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ARTICLE |

A POISONOUS HAIR DYE

JAMA. 1909;LIII(10):803. doi:10.1001/jama.1909.02550100049006.
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On another page1 in this issue we record three more cases of poisoning from the use of a preparation known as Mrs. Potter's Walnut Juice Hair Stain. This makes eight cases that have been reported to The Journal within the past six months. It would seem that the time is about ripe for some action to be taken either by state or federal authorities to limit or prevent the further sale of a preparation which has proved dangerous. According to the chemists of the North Dakota Agricultural Experiment Station, this hair dye depends for its action on paraphenylene diamin, a substance which when oxidized by means of a solution of hydrogen dioxid becomes an intense black. The poisonous qualities of this substance have been long known. Eighteen cases of poisoning have been recorded by Cathelineau,2 who has reported somewhat exhaustively on the subject. Its physiologic effects have been

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