Automatic urine and saliva ph test strip Precise and ...
Contact Supplier. urine Test Strips 11 parameters Visual Reading Steps Step 1 Remove a test strip, taking care not to touch the reaction fields. Step 3 Dip the test strip for about 1-2 second into the fresh urine specimen. Step 4 Read the result by comparing the color scale after 40 seconds. Add to Favorites.
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