This is a kind of high concentrated oil pre-soaker, a compound of emulsified nonion and active-agent, mainly used to soak oil stains.

• 本品是一种浓缩的洗衣用的藏污处理剂，主要适用于去除油污。它是由具有乳化作用的非离子表面活性剂合成的化合物。