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Propyl paraben
H2SO4 (very hot) and HNO3
Metaflumizone ketone
High boiling analytes
Pre-sealed vial-closure combinations to reduce the contamination risk during consumption
5mL Wobble-not Serological Pipet, Individually Wrapped, Paper/Plastic, Bag, Sterile Discrete Analyzer Propyl parabenWobble not serological pipets have a patented innovative 2 tier step design at the plug end vs. traditional pipets that have a straight cylindrical shaped plug end, requiring less insertion force Wobble nots are the only serological pipets that will give you two zones of contact in your pipet controller's nozzle, to increase stability and reduce dripping Ultra clear markings and color coded stripes for quick volume identification 25 & 50mL pipets
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