Key words: medicinal plastic bottle, oxygen barrier, oxygen transmission rate

The medicinal plastic bottle is gradually replacing the medicinal glass bottle because of its advantages of light weight, high strength, good sealing and pressure resistance, and is widely used in the packaging field of oral solid medicine and liquid medicine. Oxygen is an important factor affecting the quality and safety of drugs. In order to prevent the influence of oxygen on drugs, medicinal plastic bottles should have good oxygen barrier properties to ensure product quality and safety. This will combine PERME of Labthink density Bo OX2 / 230 oxygen transmission rate test system introduces oxygen transmission rate detection method of a pharmaceutically acceptable plastic bottles.

The oxygen transmission rate mainly refers to the barrier effect of medicinal plastic bottles on oxygen. The oxygen barrier performance directly affects the product quality of the drug during the shelf life, and is also an important factor in analyzing the shelf life. This test can solve the problem of oxidative deterioration of drugs caused by oxygen sensitivity.

Of Labthink OX2 / 230 oxygen transmission rate test system using equal-pressure method (i.e., Coulomb law) Principle, temperature and humidity control device comes, the entire testing process computer control, automatic test, the user simply again installed After the sample, the test can be fully automated, and the test will be automatically judged and a test report will be issued.

The general test procedure is as follows: a sample of the pre-treated medicinal plastic bottle is placed in the test chamber, oxygen flows on the outside of the plastic bottle, and high-purity nitrogen flows on the inside of the plastic bottle. Oxygen molecules pass through due to the oxygen concentration gradient. The film is diffused from the outside of the plastic bottle to the inside of the high-purity nitrogen gas, carried by the flowing nitrogen to the sensor, and the oxygen concentration measured by the sensor is analyzed to calculate the oxygen permeability and other parameters to resist the test sample. Oxygen performance was evaluated.

The test schematic is as follows:

Of course, after ensuring that the oxygen barrier index of the medicinal plastic bottle package is qualified, it is necessary to control other indicators such as moisture resistance and sealing to ensure the quality of the product during the shelf life. For more information about the relevant testing instruments, you can visit for specific information. Jinan Languang Electromechanical Technology Co., Ltd. is willing to enhance exchanges and cooperation with enterprises and institutions in the industry.

Of course, after ensuring that the water vapor transmission index of the medicinal plastic bottle package is qualified, it is necessary to control other indicators such as moisture resistance and sealing to ensure the quality of the product during the shelf life. For more information about the relevant testing instruments, you can visit for specific information. Jinan Languang Electromechanical Technology Co., Ltd. is willing to enhance exchanges and cooperation with enterprises and institutions in the industry.

Pain Relief Patch For Neck Shoulder,Lower Back And Leg

Pain Relief Patch for neck shoulder, lower back and leg.
[Name] Medical Cold Patch
[Package Dimension] 10cm×12cm 2pieces/box
The pain relief patch is composed of three layers, namely, backing lining, middle gel and protective film. It is free from pharmacological, immunological or metabolic ingredients.
[Scope of Application] For cold physiotherapy, closed soft tissue only.
[Indications]
The patches give fast acting pain relief for strains, sprains, cramp, bruises, swollen areas or joint stiffness.
[How To Use a Patch]
Tear off the packaging bag and remove the patch. Remove the protective film and apply the patch on the skin. One piece, one time. The curing effect of each piece can last for 8-12 hours.
[Attention]
Do not apply the patch on the problematic skin, such as wounds, eczema, dermatitis,or in the eyes. People allergic to herbs and the pregnant are advised not to use the medication. If swelling or irritation occurs, please stop using and if any of these effects persist or worsen.notify your doctor or pharmacist promptly. Children using the patch must be supervised by adults.
[Storage Conditions]
Store below 30c in a dry place away from heat and direct sunlight.







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