Hi I have a few questions about testing:
1. How valid is the pinch a penny CYA test?
2. How often do I need to retest the CYA during the slam process?
3. Is there a color chart for an OTO test beyond 5ppm?
Thanks for any help!
1. How valid is the pinch a penny CYA test?
2. How often do I need to retest the CYA during the slam process?
3. Is there a color chart for an OTO test beyond 5ppm?
Thanks for any help!