The pectic substances can be classed protopectins, pectins and pectin acids.
果胶物质分成原生质果胶，果胶和果胶酸。
Clarification is often carried out together with the addition of pectic enzymes to the must.
澄清通常和往果汁中添加果胶酶同时进行。
Pecfinase is a heterogeneous group of related enzymes that hydrolyze the pectic substances.
果胶酶是指分解果胶物质的多种酶的总称。
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