GASTEC Gas Detector Tube 4H Hydrogen Sulfide (10 Tubes) 4H 1 Box

Catalog number: 4H Features: ●Easy and quick measurement results can be obtained on-site. ●Compared to other measurement methods, no advanced expertise or skill is required. ●Economical initial and running costs. ●No need for calibration with calibration gas (standard gas). Uses: ●For gas detection and measurement Specifications: ●Target gas: Hydrogen sulfide ●Target gas: Hydrogen sulfide ●Measurement range (ppm): 10-4000 ●Validity period (years): 3 ●Measurement range: 10-4000 ppm ●Scale range: 100-2000 ppm ●Number of suctions: 10, 9, 8, 7, 6, 5, 4, 3, 2, 1 (standard), 1/2 ●Measurement time required: (10 times) 7 minutes 30 seconds, (9 times) 6 minutes 45 seconds, (8 times) 6 minutes, (7 times) 5 minutes 15 seconds, (6 times) 4 minutes 30 seconds, (5 times) 3 minutes 45 seconds, (4 times) 3 minutes, (3 times) 2 minutes 15 seconds, (2 times) 1 minute 30 seconds, (standard 1 time) 45 seconds, (1/2 time) 30 seconds ●No temperature and humidity compensation ●Expiration date: 3 years from manufacture Material/Finish: * Carrier (porous silica gel or silica sand) enclosed in glass tube. Note: * The expiration date is the period from the month the detector tube was manufactured. * The expiration date for detector tubes stored in the refrigerator is the period when stored in the refrigerator (below 10°C).