New methods are presented for measuring total vitamin C and the ascorbic acid/dehydroascorbic acid ratio in gastric juice. Extracts are prepared from a gastric juice which are suitable for direct injection onto a Waters Nova-pak C , , Radial-pak cartridge for high performance liquid chromatography (
Free acids in the gastric juice
- Publisher
- Elsevier Science
- Year
- 1878
- Tongue
- English
- Weight
- 59 KB
- Volume
- 105
- Category
- Article
- ISSN
- 0016-0032
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โฆ Synopsis
Liquefaction of N0~.--M. Cailletet has succeeded in destroying the distinction between coercible and non-coercible gases. He has liquefied nitric acid gas, under a pressure of 104 atmospheres, by keeping the temperature at --11 ยฐ. At ~ 8 ยฐ the gaseous form is retained under a pressure of 270 atmospheres. Pure formene (CH~), under a pressure of 180 atmospheres, at 7 ยฐ, produces a mist, when
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