(a) Chemical substance and significant new uses subject to reporting. (1) The chemical substance identified generically as methylenebis[isocyanatobenzene],polymer with alkanedoic acid, alkylene glycols, alkoxylated alkanepolyol and substituted trialkoxysi
CFR 40-721.10661-2013由US-CFR-file 发布于 2013-07-08,并于 2013-07-08 实施。
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