Formaldehyde removing agent of biological enzyme and application thereof
A bio-enzyme and formaldehyde technology is applied in gas treatment, membrane technology, and dispersed particle separation. It can solve the problems of bio-enzyme inactivation, harm to human body, and cumbersome use, and achieve the reduction of benzene pollutants, no corrosion, and long lasting effect
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Embodiment 1
[0024] A kind of biological enzyme formaldehyde removal agent is made up of the following components by weight percentage:
[0025] Biological enzyme composition: 1.5%, plant extract 1%, protective agent: 0.5%, buffer agent 2%, preservative 0.3%, essence: 0.1%, and the balance is water.
[0026] The biological enzyme is a combination of formaldehyde dehydrogenase (100u / mg), polyphenol oxidase (50u / mg) and superoxide dismutase (100u / mg), formaldehyde dehydrogenase, polyphenol oxidase and super The mixing weight ratio of oxide dismutase is 9:0.5:0.5.
[0027] The plant extract is tea extract (tea polyphenols>90%). The protective agent is common commercially available chitosan. The buffer is citric acid. The preservative is sodium dehydroacetate.
[0028] The biological enzyme formaldehyde removal agent in embodiment 1 is configured as follows:
[0029] Mix the protective agent and the biological enzyme composition with an appropriate amount of water, stir well, and set asid...
Embodiment 2
[0039] A kind of biological enzyme formaldehyde removal agent is made up of the following components by weight percentage:
[0040] Biological enzyme composition: 2%, plant extract 3%, protective agent: 1%, buffer agent 2%, preservative 0.3%, essence: 0.1%, and the balance is water. The raw material kind used is identical with embodiment 1.
[0041] Using the formaldehyde testing method of Example 1, the formaldehyde removal rate was 93.2%.
Embodiment 3
[0043] A kind of biological enzyme formaldehyde removal agent is made up of the following components by weight percentage:
[0044] Biological enzyme composition: 2%, plant extract 2%, protective agent: 1%, buffer agent 2%, preservative 0.3%, essence: 0.1%, and the balance is water. The raw material kind used is identical with embodiment 1. Using the formaldehyde testing method of Example 1, the formaldehyde removal rate was 92.8%.
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