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RXSOL packaging — bag, pail and drum

NITRA ZINE YELLOW

Part No. RXSOL-60-6605-105
Nitrazine (Phenaphthazine ) paper is used to measure the vaginal pH of expectant mothers.  Nitrazine paper is impregnated with an indicator dye Phenaphthazine. The color changes as pH changes, giving a broad range of colors from yellow through blue.
Nitrazine (Phenaphthazine ) paper is used to measure the vaginal pH of expectant mothers.  Nitrazine paper is impregnated with an indicator dye Phenaphthazine. The color changes as pH changes, giving a broad range of colors from yellow through blue.