The cause of the increased color of streptomycin sulfate solution i n the presence of procaine hydrochloride was studied. I t was determined that the carbonyl function of the streptomycin reacted with the p-amino group of the procaine causing a discoloration beyond that of a normal streptomycin solu
A study of the color reaction of iron with ?TTA?
โ Scribed by Cefola, Michael ;Andrus, Walter S. ;Miccioli, Bruno R. ;Yanowski, Leo K.
- Publisher
- Springer-Verlag
- Year
- 1950
- Weight
- 182 KB
- Volume
- 35
- Category
- Article
- ISSN
- 0369-2795
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๐ SIMILAR VOLUMES
## Conclusions 1. The Hardy-Wolff-Goodell .pain threshold apparatus can be used to test the release of anesthetics from ointment bases. 2. The tail of the albino rat is a convenient testing organ for ointments. There is a measurable difference in the efficiency of release of anesthetics from dif
Scrupulous care must be observed in using the test near its limit of sensitivity as a colourless reagent is essential. Two common errors in preparing a colourless reagent were (i) failure to remove caustic soda completely from every part of the apparatus before each test, and (ii) failure to ensure