A patented combination of 99% Diazolidinyl Urea (DU) and 1% Iodopropynyl Butylcarbamate (IPBC). Germall Plus is a highly effective, broad spectrum, non-paraben preservative for oil-in-water and water-in-oil emulsions and water soluble formulations. It has no known chemical inactivators and is compatible with virtually all cosmetic ingredients, including proteins and surfactants. Germall Plus is a white, fine, free-flowing hygroscopic powder. Not recommended for products intended to be aerosolized. Shipped with a dessicant packet to maintain product integrity. Recommended Use Levels: 0.05% - 0.2% Appearance: Powder INCI: Diazolidinyl Urea (and) Iodopropynyl Butylcarbamate.
If you are interested in using this ingredient to preserve your lotions, Lotion Crafters carries it. And here is a link to this particular ingredient- http://www.lotioncrafter.com/store/Germall-Plus-Powder-pr-16168.html.
There are other online suppliers that sells this particular preservative. Southern Soapers carries it and here is a link to their products - http://southernsoapers.com/cart/index.php?main_page=product_info&cPath=21&products_id=427.
You may want to compare information with Lotion Crafters to see which perservative would be best for you.