Usually you need to dilute from a 50x stock. On that case dilute:
For 500mL: 10mL 50x TAE + 490mL H2O
For 1L: 20mL 50x TAE + 980mL H2O
This depends on the final volume you intend on making. Say you want to prepare 500 mL of 1X TAE. You will need 10 mL of 50X TAE to prepare 500 mL of 1X TAE.
to make 500ml of 1x TAE solution we have to take 5ml of 100x TAE solution. mix it in 495 ml of deionized water.
To prepare a 3L (3000 mL) TAE solution using 50x TAE buffer, you would need to dilute the 50x buffer by a factor of 50. Therefore, you would take 60 mL of the 50x TAE buffer and add it to 2940 mL of distilled water to achieve a final volume of 3L of 1x TAE solution.
0.04 M Tris-acetate, 0.001 M EDTA
preparation of 500 ml 1x TAE buffer,50ml of 10x buffer add to 450ml DI.water. to calculate just use MV=MV so 500mL * 1x= 10x * V then solve for V. add the amount of DI water you need to get the volume you calculated above.
The stocks are commonly labeled as X factors such as 10X, 5X, 100X etc. X-factor indicates that the solution is concentrated and must be diluted usually with water to 1X concentration for use. For eg: - A 100X concentrated solution should be diluted to 100 fold. to convert 1X to 10X take one ml of 1x buffer in a measuring cylinder and dilute it to make it 10 ml. its now 10x buffer.
A 1X buffer refers to a buffer solution that is typically used at its full strength, without any dilution. It is commonly used in laboratory settings for various biochemical and molecular biology applications to maintain a stable pH and ionic strength for reactions.
The main difference is in composition. In TE common Tris buffer is bring down to pH 8 with HCl and EDTA is involved but in TAE instead of Tris HCl in TE Tris-acetate buffer is used.
To prepare 1X TE buffer from 5X TE buffer, you would dilute the 5X TE buffer by mixing 1 part of the 5X buffer with 4 parts of water. For example, mix 1 ml of 5X TE buffer with 4 ml of water to obtain 5 ml of 1X TE buffer.
TE buffer is used to store and stabilize DNA and RNA samples with EDTA to chelate divalent cations that can degrade nucleic acids. TAE buffer is used for agarose gel electrophoresis of DNA with Tris-Acetate-EDTA to provide proper pH and conductivity for DNA migration. TAE buffer is preferred for electrophoresis due to its lower buffering capacity than TE buffer.
I think you mean electrphoresis buffer ( anyway the principle is the same for all sloutions,, simply it is chemistry ) if so , you'll need to take about 25 ml from your 40X buffer and complete them till 1000 ml with distilled water. The calculation can be done as the following N * V = N' * V' so 40X * Z = 1X * 1000 Z is the amount of 40X buffer needed to be diluted to give us 1L of 1X buffer so Z = 1000/40=25 ml
1x PBS buffer typically has a molarity of around 0.01 M. To prepare a 20 mM PBS buffer, you would need to dilute the 1x PBS stock solution with water. For example, to make 1 liter of 20 mM PBS buffer, you would need to mix 2 ml of 1 M PBS stock solution with 98 ml of water.