Penman牌派克黑墨水染料分析

用纸色谱、薄层色谱法鉴定出Penman牌派克黑墨水中含有5种染料:亮黑(Brilliant Black,C.I.28440,C.I.Food Black 1)、亮蓝(Brilliant Blue,C.I.42090,C.I.Food Blue 1)、坚牢黄(Fast Yellow,C.I.13015,C.I.Food Yellow 2)、日落黄(Sunset Yellow,C.I.15985,C.I.Food Yellow 5)及紫6B(Acid Violet 6B,C.I.42640,C.I.Food Violet 2),采用紫外可见分光光度法测定并计算了其含量。