These Plastic Test Tubes are made of polypropylene / polystyrene Used for routine sample handling, storage and transportation. Polypropylene tubes are clear and can withstand 3000 RCF during centrifugation while the transparent polystyrene tubes can withstand 1400 RCF. High impact strength The PP tubes can accept common acids, alkalies & solvents at room temperature while the PS tubes can accept mild bases, weak acids but not organic solvents. PP are autoclavable while PS tubes are non-autoclavable.
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