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Blue Litmus Paper (12 vials)
100 strips per vial Unit of Sale :Dozen..
Litmus Paper (1 Red, 1 Blue)
1 blue vial and 1 red vial (100 strips per vial). Unit of Sale :Each..
Red Litmus Paper (12 vials)
100 strips per vial Unit of Sale :Dozen..
Wide Range pH Test Papers (1 vial)
1-14 Paper strips, change for each full pH unit,100 strips per vial. Unit of Sale :Each..