pH-Fix indicator strips pH 4.0-7.0 pH-Fix indicator strips (pH 4.0-7.0) enable quick and easy on-site pH determination of samples. The strips are ready to use immediately and require no prior chemical knowledge, making them suitable for a wide range of users, regardless of their experience level. The application is very straightforward, and there is neither a risk of mixing the color fields nor a risk of contamination from indicator dyes. These pH-fix products deliver reliable and consistent color results. IVD Directive 98/79/EC pH-Fix 4.5-10.0 is suitable for determining the pH value in urine and can be used both in private and professional applications. pH-Fix 4.5-10.0 PT and pH-Fix 2.0-9.0 are suitable for determining the pH value of gastric juice. pH-Fix 3.1-8.3 is ideal for examining saliva. pH-Fix 3.6-6.1 and pH-Fix 3.6-6.1 PT are intended for testing vaginal secretions. Medical Devices Directive 93/42/EEC pH-Fix 3.6-6.1 and pH-Fix 3.6-6.1 PT are used for pH testing of rinsing solutions after disinfection of dialysis machines. Net fill quantity 100 pieces