How much liquid nitrogen is needed to freeze 1 jin shrimp in large diameter liquid nitrogen tank?

It takes about 2 jin liquid nitrogen to freeze sea shrimp in liquid nitrogen tank and 1 jin skin shrimp.

The mass of 1.1 liter liquid nitrogen is about 0.81 kg = 1.62 Jin = 810 G

In other words, the mass of 1 liter of liquid nitrogen is 1.62 Jin of liquid nitrogen

The volume of 2 jin liquid nitrogen is 1.23 liters

3. Freezing 1 jin of sea shrimp requires 2 jin of liquid nitrogen, that is, 1.23 liters of liquid nitrogen

4. When 40 Jin skin shrimp needs to be frozen, it needs 80 Jin liquid nitrogen and 49.2 liter liquid nitrogen

5. It takes 10 minutes for each frozen shrimp to be frozen as a whole

6. About the cost, for example, a 10 liter tank filled with liquid nitrogen is 54 yuan, which can freeze the shrimp for 2-3 minutes. It can quickly lock the surface moisture of skin shrimp and preserve the taste! Then put it in the freezer to save some liquid nitrogen.