Legal basis For all hazardous substances, i.e. also for acute toxic substances, the general protective measures require the following: ››› Regardless of quantity, acutely toxic hazardous substances must be kept under lock and key or stored in such a way that only competent and reliable persons have access. ››› Hazardous substances present at the workplace must be limited to the quantity required for the continuation of the activities. ››› Precautions shall be taken to ensure the safe storage of hazardous substances. ››› Hazardous substances shall be kept or stored in such a way that they do not endanger human health and the environment. ››› Misuse or abuse shall be prevented. ››› Prohibit the storage of chemicals in food containers. Classification and labelling Acute toxic or toxic and very toxic hazardous substances are classified according to the lethal (fatal) dose LD50. The LD50 concentration values are set for oral, inhalation and dermal intake. The classification and labelling can be seen in the following diagrams. GHS/CLP GefStoffV/EU 2000 (new) (old) 2000 Category 4 Harmful if ingested 300 „Caution“ Harmful to health Category 3 Toxic if ingested 200 50 „Hazard“ Toxic Category 2 Fatal if ingested 25 5 „Hazard“ Category 1 Fatal if ingested Very toxic „Hazard“ LD50 (oral) mg/kg LD50 (oral) mg/kg Pictogram Hazard Class Hazard Category Signal word H phrase Acute toxicity - oral - dermal - inhalative Category 1 Hazard H 300 H 310 H 330 Acute toxicity - oral - dermal - inhalative Category 2 Hazard H 300 H 310 H 330 Acute toxicity - oral - dermal - inhalative Category3 Hazard H 301 H 311 H 331 Acute toxicity - oral - dermal - inhalative Category 4 Caution H 302 H 312 H 332 298 Acute toxic substances Please observe local legislation and regulations.
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