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- g. oertel, polyurethane handbook, hanser publishers, 3rd edition, 2015.
- j. h. saunders & k. c. frisch, chemistry of polyurethanes, academic press, 1962.
- astm d2157-06(2017), standard test methods for spray characteristics of surface coating materials.
- iso 15195:2016, laboratory equipment ¨C requirements and tests for laboratory chemical fume hoods.
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