Phenonip - A liquid preservative to inhibit a full range of microbial growth in your cremes, lotions, salt scrubs, dusting powders and liquid soap bases. This preservative is more suitable than Germaben II for products that are manufactured at higher temperature ranges. Temperature should be below 200F degrees when added to recipe. Phenonip is not a formaldehyde donor. Use at a rate of .5 -1.0% of the total weight of your product.