1X solution contains 137 mM Sodium Chloride, 2.7 mM Potassium Chloride, and 10 mM Phosphate Buffer.
Does not contain calcium or magnesium.
Add one tablet per 100ml of purified water for a 1x solution of PBS.
PBS/Tween 20 10x solution formulation is 1% Tween 20 in 10x PBS
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