I use this for my dental implants to keep them clean
The analyser to be used could have been identified. it not not clear with which analyser theses ese strips would be compatible.
Saves time and effort.
No variation between packs, which is good.
3M Surgical Mask Type IIR 1820S offers reliable fluid resistance and comfortable protection for healthcare professionals during clinical and surgical procedures. Featuring convenient ear-loop fastening, this mask is designed for extended wear without compromising comfort or breathability. Each box contains 50 individually designed masks.
The 3M 1820S Surgical Mask is designed for use by healthcare professionals in hospitals, clinics, dental practices and care settings. It is suitable for surgical procedures, patient consultations and general clinical environments where fluid resistance and bacterial filtration are required. For professional healthcare use only.