Unfortunately once purple primer comes into contact with any material, the affect is permanent.
How do I read the date code?
The date is written in Julian format. The first group of five numbers is the date of manufacture and is read as follows, i.e. 14045. The first two numbers are the year and the last three numbers are the day of the year. 14=2014 and 045=February 14th, so the date of manufacture is February 14th, 2014.
Where can I find the date code on can?
The date codes on all PVC, ABS and CPVC cements / Primers and Cleaners are located on the bottom of can.
What is the shelf life of the cement and primers?
PVC & ABS Cements / Primers and Cleaners have 3 year shelf life from date of manufacture, and CPVC has 2 year shelf life from date of manufacture.