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EC number: 272-729-4
CAS number: 68910-05-4
A complex residuum from the fractionation of the reaction products of 2-aminoethanol with ammonia to remove piperazine. It may contain such compounds as 2-[(2-aminoethyl)amino]ethanol, (aminoethyl)piperazine, (hydroxyethyl)piperazine.
Exposure period: 4 h
24, 48, 72 h
Mean 24, 48, 72 h
exceeding beyond area of exposure
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