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有线一氧化碳探测器(PA-003W)
50ppm: the maximum concentration that healthy adults can withstand within eight hours; 200ppm: slight headache after 2-3 hours; 400ppm: forehead pain within 1-2 hours: life-threatening after 3 hours; 800ppm: after 45 minutes, dazzling, Nausea, convulsions: loss of consciousness after 2 hours; 1600ppm: headache, dazzle, nausea within 20 minutes: death within 1 hour; 3200ppm: headache, dazzle, nausea within 5-10 minutes: death within 25-30 minutes;
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