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10 mM tartaric acid (sodium) buffer solution (pH=4.2)

Tartaric acid (M.W.=150.09)..........................2.5 mmol (0.375 g)

Sodium tart rate dihydrate (M.W.=230.08)........7.5 mmol (1.726 g)

Add water to make up to 1 L.

10 mM tartaric acid (sodium) buffer solution (pH=2.9)

Tartaric acid (M.W.=150.09)..........................7.5 mmol (1.13 g)

Sodium tartrate dihydrate (M.W.=230.08)........2.5 mmol (0.58 g)

Add water to make up to 1 L.

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Q: How you prepare Sodium Tartrate Buffer pH-5?
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