GASTEC Gas Detector Tube 4LL Hydrogen Sulfide (10 pieces) 4LL 1 box

Catalog number: 4LL Features: ● Simple and quick, on-site measurement results. ● No advanced expertise or skill is required compared to other measurement methods. ● Economical initial and running costs. ● No need for calibration with calibration gas (standard gas). Applications: ● For gas detection and measurement ● Suitable for oxygen deficiency measurement Specifications: ● Target gas: Hydrogen sulfide ● Target gas: Hydrogen sulfide ● Measurement range (ppm): 0.25 to 120 ● Validity period (years): 3 ● Measurement range: 0.25 to 120 ppm ● Scale range: (2.5) to 60 ppm * The minimum scale (2.5 ppm) has no numerical value and is printed with only a solid line. ●Number of suctions: 10, 9, 8, 7, 6, 5, 4, 3, 2, 1 (standard), 1/2 ●Time required for measurement: (10 times) 10 minutes, (9 times) 9 minutes, (8 times) 8 minutes, (7 times) 7 minutes, (6 times) 6 minutes, (5 times) 5 minutes, (4 times) 4 minutes, (3 times) 3 minutes, (2 times) 2 minutes, (standard 1 time) 1 minute, (1/2 time) 30 seconds ●No temperature and humidity correction ●Detection limit: 0.1 ppm (10 times of suction) ●Expiration date: 3 years from manufacture Material/Finish: ●Carrier (porous silica gel or silica sand) enclosed in glass tube Note: ●Expiration date is the period from the month the detector tube was manufactured. ●The expiration date of detector tubes stored in the refrigerator is the period in the refrigerator (below 10°C).