Excerpt: ...Use a rose-top burner to minimise the danger of cracking the flask; and to the same end, well agitate the contents of the flask to prevent the chalk settling. The distillate "A" will contain alcohol, etc. (vide page 285); the residue "a" will contain the volatile and fixed acids. 4. Disconnect the flask and filter. The residue "a" then = filtrate B and residue b. Fig. 152.
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Excerpt: ...Use a rose-top burner to minimise the danger of cracking the flask; and to the same end, well agitate the contents of the flask to prevent the chalk settling. The distillate "A" will contain alcohol, etc. (vide page 285); the residue "a" will contain the volatile and fixed acids. 4. Disconnect the flask and filter. The residue "a" then = filtrate B and residue b. Fig. 152.
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