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0.5 M EDTA Solution, pH 8

Catalog #    Size
IB70184        100 mL
IB70185        4 X 100 mL


Physical Specifications
   
Purity(EDTA component; dry basis)    >99.0%
Insolubles                 <0.01%
Heavy Metals                 <0.005%
A280-600                     <0.10

Molecular Biology Specifications
DNase assay            None Detected
RNase assay            None Detected
Protease assay            None Detected

Recommended Use
0.5 M EDTA is commonly used as a component in buffers. Located in the table below are some of the commonly used electrophoresis buffers and their recipe as a concentrated stock.
                                           
Buffer                         Concentrated stock solution (per liter)
                                           
Tris-acetate (TAE buffer)    50X:             242 g Tris base
                            57.1 mL glacial acetic acid
                            100 mL 0.5 M EDTA (pH 8.0)

Tris-borate (TBE buffer)    5X:             54 g Tris base
                            27.5g boric acid
                            20 mL 0.5 M EDTA (pH 8.0)

Tris-phosphate (TPE buffer)    10x:             108 g Tris base
                            15.5 mL 85% phosphoric acid
                            (1.679 g/Ml)
                            40 mL 0.5M EDTA (pH 8.0)

Alkaline Buffer            1X:             5 mL     10N NaOH
                            2 mL    0.5 M EDTA (pH 8.0)
                                           

Storage
Store at room temperature. Protect from moisture.