DUOTEST indicator papers pH 9,5 - 14,0

DUOTEST indicator papers pH 9,5 - 14,0 has two different indicator zones on one strip.
They are separated by a hydrophobic strip, that prevents the blending of the indicator colors and increases the mechanical stability. Explicit color differences gaurantee a safe assessment of intermediate values. Therefore increases the measurement accuracy. Execution with one roll á 10 mm width and refill pack with 3 rolls. With impregnated specific color indicators for defined pH scales.
Rapid and easy pH measurment, available in many diverse designs.
Handy plastic reel for example ensures long-term stability and protection against mandy external influences.
pH-downgrading 9,5 · 10,0 · 10,5 · 11,0 · 11,5 · 12,0 · 12,5 · 13,0 · 13,5 · 14,0