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Desiccant

Alcohol Freshness Retainer

Oxygen Absorber Packaging material
 
1 How to distinguish oxygen absorber and fresh care?
1

(1)Fresh Care is a kind of special pouch full of volatile alcohol gas, which prevents mold by volatilization of alcohol gas.
Oxygen absorber prevents oxidizing, changing color and moldy of food by absorbing the oxygen.
Both of them can prevent mildew, but yeast can multiply in the condition whether it contains oxygen or not.

(2)Fresh Care may use the packaging materials with no air barrier, such as OPP/CPP, whose prices are relatively cheaper. However, the packaging materials of oxygen absorber are with high air barrier, such as KOP or EVOH , the price is higher.

(3)Fresh Care has an effect of avoiding water evaporation, keeping its fresh taste and prevent hardening.
Sometimes oxygen absorber will absorb the moisture from the food, that would make the food harden.( according to the detailed condition of the food)

(4)After tearing the Fresh Care’s package, you can smell the odor of alcohol. When put the individual into food, you can hardly smell anything. Nevertheless, Oxygen absorber has no odor.

(5)Fresh Care can’t preserve for a long time, differs to the food itself, but 2 months is the longest. However, Oxygen absorber can preserve longer than Fresh Care.

2 Please notified the amount of Fresh Care
2

(1)Determine the activity of water (AW)
(2)Weight food
(3)Calculate the essential weight of Fresh Care
For example, there are 300g food with AW 0.85
According to the table below, we got to know 100g food with AW 0.85, should use 1g Fresh Care.
Fresh Care’s necessary amount = 100gFood’s necessary amount×its weight÷100
1g×300g÷100 = 3.0g
The result is to choose 3.0g Fresh Care.

   
 

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