HALYARD PUREZERO HG3 Sterile Light Blue Nitrile Surgical and Cleanroom GlovesHALYARD PUREZERO HG3 Sterile Light Blue Nitrile Surgical and Cleanroom Gloves (Case of 300 Pairs) PUREZERO* HG3 Sterile Light Blue Nitrile Surgical and Cleanroom Gloves are designed for critical environments such as pharmaceutical and biotechnology. These gloves are clean processed (washed repeatedly in deionized water) to ensure consistent control of low particles, extractables and endotoxin levels, and are recommended for use in ISO Class 3 or