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2023 / 01
in the process of foaming, if the hard foam is not hard enough, how to improve the hardness? in this regard, i have collected some solutions for your …
![DMAEE CAS1704-62-7 2-[2-(Dimethylamino)ethoxy]ethanol](http://dmaee.cn/wp-content/uploads/2022/11/cropped-logo1.jpg){kind=logo}
in the process of foaming, if the hard foam is not hard enough, how to improve the hardness? in this regard, i have collected some solutions for your …
