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Collaborating with globally recognized brands like Drager, we provide high-quality Gas Detection Tubes products and accessories.
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Drager Hydrogen Sulphide 5/a-D (0.63-60 ppm) Diffusion TubePlease note this product is in phase-out, check stock levels before ordering by calling 0141 771 7749.Drager Short Term Detection Tubes: Detects a range of substances incl. Hydrogen Sulphide 5/a-D, Hydrogen Sulphide 10/a-D.Note: This product has a shelf life of 2 years.Hydrogen Sulphide 10/a-DApplication RangeStandard RangeMeasurement Time10 to 300 ppm1 h5 to 150 ppm2 h2.5 to 75 ppm4 h1.3 to 40 ppm8 hStandard Deviation± 20 to 25 %Color Changewhite - brownAmbient Operating ConditionsTemperature0 to 40 °CAbsolute Humidity< to 15 mg H2O / LReaction PrincipleH2S + Pb2+ - PbS + 2 H+Cross Sensitivity50 ppm Hydrochloric acid does not interfere. In the presence of 50 ppm ammonia for 2 hours, the hydrogen sulfide indication will show minus errors of about 20%. The influence of chlorine and nitrogen dioxide in the TLV range is negligible, but higher concentrations lead to minus errors. The influence of sulfur dioxide in the TLV range is also negligible, but higher concentrations lead to plus errors.
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