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SHENZHENCONTINTECHLIMITLD…MQ-2A.Vc5V±0.1ACORDCVH5V±0.1ACORDCRLRH335%PH750B.Tao-20-50Tas-20-70RH95%RhO221%()C.Rs3K-30K(1000ppmisobutane)(3000/1000)isobutane0.6202Vc:5V±0.165%±5%Vh:5V±0.124200ppm-5000ppm300ppm-5000ppm5000ppm-20000ppm300ppm-5000ppm100ppm-2000ppmD.12Au3Pt4Ni-Cr56100SUB3167Ni-Cu89Ni-CuBA.2SHENZHENCONTINTECHLIMITLD…MQ-21(AorB),AL2O3SnO2,.E.MQ-2MQ-21000ppm1000ppm.43HS-22065%21%RL=5kRsR0:4HS-2Ro:2033%RH1000ppmRs:1000ppm.