The dried leaves of Piper marginaturn contain 6.97% of volatile oil, 0.28% o f tannin, also reducing sugars, a phytosterol, a fat, an unknown substance resembling an alkaloid believed to be the active constituent, and very small quantities of some unidentified crystalline substances. REFERENCES
โฆ LIBER โฆ
Drug extraction. X. The Swelling of Powdered Drugs In Liquids
โ Scribed by Husa, William J. ;Jones, George R.
- Publisher
- Elsevier
- Year
- 1937
- Weight
- 250 KB
- Volume
- 26
- Category
- Article
- ISSN
- 0898-140X
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๐ SIMILAR VOLUMES
A Study of the Assays of the Powdered Ex
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1943
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Elsevier
โ 441 KB
Drug Extraction. I. A Study of Various M
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Husa, William J. ;Magid, Louis
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1934
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โ 422 KB
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Drug Extraction. I. A Study of Various M
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Husa, William J. ;Magid, Louis
๐
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1934
๐
Elsevier
โ 444 KB
๐ 1 views
water but is imbibed to a lesser extent; mixtures of equal volumes of glycerin and water and glycerin and alcohol show about the same rate of penetration as does alcohol (see Graph 9).
Drug Extraction. XII. The Effect of Vari
โ
Husa, William J. ;Fehder, Paul
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Article
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1937
๐
Elsevier
โ 208 KB
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Drug extraction. II. The effect of finen
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Husa, William J. ;Huyck, C.L.
๐
Article
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1935
๐
Elsevier
โ 297 KB
๐ 1 views
X-ray powder diffractometric method for
โ
A.K. Dash; A. Khin-Khin; R. Suryanarayanan
๐
Article
๐
2002
๐
John Wiley and Sons
๐
English
โ 133 KB
Ethylcellulose microspheres containing tolnaftate (I) were prepared by the emulsion-solvent evaporation technique. An X-ray powder diffractometric method was developed to quantify the content of crystalline I in these microspheres. X-ray lines of I with d-spacings of 5.5 and 4.2 A were chosen for th