显然，水溶性防腐剂必须有固定的历程。

Clearly aqueous preservative systems must possess a fixation mechanism.

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SPT是水溶性的工业防霉防腐剂，可用于建筑涂料、胶粘剂、纺织制品、皮革制品、金属加工液等领域。

SPT is a water soluble industrial preservative for building coating, adhesive, textile, leather, machining process liquid.

youdao

该产品不含有人工着色剂，防腐剂，合成化学，乳糖，蔗糖或添加盐和100%水溶性，易于吸收。

This product does not contain artificial colorants, preservatives, synthetic chemical, lactose, sucrose or added salt and is 100% soluble and easy to absorb.

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