pellicle
Professional Dingbat, Guru and Merkintologist
Basically, today I found out something interesting. Roche has two slightly different versions of the XS PT strips, this apparently is related to the INRange series of devices. I went to order some more strips from my (online) provider (here in Australia) and found the following two products (at slightly different prices).
more complete details here:
https://cjeastwd.blogspot.com/2023/04/pt-test-pst.html
more complete details here:
https://cjeastwd.blogspot.com/2023/04/pt-test-pst.html