Premium-grade virgin polypropylene tips manufactured with USP class VI resins. Electrically conductive. Meticulously validated on the specific instrument they are designed for, ensuring precision. The included polycarbonate tray features color-coding for easy volume identification. Manufactured in an ISO-certified 9001 and 13485 facility, these tips are certified Endotoxin, Heavy Metals, RNase, DNase, and DNA-free, and are available in non-sterile (B), sterile and filtered sterile formats (A), with a polyethylene filter to prevent aerosol contamination. Certificate of sterilization included (to be downloaded free of charge here)