The results showed that Nisin is effective as a preservative when used in soya milk, it also can obviously improved the quality.

结果表明：乳酸链球菌素在豆奶中起到明显的防腐保鲜作用，同时有改善品质的效果。

youdao

Different preservative formulas, preconditioning liquids and refrigerating time influenced on vase life and quality of cut Strelitzia reginae flowers were studied.

本文探讨不同保鲜剂、预处理液及冷藏时间对鹤望兰切花瓶插寿命和观赏品质的影响。

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The beverage has high nutritive value, no preservative, pure quality, cola taste, convenient drinking, low cost, scientific and reasonable production technology, and is good for the health.

饮料营养价值高，不含防腐剂，质地清纯，具有可乐口味，食用方便，成本低，且生产工艺科学合理，有益身体健康。

youdao

Now baking some 8, 000 to 10, 000 oil- and preservative-free cupcakes each week (a second location has recently been added uptown), quality remains uncompromised by quantity as he sticks firm to his philosophy of same-day baked desserts with the sponge made strictly with real milk, sugar, cream and butter.

BBC: Toronto��s sweetest spots