To validate a dye penetration test method, please ensure to have the following resources available:
1. ASTM F1929 standard (latest version, can be purchased at https://www.astm.org/f1929-23.html)
2. 50-micrometer tungsten wire
3. Test ink (acc. to DIN EN ISO 11607-1, Appendix B (ASTM F1929), 500ml)
You can purchase the tungsten wire and test ink with us. Just write an e-mail to Sophia at office@sifo-medical.com to receive an offer.