Name | Petroleum benzin |
Synonyms | Naphtha Petrolether Petroleum benzin Petrolether 40-70 Petrolether 70-100 Petroleum ether 100-120 |
CAS | 8030-30-6 121448-83-7 50813-73-5 54847-97-1 8030-31-7 64742-49-0 |
EINECS | 232-443-2;265-151-9 |
Molecular Formula | CnH2n(n=5~8) |
Density | 0.77 g/mL at 20 °C |
Boling Point | 90-100 °C |
Flash Point | −57 °F |
Vapor Presure | 25.8 psi ( 55 °C) |
Vapor Density | 2.5 (vs air) |
Appearance | Morphological Clear colorless to yellow liquid; petroleum distillate containing C5 to C11 hydrocarbons; A typical composition is paraffins 55.4%, naphthenes 30.3%, alkyl benzene 11.7%, dichloroparaffi |
Stability | Stable. Highly flammable. Incompatible with strong oxidizing agents. |
Refractive Index | n20/D 1.428 |
Physical and Chemical Properties | EPA Chemical Information Naphtha (8030-30-6) |
Use | It is used as a raw material for the production of ethylene and synthetic ammonia and other chemical products by light oil cracking, and can also be used as a general solvent. |
Risk Codes | R12 - Extremely Flammable R65 - Harmful: May cause lung damage if swallowed R45 - May cause cancer R67 - Vapors may cause drowsiness and dizziness R66 - Repeated exposure may cause skin dryness or cracking R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. R10 - Flammable |
Safety Description | S62 - If swallowed, do not induce vomitting; seek medical advice immediately and show this container or label. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) S53 - Avoid exposure - obtain special instructions before use. S61 - Avoid release to the environment. Refer to special instructions / safety data sheets. |
UN IDs | UN 3295 3/PG 2 |
WGK Germany | 3 |
RTECS | OI6180000 |
Hazard Class | 3.1 |
Packing Group | II |
Toxicity | LD50 oral in rat: > 5gm/kg |
Downstream Products | Ethylene Propylene Toluene Benzene Cyclohexanone |
Specific gravity | 0.671 (20/4℃) |
use
1. Used as a raw material for solvent oil, power benzene and refined benzene, and also used as fuel oil
2, mainly used as reforming raw materials, chemical raw materials, gasoline blending components, etc.
category
flammable liquids
toxicity classification
Poisoning
acute toxicity
oral-rat LD50: > 5000 mg/kg; inhalation-mouse LCL0: 10600 mg/m3/6 hours
stimulus data
skin-rabbit 0.5 ml moderate; eyes-rabbit 0.1 ml mild
explosive hazard characteristics
Blowing with air
flammability hazard characteristics
It is flammable in case of open flames, high temperatures, and oxidants; combustion produces irritating smoke
storage and transportation features
The warehouse is ventilated and dry at low temperature; stored separately from the oxidant
fire extinguishing agent
Dry powder, carbon dioxide, foam, 1211 fire extinguishing agent
occupational standards
TWA 400 mg/m3; STEL 900 mg/m3
toxic substance data | 8030-30-6(Hazardous Substances Data) |
immediate threat to life and health concentration | 1,000 ppm [10% LEL] |