Science Gateway

Tools: Buffer Calculator

Molecular Weight (g/mol) Enter FW or select from the list below.
Weight (gram)
Volume (ml)
Concentration (M)


Common Reagents

DTT (M 154.3)
EDTA (M 372.2)
EGTA (M 380.4)
Glycine (M 75.07)
HEPES (M 238.3)
KCl (M 74.56)
K2HPO4 (M 174.18)
KH2PO4 (M 136.09)
MES (M 195.2)
MgCl2 (M 95.21)
MOPS (M 209.27)
NaCl (M 58.44)
NaOH (M 40.00)
Tricine (M 179.2)
Tris (M 121.14)
Urea (M 60.06)

Dilute a Stock Solution

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