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第1项毒害品本项化学品系指进入肌体后,累积达一定的量,能与体液和组织发生生物化学作用或生物物理学变化,扰乱或破坏肌体的正常生理功能,引起暂时性或持久性的病理改变,甚至危及生命的物品。具体指标经口:LD50≤500mg/kg(固体)LD50≤2000mg/kg(液体)经皮:LD50≤1000mg/kg(24hr接触)
Item 1 Poison This chemical refers to the amount that accumulates up to a certain amount after entering the body and can undergo biochemical or biophysical changes with body fluids and tissues to disrupt or destroy the normal physiological functions of the body and cause temporary or permanent Pathological changes, and even life-threatening items. Specific index Oral: LD50 ≤ 500mg / kg (solid) LD50 ≤ 2000mg / kg (liquid) Transdermal: LD50 ≤ 1000mg / kg (24hr exposure)