We can supply 1,2,5,10,25,50ml disposable serological ... of pipete-aid. All the features guarantee them can be safely used in cell and tissue culture, bacteriological ... research. According to different needs, we can supply six different sizes: 1,2,5,10,25,50ml. Graduations are ... calibrated for accurate dispensing to within ±2%Features:1. Clear and bidirectional graduations on the pipets, negative ...