WINTACT WT8820 Combustible Gas Alarm Detector For Home Slight Gas Leakage Flammable Natural Gas Leak Detector Monitor Gas Analyzer, WT8820 sakura tissue embedding station Polypropylene Stirrer Polylab 7x200mm Pack

Polypropylene Stirrer Polylab 7x200mm Pack of 12

Nosepiece: High Quallity triple nosepiece with positive click stops

Human Heart Model 3D

-Data hold

The Chemglass CG-1506-23 1000mL heavy-wall round-bottom flask is used for uniform liquid heating

WINTACT WT8820 Combustible Gas Alarm Detector For Home Slight Gas Leakage Flammable Natural Gas Leak Detector Monitor Gas Analyzer, WT8820 sakura tissue embedding station Polypropylene Stirrer Polylab 7x200mm Packspecification 1. Material: plastic 2. Detection gas: combustible gas 3. Sensitivity: 50ppm methane (adjustable) 4. Alarm mode: sound and light alarm 5. Sensor type: low power semiconductor 6. Warm up time: 60 seconds (25 C, 60% ambient temperature) 7. Response time: 2 seconds 8. Operation cycle: continuous operation 9. Battery life: 8 hours of continuous use (slightly changed according to working conditions) 10. Sensor size: 30 cm 11. Alarm limit: 10%