Bottled ph urine strips After-Sales Service
150 Strips bottled ph test paper range ph 4.5-9.0 . To test Sallva: Wait two hours after eating. Spit saliva into a spoon, dip the pH strip into the fluid and wait 15 seconds to read your pH. 150 Strips bottled ph test paper range ph 4.5-9.0 for urine & saliva indicatorHV | eBay. Get Price
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