NO. Gas MolecularFormula MolecularWeight ppm mg/m3 1 Formaldehyde HCHO 30 0～10 0～13 2 Toluene C7H8 92 0～20 0～80 3 Ammonia NH3 17 0～50 0～38 Ammonia NH3 17 0～100 0～75 4 Ca...
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Common lead-containing oxygen sensors with a two-electrode design (galvanic cells) exhibit a rapid increase in current signal when subjected to sudden increases in air pressure. Well-known sensors of this type include the CITY 4OXV, Alphasense O2-A2...
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1 Cyclohexanone 2 Isophorone 3 Methanol 4 Ethanol 5 Phenol 6 Acetone 7 Ethyl acetate 8 Benzene 9 n-Butanol 10 MIBK(Methyl isobutyl ketone) 11 n-Butyl acetate 12 Xylene( m，p，o) 13 Tolu...
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Among the more than 900 identified indoor chemical and biological substances, volatile organic compounds (VOCs) account for at least 350+ (concentration <1ppb), of which over 20 are carcinogens or mutagens. Although their individual concentrations...
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You should be aware of the following when conducting tests with chlorine standard gas. Chlorine (Cl₂) is a strong oxidant and has corrosiveness. When using Cl₂ to test some sensors, corrosion-resistant materials should be used in the testing system. ...
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