The control of 2.1 raw material (article origin is round-the-world polyurethane net)

The control of raw material basically is actor choosing impurity little, small taste and the raw material of VOC of won't additional generation, include the option of activator of reaction monomer, surface, initator and PH conditioning agent. We have a test to the foreign matter VOC that contains in a variety of monomer, if express,as a result 3 are shown. Of emulsioni paint odour and VOC discuss with research (2) .doc
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