Glass Pipettes, JESSTOLO 6pcs Glass Graduated Dropper Pipette 0.5ml,1ml,2ml,3ml,5ml,10ml with Rubber Cap, 2pcs Droppers Cleaning Brush and 2pcs Glass Stirring Rod for Laboratory Chemistry Use

• A Complete Set - The pipette has 0.5ml, 1ml, 2ml, 3ml, 5ml, 10ml six specifications, which is very suitable for your various needs. After use, you can choose different sizes of wool brushes to clean according to the dropper. You can use lab stirring rods if you need to stir the liquid
• Clear Scale - The scale on the dropper is very clear precise. When you do chemical experiments in the lab, this pipette meets your high precision requirements. Easy to observe
• High Quality - Pipettes are made of borosilicate glass, thick and durable, environmental friendly and non-toxic, it is also reusable after clean up. Reduce the probability of damage during your use, which will increase the efficiency of your experiment
• Multiple Uses - The plastic dropper is a chemical laboratory instrument used to suck or drop a small amount of liquid reagent, but it can be used not only in laboratories, chemistry, microbiology, but also in perfumes and other liquids
• Lab Stirring Rod - Glass stir sticks made of solid glass for durability, can be used to stir mixtures, is a good laboratory equipment, widely used in mixing chemicals and liquids

Features: 1. All the pipettes are individually measured and then marked with clear orange scale,easy to read. 2. Uniformity boreing can ensure the accuracy of the pipettes. 3. The dropper (not including the caps) can be autoclaved and flamed for sterilization if necessary. 4. High precision of the dropper, ideal replacement for classical pipettes made of glass and plastic pipettes. 5. Can be used again after cleaned. Fit for laboratory experiment liquid transfering, also fit for kitchen or garden. Precautions: 1. A leak test must be done before use. 2. The dropper remains vertical while reading. Wait for the solution attached to the inner wall to flow down before reading. 3. Wear professional gloves before using corrosive liquids. 4. After drawing the liquid, the tip cannot touch other objects, so as to avoid contamination of impurities. 5.When used, do not only use the thumb and index finger pinching, with the middle finger and ring finger together. 6. It should be washed with chromic acid wash to remove oil of the inside wall. Then the remaining lotion is washed with water, and washed with distilled water again. After washing, the pipet wall should not have water droplets. Specification: Material: glass, rubber Color: glass transparent, suction ball red and blue Capacity: 0.5ml, 1ml, 2ml, 3ml, 5ml, 10ml Error range: 0.5ml: 0.01ml 1ml: 0.02ml 2ml: 0.04ml 3ml: 0.05ml 5ml: 0.1ml 10ml: 0.2ml Package including: 1 * 0.5ml dropper pipette 1 * 1ml dropper pipette 1 * 2ml dropper pipette 1 * 3ml dropper pipette 1 * 5ml dropper pipette 1 * 10ml dropper pipette 2 * Dropper cleaning brush 2 * Glass stirring rod