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How to prevent aerosol transmission?
November 26,2020.
At present, relevant experts have proposed that the transmission of the noval coronavirus pneumonia is mainly direct transmission, aerosol transmission and contact transmission. So what is aerosol tra...
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What's the Difference Between N95 and KF94 Masks?
December 3,2020.
They look similar, and they filter a nearly identical percentage of particales-95% versus 94%. This chart from 3M explains the differences between the N95 and “first class” Korean masks. The columns h...
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How to operate the pendulum impact tester for Beginners
December 4,2020.
For many beginners who do not know how to operate the pendulum impact tester , GBPI packaging test instrument consultant will introduce you the basic steps of the pendulum impact tester The following ...
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How to deal with the after-sales installation problems of mask testing instruments?
December 14,2020.
After-salesinstallationservice is an effective measure to maintain customer satisfaction and loyalty. To provide consumers with economical, practical, safe and reliable quality products is a prer...
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About the importance and significance of packaging material barrier performance testing
December 14,2020.
With the continuous occurrence of food and drug safety incidents in recent years, people have paid more and more attention to food and drug safety issues. In the actual life pr...
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How does a gas chromatograph work?
December 16,2020.
Gas chromatograph is an instrument that uses chromatographic separation technology and detection technology to perform qualitative and quantitative analysis of multi-component complex mixtures. Gas ch...
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Application and maintenance of friction coefficient tester
December 24,2020.
The friction coefficient is a physical quantity that characterizes the slipperiness of packaging materials. It is divided into two types: dynamic friction coefficient and static friction coefficient. ...
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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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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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