Product Information
Hydrogen sulfide is the chemical compound with the formula H2S. It is a colorless gas with the characteristic foul odor of rotten eggs; it is heavier than air, very poisonous, corrosive, flammable, and explosive.
Product Specification
| Grade |
3N |
| Purity (%) |
≥99.9 |
| Nitrogen |
≤100ppm |
| COS |
≤1000ppm |
| CS2 |
≤200ppm |
| H20 |
≤500ppm |
| THC |
≤100ppm |
Appearance: Colorless gas
Odor: Rotten eggs
Molecular Volume: 34.1
UN No: UN1053
Melting point: ?82 °C (?116 °F; 191 K)
Boiling point: ?60 °C (?76 °F; 213 K)
Acidity (pKa): 7.0
Basicity (pKb):12.9
Company Information
Jiangsu Kaimei Electronic Materials Co., Ltd is staffed by trained personnel, combine many years experience in Gas industry . We supply cylinder gas, electronic gas, etc ., and the gas holder, panel, valves and fittings and other equipment, parts and engineering services to our customers in China and worldwide; The products are involved in various industrial fields, such as semiconductor chip, solar cell, LED, TFT-LCD, optical fiber, glass, laser, medicine , etc., Our mission is to partner with our global customers to provide support, solutions and quality products that are innovative,reliable, and safe.
Our products include: H2, O2, N2, Ar, CO2, propane, acetylene, helium, laser mixed gas ,SiH4, Sih2cl2, SiHCL3, SiCL4, NH3, CF4, NF3, SF6, HCL, N2O, doping mixed gas (TMB, PH3, B2H6) and other electronic gases.
Products Delivery
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