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EC number: 201-627-4
CAS number: 85-73-4
The lethal concentration (LC50) value of phthalylsulfathiazole in fish (Pimephales promelas) in a 96 hr study on mortality effect was estimated to be 26.87273mg/L.
The lethal concentration (LC50) value of
phthalylsulfathiazole in fish (Pimephales promelas) in a 96 hr study on
mortality effect was estimated to be 26.87273mg/L. The supporting
studies also predicted an LC50 value above 20 mg/L
So, based on the classification criteria the
substance will be classified in category 3.
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