CAS#: 122-99-6, 1117-86-8, 110-44-1
ISP's (now Ashland's) second globally approved preservative in the optiphen™ family developed as an alternative for personal care formulations requiring a paraben and formaldehyde-free preservative system, particularly within lower pH systems. Optiphen Plus performs best in formulations below 6.0 pH, bu
