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: A specific model of internal unfinished knotty pine top-mounted sliding barn door sold by Leader Trade . Safety & Scientific Records

: A scientific specimen record for Phenacogaster julliae , a species of fish (tetra) found in Brazil, documented on ResearchGate . Legal & Administrative

: Known as 1-(4,5-Dimethoxy-2-nitrophenyl)ethylidene)hydrazine, this chemical is cataloged by scientific suppliers like Sigma-Aldrich .