Rohnaphthalin

ProductDescription CrudeNaphthaleneisthemostimportantcondensed-nuclei aromatics in industry. Its Molecular Formula isC10H8,which is the coal tar's most abundant constituent, and usually it isproducedbyrecyclingfromdistillingcoaltarandcoke-ovengas. Physical ChemicalProperty TheCrudeNaphthaleneisawhitewithpinkish,greywhite,yellowishorbrowncrystal, anditssolidstatesarepowder,tabloid, flake and lump, and sublimation. It has coal tar smell, water insoluble, dissolving in ethanol, ethyl ether, chloroform, carbon tetrachloride, benzene and carbon disulfide . TechnicalData Item 97%Content 96%Content 95%Content 94%Content CrystallizationPoint() 78.5-79.0 78.0-78.4 77.5-77.9 76.9-77.4 Naphthalene% 97.03-97.05 96.10-96.85 95.13-95.90 94.02-94.95 Appearance White,greywhite,whitewithpinkish,yellowishorbrowncrystal Note 1.Thetestdataofnon-volatilematerialsshouldcomplywithexfactoryinspectiondata. 2Thetestdataofliquidnaphthaleneshouldbestipulatedbybothbuyerandsaler. Application Itisthemainrawmaterialofproducing,dye,resin,α-naphthoicacid,saccharineandwater-reducingadmixtureetc... Package