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Table 2 Classification criteria of acute toxicity according to GHS

From: Comparison of seven in silico tools for evaluating of daphnia and fish acute toxicity: case study on Chinese Priority Controlled Chemicals and new chemicals

Toxicity range (mg/L)

Class

LC50 ≤ 1

1 (very toxic)

1 < LC50 ≤ 10

2 (toxic)

10 < LC50 ≤ 100

3 (harmful)

LC50 > 100

4 (not harmful)