Objective To explore the influence factors and experimental conditions of phototoxicity test using pure UVA light source.
目的探讨采用单纯紫外线A（UVA）为照射光源的光毒性试验的影响因素及试验条件。
2
Objective To evaluate the 3T3 Mouse Fibroblast neutral red uptake phototoxicity test(3T3 NRU-PT)method detecting potential phototoxicity of cosmetic products.