Human Phototoxicity Test

50 μl/cm\*2 or 0.05 gm/cm\*2 of each test product is applied to duplicate skin sites (approximately 2 x 2 cm each). After the test articles have dried for 5 to 15 min, the sites are covered by the appropriate patch.24 hours later, the set of patches covering the product are removed. Three (3) μl/ cm2 or 0.003 gm/cm\*2 of the test product is reapplied to the test site, air dried for 5 to 15 minutes for volatilization and then the test site is exposed to UVA radiation.(Formulation number - RB# Y65-110)

This site is patched without treatment as irradiated control