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How to use the water vapor transmission rate tester for testing plastics
January 11,2021.
Experimental steps 1. Connect the gas cylinder and the "nitrogen inlet" gas path of the instrument to adjust the pressure of the pressure reducing valve between 0.1 and 0.3 MPa (no air leakage). 2. Op...
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How to use a laboratory testing melt flow indexer
January 19,2021.
Melt mass-flow rate, also refers to the melt index, is the melt flow of the resin melt through a standard capillary tube within a certain time (generally 10min) in a standardized melt index instrument...
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The influence of medicine packaging materials on the quality of medicines
January 29,2021.
Pharmaceutical packaging materials will have an impact on the effectiveness of the use of drugs. Therefore, drug management personnel must strengthen t...
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Will the wet mask affect the protective effect?
February 2,2021.
the situation of epidemic prevention and control, it is very important to wear masks scientifically. In winter, many cities have already started to snow and are wet and cold outside. Wearing a mask an...
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What is compostable plastic?
February 19,2021.
Disposable tableware, disposable plastic products, and agricultural mulch are difficult to recycle, and the main treatment methods are incineration and landfill. If incinerated, a large amount of harm...
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GBPI Intelligent Compost Degradation Tester -Sustainable Plastics Solutions
February 25,2021.
Biodegradable plastic refers to a type of plastic that is degraded by the action of microorganisms in nature such as bacteria, mold (fungi) and algae. It is...
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What are the inspection items for food product packaging bags
April 1,2021.
We can know that aluminum foil bags are not plastic bags, and can even be said to be better than ordinary plastic bags. When you want to refrigerate or pack food now, and you want to keep the food as ...
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How to observe the heat seal test of flexible packaging film?
April 22,2021.
In the field of flexible packaging, the heat sealing process of the film plays an important role. It not only affects the formula structure of the film product, but also affects the production process...
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The Compostable degradable plastic certification system
May 17,2021.
Compostable degradable plastic is a kind of biodegradable material, which refers to a type of material that can be completely converted into carbon dioxide, water and minerals after a certain time spa...
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What are the cosmetic packaging testing items?
May 31,2021.
As today's fashionable consumer products, cosmetics not only need exquisite packaging, but also need to protect the products during transportation or shelf life. The inspection...
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What are the testing standards for food contact materials?
June 22,2021.
Food contact materials are very common in our daily lives, such as common food packaging bags, food wrappers, pots, bowls, ladles, pots, chopsticks, etc., because these items are in direct contact wit...
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Testing of the moisture-proof performance of the packaging of granular Sachets medicines
July 14,2021.
Granule drugs are more sensitive to external water vapor, and the packaging is required to have high moisture resistance. The inspection of packaging is an indispensable production link. Now we will t...
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