
A = ε × c × l
Solve for:
A (absorbance)
c (concentration)
ε (molar attenuation)
l (path length)
Absorbance (A)
ε — molar attenuation (L mol⁻¹ cm⁻¹)
c — concentration
M
mM
µM
nM
l — path length (cm)
Calculate
Result
Notes
Cell Passaging Calculator
Select target vessel
Well Plates
Flasks
Dishes
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Number of vessels
Count
vessel selected
Cell suspensions
+ Add cell line
Media per well
mL
Target seeding density
Cells per well
↩ Gibco default
Results
Select a vessel above to begin.
Notes