Optiphen Plus is a highly effective, broad spectrum paraben and formaldehyde-free preservative system. A broad spectrum Optiphen Plus performs best in formulations below 6.0 pH, but is also proven effective at pH levels above 6.0.
Recommended use levels: 0.75 – 1.5%.
Appearance: Clear light yellow to dark yellow liquid.
Storage: Store tightly closed: cool, dry, protected from direct sunlight
INCI: Phenoxyethanol (and) Caprylyl Glycol (and) Sorbic Acid
Please note that the container is not full. This product is sold by weight and is currently in a 150ml container. Contents are 100ml as advertised. We intend to review the size/container after this batch runs out.