Great deal, buy this! Easy 50 Ovulation Test Strips and 20 Pregnancy Test Strips Kit - or Choose your own Ovulation (LH) and/or Pregnancy (HCG) Urine Test Strip Combo Kit - the Reliable Ovulation Predictor Kit LH + 20 HCG)
Make Your Own Vitamin C Serum which is fantastic for your Skin and to build collagen! 1 teaspoon Vitamin C Powder 1 teaspoon distilled water 1 teaspoon glycerin ⅛ teaspoon Vitamin E small amber or dark glass bottle
Acids and Bases Lesson Plan: These pH paper test strips were made using paper coffee filters that had been cut up into strips and dipped in red cabbage juice. The strips can be used to test the pH of common household chemicals.