HDPE Reagent Bottles provided by STE-Mart are available with wide or narrow mouth. HDPE bottles provides excellent strength and chemical resistance. Linerless polypropylene caps provide the leakproof protection, and they are designed for easy and comfortable opening and closing. Bottles and caps are packed in separate polybags within the same carton. Amber bottles are available to reduce UV light transmissions to protect light-sensitive liquids.