Journal of Scientific & Industrial Research: Physical sciences. B, Volumen12,Parte2Council of Scientific & Industrial Research, 1953 |
Dentro del libro
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Página 6
... added and the mixture kept in a 250 cc . conical flask and shaken mechanically for 24 hr . At the end of this operation , sufficient water was added to dissolve amorphous material and facilitate separation of ether and aqueous layers in ...
... added and the mixture kept in a 250 cc . conical flask and shaken mechanically for 24 hr . At the end of this operation , sufficient water was added to dissolve amorphous material and facilitate separation of ether and aqueous layers in ...
Página 36
... added antioxidant can interact with the one already present only in one definite way and a simple relationship would then exist between number of hours of aeration prior to the addition of foreign antioxidant and the induction periods ...
... added antioxidant can interact with the one already present only in one definite way and a simple relationship would then exist between number of hours of aeration prior to the addition of foreign antioxidant and the induction periods ...
Página 302
... added , followed by 20 cc . of magnesia mixture . Dilute ammonia is then added then added slowly , keeping the solution well stirred till a preci- pitate just forms . After 10 min . , 20 cc . of concentrated ammonia are added , stirred ...
... added , followed by 20 cc . of magnesia mixture . Dilute ammonia is then added then added slowly , keeping the solution well stirred till a preci- pitate just forms . After 10 min . , 20 cc . of concentrated ammonia are added , stirred ...
Contenido
CONTENTS | 73 |
CONTENTS | 127 |
SULPHONAMIDE DERIVATIVES AS POSSIBLE ANTIMALARIALS | 177 |
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Journal of Scientific & Industrial Research: Physical sciences. B, Volumen21 Vista de fragmentos - 1962 |
Journal of Scientific & Industrial Research: Physical sciences. B, Volumen21 Vista de fragmentos - 1962 |
Journal of Scientific & Industrial Research: Physical sciences. B, Volumen21 Vista de fragmentos - 1962 |
Términos y frases comunes
acetone acetyl activity alkali amine amino acid anhydride anode aqueous benzaldehyde biol biotin buffer carbon cathode cell cellulose cent charcoal Chem Chemical cholerae chromone citrate coal particles colour colourless compounds concentration condensation cotton crystallized from alcohol curve density diameter dilute dissolved distilled effect electrolyte enzyme ether ethyl acetate Experimental procedure extract ferric chloride filtered filtrate formation fraction gammexane gelatinase given in Table heat of wetting hydrochloric acid hydrogen hydrolysis Inaba Indian industr inhibition inositol iodine ions isoflavone lignite luteolin melting mesh metabolism method methyl methyl formate moisture molecule nicotinic acid obtained Ogawa oxidation oxygen phenol phosphate potassium prepared present Proc pulp pyrites quinine reaction mixture reduction refluxed residue sample sodium alginate sodium hydroxide soluble solution solvent substrate sulphate sulphuric acid temperature tion toluene tryptophane Vibrio cholerae viscose washed Water vibrio yield