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用能量色散X射线荧光分析法测定了某厂生产的44种彩色油墨纸中的铅含量.结果发现,除5种油墨外,其它39种彩色油墨纸中的铅含量均比对照纸中高9倍以上,其中桔黄色、桔红色树脂胶版油墨高500倍以上,棕色树脂胶版油墨高379倍,深黄色和柠檬黄色树脂铅印油墨分别高170和113倍.这表明,彩色油墨印刷品可能是儿童慢性铅中毒的重要污染源.
The content of lead in 44 kinds of color inks produced in a factory was determined by energy dispersive X-ray fluorescence spectrometry. The results showed that in addition to the five kinds of ink, the lead content of the other 39 kinds of color ink was 9 times higher than that of the control paper. Among them, the orange and orange resin ink was more than 500 times higher and the brown resin ink was 379 times higher. Dark yellow and lemon yellow resin ink were 170 and 113 times higher. This shows that color ink prints may be a significant source of chronic lead poisoning in children.