| Knapp's t. |
(for organic acids in stomach): stomach contents are filtered and 1 mL treated with 5 mL of ether; the extract is floated on dilute iron solution in test tubes, and the various colored rings formed will indicate the presence of the various acids.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| Knapp's forceps |
[Herman J. Knapp, U.S. ophthalmologist, 1832?1911] A forceps with roller-like blades for expressing trachomatous granulations on the palpebral conjunctiva.
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