CR90631 yog ib qho aliphatic polyurethane diacrylate. Nws muaj cov yam ntxwv ntawm cov cua sov tsawgtso tawm, kho sai, tiv thaiv daj zoo, tawv zoo thiab tsw qab; Nws yog siv rau hauv daim teb ntawm UV ntsia thawv nplaum.
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