M9 salts

5X M9 salts contains:

• 64 g Na₂HPO₄.7H₂O
• 15 g KH₂PO₄
• 2.5 g NaCl
• 5 g Nh₄Cl

dissolved in deionized water to a final volume of 1 L

Source

Adapted From:

J. Sambrook, D.W. Russell, Molecular Cloning: A Laboratory Manual (Cold Spring Harbor Laboratory Press, New York, ed. 3, 2001) pg. A2.2