Micro Essential Lab Double-Roll Dispensers with Hydrion pH Test Papers
Manufacturer: Micro Essential Lab 150
|15 ft. x 0.21 in. (4.6m x 0.55cm)|
|1 to 11|
|2 rolls of paper one roll has color matches in the even (Type A) pH range 2-4-6-8-10 while the second roll has color matches in the odd (Type B) pH range 1-3-5-7-9-11|
|pH Test Paper Dispenser|
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