英文名:Alizarin yellow GG
CAS号:584-42-9
产品别名:2-羟基-5-[(3-硝基苯基)偶氮]苯甲酸单钠盐; 间硝基苯偶氮水杨酸钠; 媒染黄; 偏铬黄; 茜素黄; 茜素黄G; 茜素黄GG; 茜素黄R; 媒染黄I; 茜素黄2G; 茜素黄G.G; 间铬黄; 偏铬黄2RD; 酸性茜素黄; 莤素黃; 對硝苯偶氮-5-柳酸; 茜素黃G5-(M-NITROPHENYLAZO)SALICYLIC ACID SODIUM SALT; ALIZARINE YELLOW GG; ALIZARIN YELLOW G; ALIZARIN YELLOW GC; ALIZARIN YELLOW GG; ALIZAROL YELLOW GW; BENZYL ORANGE A; CHROME YELLOW 2G; CI 14025; CI NO 14025; LABOTEST-BB LT00645532; METACHROME YELLOW; MORDANT YELLOW; MORDANT YELLOW 1; SALICINE YELLOW; SALICYL YELLOW; SODIUM 5-(M-NITROPHENYLAZO)SALICYLATE; 2-hydroxy-5-((3-nitrophenyl)azo)-benzoicacimonosodiumsalt; 2-hydroxy-5-[(3-nitrophenyl)azo]-benzoicacimonosodiumsalt
介绍:溶于热水和乙醇,微溶于冷水。水溶液及乙醇溶液呈金黄色,遇浓硫酸呈红黄色,稀释产生绿黄色沉淀,遇浓硝酸呈黄琥珀色。
熔点:Dye content, 50%
储存条件:RT
外观:橙色至棕色粉末
用途:用作酸碱指示剂,pH值10·0(亮黄)~12·0(棕黄)。还用作生物染色剂。常用0·1g溶于100ml50%乙醇中