Standard samples and methods of instrumental measurement of ASTM color of petroleum products using said samples
申请人:NIPPON PETROLEUM REFINING COMPANY, Ltd.
公开号:EP0481519A1
公开(公告)日:1992-04-22
A standard sample for use in an instrumental measurement of ASTM color of a petroleum product with a photoelectric colorimeter, which comprises a mixed solution 3-methyl-I-phenyl-4-(phenylazo)-pyrazol-5-ol, 1-(phenylazo)-2-naphthalenol, 1-[[4-[(dimethylphenyl)azo]dimethylphenyl]azo]-2-naphthalenol, 1,5(or 1,8)-bis[(4-methylphenyl)amino]-9,10-anthracenedione, 1-hydroxy-4-[(4-methylphenyl)amino]-9,10-anthracenedione, 1,4-bis-(butylamino)-9,10-anthracenedione and 1,4-bis[(4-butylphenyl)amino]-5,8-dihydroxy-9,10-anthracenedione each as a colorant, 1-phenyl-1-xylylethane as a solvent for said colorants and dodecane as a diluent, and a method of instrumental measurement of ASTM color with the standard sample.
一种标准样品,用于用光电比色计对石油产品的 ASTM 颜色进行仪器测量,其中包括 3-甲基-I-苯基-4-(苯基偶氮)-吡唑-5-醇混合溶液、1-(苯基偶氮)-2-萘酚、1-[[4-[(二甲基苯基)偶氮]二甲基苯基]偶氮]-2-萘酚、1,5(或 1,8)-双[(4-甲基苯基)氨基]-9,10-蒽二酮、1-羟基-4-[(4-甲基苯基)氨基]-9,10-蒽二酮、1,4-双(丁氨基)-9,10-蒽二酮和 1,4-双[(4-丁基苯基)氨基]-5,8-二羟基-9,10-蒽二酮各自作为着色剂、1-苯基-1-羟乙基乙烷作为上述着色剂的溶剂,十二烷作为稀释剂,以及用标准样品对 ASTM 颜色进行仪器测量的方法。