Oatey® 30757 Purple Primer For PVC, CPVC, 16 OzFor use on PVC and CPVC pipe and fittings. Removes surface dirt, grease and grime as well as softens the pipe surface to allow a fast, secure solvent weld. For use in areas where plumbing code calls for verification that a primer has been used. NSF Listed, meets ASTM F 656. Size: 16 Ounce For use on PVC and CPVC pipe and fittings Lo V. O. C. Primer meets California South Coast Air Quality Management District (SCAQMD) 1168 316A or BAAQMD Method 40 and