Humidity indicating cards are said to be one of the most cost efficient way to analyze the best atmospheric conditions for storing the any type of items which can be easily hampered by moist air. Humidity indicating cards have moisture sensitive spots which scenes and responds accordingly to various levels of moisture content in the nearby environment. It also has the capacity to absorb 5%, 10%, 15% or 30% of moisture according to the required specifications. It indicates that the environment has moisture content in it by changing its color from blue to pink. To know that the card is working correctly and qualifies under the JDEC standards, the card is kept is an air tight moisture bags and then the humidity content is checked.
There are various advantages of using humidity indicating cards. It is not only a very cheap way to take environment analysis but it also helps to know the humidity conditions in various barrier packaging. Its best feature is that it can instantly give you a visual verification regarding the environment.
for more information pls go to this link: http://www.sorbeadindia.com/humidity-indicating-cards.html
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