The Method Of Cleaning Sample Vial
The sample vial‘s cleaning is very important. Usually, according to the principle of glass instrument washing and the degree of pollution to choose cleaning methods, there is no fixed mode. The specific methods are as follows:
The first method :
1. Drying the sample in the sample vial.
2. Dipping in 95% alcohol , washing twice with ultrasonic and then dry, Entering 1.5Ml vial is easy for alcohol , and it can be soluble with most organic solvents;
3. Pouring in limpid water and washing twice with ultrasound.
4. Pouring the detergent in the drying vial and baking at 110 Celsius System for 1-2 hours. It can’t bake at high temperature.
5. Chilling and protecting.
The second method:
1. Rinsing the tap water several times.
2. Putting it in a beaker filled up pure water, ultrasonic for 15 minutes.
3. Changing the water, and ultrasound for 15 minutes.
4. Finally, take out the natural air-drying.
The third method:
1. Soaking in methanol for 20 minutes, then dry the methanol.
2. Filling the sample bottle with water, washing it with ultrasound for 20 minutes, and then dry it.
3. Finally, the sample vial will be dried.