Fisherbrand Sure One Low Retention Pipette Tip 1000ul Natural Micropoint Fisher Scientific Description: Reload system provides a complete line of micropoint universal-fit pipet tips. All racked sterile tips are shrink wrapped and certified free of RNase, DNase, ATP, pyrogen, bioburden, PCR inhibitors and endotoxin and DNA All nonsterile racked and bulk nonfiltered tips are certified free of RNase, DNase, and DNA