Hydrogen sulfide, the formula for H2S, the molecular weight of 34.076, a standard condition is a flammable acidic gas, colorless, low concentration have a rotten egg smell, poisonous.Its aqueous solution for hydrogen sulfate.Molecular weight is 34.08, the vapor pressure of 2026.5 kPa / 25.5 ℃, flash point for < - 50 ℃, the melting point is 85.5 ℃, boiling point is 60.4 ℃, the relative density of air (= 1) 1.19.Soluble in water, soluble in alcohol, solvent oil and crude oil.Flash point is 292 ℃.Hydrogen sulfide is flammable for, mixed with air to form explosive mixture, caused an explosion of the combustion flame, high heat.Hydrogen sulfide is a kind of important chemical raw material.
How to reduce harm of ammonia to us?
Please pay attention to this product, it's a portable gas detector, can work to test H2S gas and alarm.
The following are basic parameters
Size: 114 mm*55mm*46mm
Weight: 105 g
Sensor types: electrochemistry method
Response time:≤40s(CO)
Display: segment LCD, high brightness yellow backlighting
Alarm: voice alarm More than 90 dB voice alarm (10 cm away from instrument)
light alarm Red LED
Temperature range: - 20 ℃ ~ 50 ℃
Humidity: 15% ~ 95% RH (No condensation)
Battery type: CR2 CR15H270 lithium battery
Power supply: 1 High-energy battery (Replaceable)
If you are interested,plz send email to me, other gas types also availiable, my address is dianna@huafankj.com,welcome!