If you need to spray acetone, please use the short EPDM hose and replace the sealing ring with the black EPDM one from the accessory kit. The red VITON sealing ring that comes with the container cannot be used with acetone; you must use the black EPDM one from the spare kit.
Yes, this product can be used with Roundup. Our pump is made of 304 stainless steel, but after use, you should clean it thoroughly and avoid leaving the liquid in the tank for a long time.
