Weld-On 700 is for use on all types of PVC plastic pipe applications, Type I and Type II. It is approved for use with potable water pressure systems, irrigation, turf, gas, foam core, conduit, industrial pipe applications,
sewer and drain, waste and vent systems.
seems it should be okay.....but I would first call the company @ (310) 898-3300
Then ask them if this stuff is okay to plumb in your new taps in your kitchen.