Graduated markings · All sizes are molded with a convenient 33 mm pour-out neck finish, while the 1000 mL is also available with a larger 38 mm pour-out opening · Finger indents are molded into the side walls of 1000 mL bottles for safety · 61110R and 61111R are assembled with phenolic white rubber-lined closures · 61110T and 61111T are assembled with phenolic PTFE-faced white rubber-lined closures · 61110P and 61111P are assembled with polypropylene closures welded to PTFE/silicone liners · 61110P and 61111P closures are ideal for repeated autoclaving, and the PTFE/silicone liner eliminates possibility of glue contamination · Large white marking spot · Manufactured from USP Type I molded glass | |||||||||