What are the specifications of the general standard pipette tips
The general standard pipette tips have 6 specifications:
1. 10ul (0.5-10ul white short tip, 0.5-10ul white long tip);
2. 20ul (0.5-20ul white long tip);
3. 100ul (10-100ul yellow);
4. 200ul (20-200ul yellow);
5. 1000ul (100-1000ul blue);
6. 5000ul (1000-5000ul white).
What are pipette tips
Pipette tips are consumable products for experimental pipettes. Tip series products include 10ul white tips, 10ul filter white tips, 200ul yellow tips, 200ul filter yellow tips, 1000ul blue tips, 1000ul filter blue tips Tips, 10ul boxed white tips, 200ul boxed yellow tips, 1000ul boxed blue tips, 10ul sterilized white tips, 200ul sterilized yellow tips, 1000ul sterilized blue tips.Pipette tips
are divided into: conventional tips, low adsorption tips, conductive tips, etc. according to their functions.
According to the way of use, it is divided into: automatic pipetting tips and manual pipetting tips.
How to clean pipette tips
When performing quantitative analysis experiments, even a small amount of impurities can affect the accuracy of the experiment. At this time, the volumetric instrument can be cleaned with lotion. The washing solution is a saturated solution of potassium dichromate in concentrated sulfuric acid. (Dissolve 5g of crude potassium dichromate in 10mL of hot water, cool slightly, slowly add 100mL of concentrated sulfuric acid under stirring to obtain chromic acid lotion, referred to as lotion).
The lotion has a strong decontamination ability. When washing, add lotion to the container, the amount is 1/3 of the total volume of the container, then tilt the container, slowly turn the container, so that the inner wall of the container is completely wetted by the lotion , and then pour the lotion into the original bottle, and then wash off the lotion with water. The effect is better if the container is soaked for a period of time with washing liquid or heated for use.