The upper part of the product's vernier device can be stored in the refrigerator after setting the liquid volume, effectively saving more space; After the cursor device is folded down, the height of AJ-1, 2, 5, and 10 is 16.5cm, and the height of AJ-30 is 22cm;

The most precise part of the product is stored inside the bottle;

The parts in contact with the liquid are made of corrosion-resistant materials that are resistant to drugs;

Easy to disassemble and replace accessories;

(1) Material of liquid contact surface: Teflon (polytetrafluoroethylene) and Pyrex glassware (silicone rubber)

(2) Accuracy: ± 1.0%, error coefficient: 0.1%.