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Origin: China
Cas No: 1333-74-0
Specification: 99%min
Min order Quantity: 1 /kg
Supply Ability: 50 mt/month
Lead time: 7 days for OEM, 3 days for ready goods
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Property
Description
Basic Info
Chemical Name | Hydrogen gas |
---|---|
Synonyms | Dihydrogen; |
CAS No. | 1333-74-0 |
Molecular Formula | H2 |
Molecular Weight | 2.01588 |
PSA | 0.00000 |
LogP | 0.00000 |
Properties
Appearance & Physical State | Colorless and odorless gas |
---|---|
Density | 0.0899 |
Boiling Point | -253ºC |
Melting Point | -259ºC |
Refractive Index | 1.98 |
Water Solubility | 0.00017 g/100 mL |
Stability | Stable. Highly flammable. Readily forms explosive mixtures with air. Upper (U.K.) composition limit for use of a nitrogen/hydrogen mixture in the open lab is 5.7% hydrogen. |
Storage Condition | Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage. |
Vapor Density | 0.07 (21 °C, vs air) |
Safety Info
RTECS | MW8900000 |
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Hazard Class | 2.1 |
Safety Statements | S9-S16-S33 |
WGK Germany | - |
RIDADR | UN 1049/1966/2034/2600 |
Risk Statements | R12 |
Hazard Codes | F+ |
Caution Statement | P210; P377; P381; P410 + P403 |
Symbol | GHS02, GHS04 |
Signal Word | Danger |
Hazard Declaration | H220; H280 |
Synthesis Route
Downstream Product