Abstract
Ester-bound lipids from the cell walls of the green algae, Tetraedron minimum, Scenedesmus communis and Pediastrum boryanum, were analysed by gas chromatography-mass spectrometry. The double bond positions of the C30, C32 and C34 mono- and C30 and C32 diunsaturated -hydroxy fatty acids obtained were determined by derivatisation with dimethyl disulphide
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