Common pipetting errors include failure to pre-wet pipette tips, choosing the wrong mode, using improper pipette tips, tip wiping and simple human error like working too fast or pipetting at an angle.What are the common handling errors in pipetting? There are three types of contamination that can occur when pipetting: pipette-to-sample (contaminated pipette or pipette tip compromises sample), sample-to-pipette (liquid or aerosol particles enter pipette body) and sample-to-sample (also known as carryover contamination).ģ.Which types of contamination can occur as a result of pipetting? What are common applications for pipetting?Ģ.
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