ANSI | Cosmetics | Laboratory
ISO 24444:2019— In Vivo Determination of SPF
The introduction of an SPF (Sun Protection Factor) began in the 1930s. Austrian chemist Franz Greiter, inspired by a sunburn while climbing a mountain, developed…
Ultraviolet (UV) Water Treatment Systems, NSF/ANSI 55-2024
Of the many objectives at federal, state, and local levels, guaranteeing access to safe, clean water is an utmost necessity. However, many are faced with…
ANSI/IES RP 27.1-22: Photobiological Hazards From UV Lamps
Ultraviolet (UV) radiation is widely used in industrial, medical, and dental processes and practices for a variety of purposes, including killing bacteria, creating fluorescent effects, curing…
How Rising UV Levels Impact Homes & Construction Materials
Most people are all too familiar with the pain of a sunburn after a long day outside. However, not as many people realize that their…