ScienceJohn Michels (Journalist) 1952 |
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Стр. 174
... chlorophyll a in living plants and in colloidal dispersions indicates that this green pigment may occur naturally in colloidal form ( 2 ) . In colloidal suspensions prepared by grinding plant tissues , how- ever , the chlorophyll is ...
... chlorophyll a in living plants and in colloidal dispersions indicates that this green pigment may occur naturally in colloidal form ( 2 ) . In colloidal suspensions prepared by grinding plant tissues , how- ever , the chlorophyll is ...
Стр. 175
... chlorophyll b from 643 to 690 mp . Chlorophyll a ' behaved like chlorophyll a , chlorophyll b ' like chlorophyll b . For reproducibility of these spectral shifts , low- boiling petroleum ether should be employed instead of higher ...
... chlorophyll b from 643 to 690 mp . Chlorophyll a ' behaved like chlorophyll a , chlorophyll b ' like chlorophyll b . For reproducibility of these spectral shifts , low- boiling petroleum ether should be employed instead of higher ...
Стр. 176
... chlorophyll b in this solvent . The following considerations rule out , we believe , the possibility of an explanation of these phenomena in terms of the existence of chlorophyll in the colloidal state . All the solutions remained clear ...
... chlorophyll b in this solvent . The following considerations rule out , we believe , the possibility of an explanation of these phenomena in terms of the existence of chlorophyll in the colloidal state . All the solutions remained clear ...
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