The invasive routes of refined naphthalene: inhalation, ingestion and percutaneous absorption. Health hazard: it has stimulating effect, and high concentration will cause hemolytic anemia and liver and kidney damage.

精萘的侵入途径：吸入、食入、经皮吸收。

The invasive routes of refined naphthalene: inhalation, ingestion and percutaneous absorption.

健康危害：具有刺激作用，高浓度致溶血性贫血及肝、肾损害。

Health hazard: it has stimulating effect, and high concentration will cause hemolytic anemia and liver and kidney damage.

精萘

Refined naphthalene

慢性中毒：反复接触精萘蒸气，可引起乏力、恶心、呕吐和血液系统损害。可引起白内障、视神经炎和视网膜病变。皮肤接触可引起皮炎。

Chronic poisoning: repeated exposure to refined naphthalene vapor can cause fatigue, nausea, vomiting and blood system damage. It can cause cataract, optic neuritis and retinopathy. Skin contact can cause dermatitis.

急性中毒：吸入高浓度萘蒸气或粉尘时，出现眼及呼吸道刺激、角膜混浊、恶心、呕吐、食欲减退、腰痛、尿频、尿中出现蛋白及红白细胞。

Acute poisoning: eye and respiratory tract irritation, corneal opacity, nausea, vomiting, anorexia, low back pain, frequent urination, protein and red and white blood cells in urine when inhaling high concentration naphthalene vapor or dust.

精萘亦可发生视神经炎和视网膜炎。重者可发生中毒性脑病和肝损害。口服中毒主要引起溶血和肝、肾损害，甚至发生急性肾功能衰竭和肝坏死。

Naphthalene can also produce optic neuritis and retinitis. Severe cases can have toxic encephalopathy and liver damage. Oral poisoning mainly causes hemolysis, liver and kidney damage, and even acute renal failure and liver necrosis.

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