All tips are made of high quality, 100% pure, virgin medical grade PP. Made in the highest quality moulds, these tips can be used whenever the work demands a higher standard. All products are tested for endotoxin (pyrogen) contamination and certified to USP results. Resins are pre-tested for metal contamination. Certificates are on file by lot number for all test results.

• A wider seal ensures that tips will seal easily and consistently without leaking, on old as well as new pipettes
• Guaranteed free of detectable human DNA, DNase/RNase, ATP, endotoxins and heavy metals