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Origin: China
Cas No: 7782-44-7
Specification: 99%min
Min order Quantity: 1 /kg
Supply Ability: 100 mt/month
Lead time: 7 days for OEM, 3 days for ready goods
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Property
Description
Basic Info
Chemical Name | dioxygen |
---|---|
Synonyms | oxygen-16; |
CAS No. | 7782-44-7 |
Molecular Formula | O2 |
Molecular Weight | 31.99880 |
PSA | 34.14000 |
LogP | 0.06700 |
Properties
Appearance & Physical State | colourless gas |
---|---|
Density | 1.429(0ºC) |
Boiling Point | -183ºC |
Melting Point | -218ºC |
Flash Point | none |
Refractive Index | 1.776 |
Stability | Stable. Vigorously supports combustion. Incompatible with phosphorus, organic materials, many powdered metals. |
Vapor Density | 1.11 (vs air) |
Vapor Pressure | 3.27E-25mmHg at 25°C |
Safety Info
RTECS | RS2060000 |
---|---|
Hazard Class | 2.2 |
Safety Statements | S17 |
HS Code | 2804400000 |
WGK Germany | - |
RIDADR | UN 1014/1072 |
Risk Statements | R8 |
Hazard Codes | O |
Caution Statement | P220; P410 + P403 |
Signal Word | Danger |
Symbol | GHS03, GHS04 |
Hazard Declaration | H270; H280 |
Synthesis Route
Toxicity
Exposure Route | Type of Test | Species Observed | Dose/Duration | Toxic Effects |
---|---|---|---|---|
Inhalation | TCLo - Lowest published toxic concentration | Human | 100 pph/14H | 1.Lungs, Thorax, or Respiration-cough 2.Lungs, Thorax, or Respiration-other changes |
Inhalation | TCLo - Lowest published toxic concentration | Human - woman | 12 pph/10M,female 26-39 week(s) after conception | 1.Reproductive-Specific Developmental Abnormalities-cardiovascular (circulatory) system |
Inhalation | TCLo - Lowest published toxic concentration | Rodent - rat | 10 pph/12H,female 22 day(s) after conception | 1.Reproductive-Specific Developmental Abnormalities-respiratory system |
Precursor
Downstream Product