3-Iodo-2-propynyl butylcarbamate (IPBC) | Iofina Plc - formerly H&S Chemical Company, Inc. | 3-Iodo-2-propynyl butylcarbamate (IPBC) is an additive in a white, crystalline powder form. It is a broad based biocide used globally as a preservative, fungicide, and algaecide. This product is most commonly used as a preservative in paint and coating ap...view more 3-Iodo-2-propynyl butylcarbamate (IPBC) is an additive in a white, crystalline powder form. It is a broad based biocide used globally as a preservative, fungicide, and algaecide. This product is most commonly used as a preservative in paint and coating applications. view less |