Refill pack for Universal indicator paper pH 1 to 14 (3 reels of 5m length and 7mm width)

• Singly sealed to ensure long-term stability and protection against many external influences

• Have to be placed in the plastic reel with color scale to be used

• Gradation (pH): 1 - 2 - 3 - 5 - 6 - 7 - 8 - 9 - 10 - 12 - 14