Pectose exists in the fleshy pulp of unripe fruit;during the process of ripening it changes to pectin;by cooking, pectin is changed to pectosic acid, and by longer cooking to pectic acid.
重合存在于未
子的肉浆中,在
过程中它变
质,在烹饪时
质变
重合
酸。
Pectose exists in the fleshy pulp of unripe fruit;during the process of ripening it changes to pectin;by cooking, pectin is changed to pectosic acid, and by longer cooking to pectic acid.
重合存在于未
子的肉浆中,在
过程中它变
质,在烹饪时
质变
重合
酸。
:
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