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Safety Data Sheet EN

R600A (ISOBUTANE)

CAS 75-28-5
EC 200-857-2

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01

Identification

Product identifiers, regulatory numbers, and supplier information

Product Information

Product Name
R600A (ISOBUTANE)
Chemical Name
Isobutaan
Synonyms
2-mthylpropane, trimthylmthane

Regulatory Identifiers

CAS Number
75-28-5 Check regulations →
EC Number
200-857-2 Check regulations →
REACH No.
01-2119485395-27

Identified Uses

Refrigerant; motor fuel; aerosol propellant; organic synthesis; synthetic rubber; instrument calibration fluid; ingredient in LPG (liquified petroleum gas). [~Intermediate ~]

Manufacturers & Suppliers

Calor Gas logo

Calor Gas

national supplier

Athena Drive, tachbrook Park Leamington Spa Warwickshire CV34 6RL United Kingdom

+01 51 355 3700

http://www.calor.co.uk/

P

Petronas (PETRONAS Chemicals MTBE)

manufacturer

Lot 111, Kawasan Perindustrian Gebeng, PO Box 1, Balok Kuantan Pahang Malaysia

Emergency Contacts

Petronas (PETRONAS Chemicals MTBE)

+60 9 585 6700

02

Hazard Identification

GHS classification, signal word, pictograms, and hazard statements

Classified danger

Hazard Classifications

Press. Gas (Liq.)
Flam. Gas Cat. 1

GHS Pictograms

GHS02 - Flammable

GHS02

GHS04 - Compressed gas

GHS04

Hazard Statements

H220 Extremely flammable gas.
H280 Contains gas under pressure; may explode if heated.

Precautionary Statements

P101 If medical advice is needed, have product container or label at hand.
P102 Keep out of reach of children.
P103 Read label before use.
P210 Keep away from heat/sparks/open flames/hot surfaces. - No smoking.
P377 Leaking gas fire: Do not exnguish, unless leak can be stopped safely.
P381 Eliminate all ignion sources if safe to do so.
P410 + P403 Protect from sunlight. Store in a well-venlated place.

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03

Composition / Information on Ingredients

Chemical components, concentration ranges, and hazardous substance identification

Type substance
Chemical Name CAS Number Concentration Hazardous
Isobutane 75-28-5 99% No
04

First Aid Measures

Emergency procedures for chemical exposure incidents

Inhalation

Following exposure to gas, remove the patient from the gas source or contaminated area. Prostheses such as false teeth, which may block the airway, should be removed, where possible, prior to initiating first aid procedures. If the patient is not breathing spontaneously, administer rescue breathing. If the patient does not have a pulse, administer CPR. If medical oxygen and appropriately trained personnel are available, administer 100% oxygen. Summon an emergency ambulance. If an ambulance is not available, contact a physician, hospital, or Poison Control Centre for further instruction. Keep the patient warm, comfortable and at rest while awaiting medical care. MONITOR THE BREATHING AND PULSE, CONTINUOUSLY. Administer rescue breathing (preferably with a demand-valve resuscitator, bag-valve mask-device, or pocket mask as trained) or CPR if necessary. Establish a patent airway with suction where necessary. Watch for signs of respiratory insufficiency and assist ventilation as necessary. Administer oxygen by non-rebreather mask at 10 to 15 l/min.

Symptoms: Subsequent blackening of the exposed tissue indicates potential of necrosis, which may require amputation. Respiratory distress (e.g. cyanosis, tachypnoea, intercostal retraction, obtundation), arrhythmias, myocardial injury, respiratory insufficiency, pulmonary oedema, shock, seizures.

Skin contact

If skin or hair contact occurs: Flush skin and hair with running water (and soap if available). Seek medical attention in event of irritation. In case of cold burns (frost-bite): Move casualty into warmth before thawing the affected part; if feet are affected carry if possible. Bathe the affected area immediately in luke-warm water (not more than 35 deg C) for 10 to 15 minutes, immersing if possible and without rubbing. Apply a clean, dry, light dressing of "fluffed-up" dry gauze bandage. If a limb is involved, raise and support this to reduce swelling. If an adult is involved and where intense pain occurs provide pain killers such as paracetamol. Transport to hospital, or doctor.

Symptoms: Irritation, cold burns (frost-bite), intense pain.

Eye contact

If product comes in contact with eyes remove the patient from gas source or contaminated area. Take the patient to the nearest eye wash, shower or other source of clean water. Open the eyelid(s) wide to allow the material to evaporate. Gently rinse the affected eye(s) with clean, cool water for at least 15 minutes. Have the patient lie or sit down and tilt the head back. Hold the eyelid(s) open and pour water slowly over the eyeball(s) at the inner corners, letting the water run out of the outer corners. Ensure that the patient looks up, and side to side as the eye is rinsed in order to better reach all parts of the eye(s). Transport to hospital or doctor. Even when no pain persists and vision is good, a doctor should examine the eye as delayed damage may occur. If the patient cannot tolerate light, protect the eyes with a clean, loosely tied bandage. Ensure verbal communication and physical contact with the patient.

Symptoms: Great pain, inability to tolerate light, delayed damage may occur.

Ingestion

Not considered a normal route of entry. If spontaneous vomiting appears imminent or occurs, hold patient's head down, lower than their hips to help avoid possible aspiration of vomitus. Avoid giving milk or oils. Avoid giving alcohol.

Symptoms: Spontaneous vomiting appears imminent or occurs, possible aspiration of vomitus.

Immediate Medical Attention

Transport to hospital or doctor. Summon an emergency ambulance. If an ambulance is not available, contact a physician, hospital, or Poison Control Centre for further instruction. For acute or short term repeated exposures to petroleum distillates or related hydrocarbons: Primary threat to life is respiratory failure. Patients should be quickly evaluated for signs of respiratory distress and given oxygen. Patients with inadequate tidal volumes or poor arterial blood gases (pO2 50 mm Hg) should be intubated. Arrhythmias complicate some hydrocarbon ingestion and/or inhalation; intravenous lines and cardiac monitors should be established in obviously symptomatic patients. Lavage is indicated in patients who require decontamination; ensure use of cuffed endotracheal tube in adult patients. For frost-bite caused by liquefied petroleum gas: If part has not thawed, place in warm water bath (41-46 C) for 15-20 minutes, until the skin turns pink or red. Analgesia may be necessary while thawing. If there has been a massive exposure, the general body temperature must be depressed, and the patient must be immediately rewarmed by whole-body immersion, in a bath at the above temperature. Shock may occur during rewarming. Administer tetanus toxoid booster after hospitalization. Prophylactic antibiotics may be useful. The patient may require anticoagulants and oxygen.

Medical Treatment

Patients with inadequate tidal volumes or poor arterial blood gases (pO2 50 mm Hg) should be intubated. Intravenous lines and cardiac monitors should be established in obviously symptomatic patients. Hyperventilation improves clearance of inhaled solvents. Inhaled cardioselective bronchodilators (e.g. Alupent, Salbutamol) are the preferred agents, with aminophylline a second choice. Lavage is indicated in patients who require decontamination; ensure use of cuffed endotracheal tube in adult patients. For frost-bite: place in warm water bath (41-46 C) for 15-20 minutes. Analgesia may be necessary. Massive exposure requires whole-body immersion rewarming. Administer tetanus toxoid booster, prophylactic antibiotics, anticoagulants and oxygen. For gas exposures: Assist ventilation, administer oxygen. Monitor and treat for pulmonary oedema, shock, arrhythmias. Consider orotracheal or nasotracheal intubation. Positive-pressure ventilation using a bag-valve mask might be of use. Start an IV D5W TKO. If hypovolaemia, use lactated Ringers solution. Drug therapy for pulmonary oedema. Treat seizures with diazepam. Proparacaine hydrochloride should be used to assist eye irrigation.

Related Substances

Similar chemicals with comparable safety profiles

08

Exposure Controls / PPE

Occupational exposure limits, engineering controls, and protective equipment

Engineering

Engineering controls are used to remove a hazard or place a barrier between the worker and the hazard. Well-designed engineering controls can be highly effective in protecting workers and will typically be independent of worker interactions to provide this high level of protection. The basic types of engineering controls are: Process controls which involve changing the way a job activity or process is done to reduce the risk. Enclosure and/or isolation of emission source which keeps a selected hazard "physically" away from the worker and ventilation that strategically "adds" and "removes" air in the work environment.

Hands

When handling sealed and suitably insulated cylinders wear cloth or leather gloves. Insulated gloves: NOTE: Insulated gloves should be loose fitting so that may be removed quickly if liquid is spilled upon them. Insulated gloves are not made to permit hands to be placed in the liquid; they provide only short-term protection from accidental contact with the liquid.

Eyes

Chemical goggles. Full face shield may be required for supplementary but never for primary protection of eyes. Contact lenses may pose a special hazard; soft contact lenses may absorb and concentrate irritants. A written policy document, describing the wearing of lenses or restrictions on use, should be created for each workplace or task.

Respiratory

Full face respirator with supplied air. Positive pressure, full face, air-supplied breathing apparatus should be used for work in enclosed spaces if a leak is suspected or the primary containment is to be opened (e.g. for a cylinder change) Air-supplied breathing apparatus is required where release of gas from primary containment is either suspected or demonstrated.

Skin/Body

The clothing worn by process operators insulated from earth may develop static charges far higher (up to 100 times) than the minimum ignition energies for various flammable gas-air mixtures. This holds true for a wide range of clothing materials including cotton. Avoid dangerous levels of charge by ensuring a low resistivity of the surface material worn outermost. Protective overalls, closely fitted at neck and wrist. IN CONFINED SPACES: Non-sparking protective boots. Static-free clothing. Some plastic personal protective equipment (PPE) (e.g. gloves, aprons, overshoes) are not recommended as they may produce static electricity. For large scale or continuous use wear tight-weave non-static clothing (no metallic fasteners, cuffs or pockets). Non sparking safety or conductive footwear should be considered. Conductive footwear describes a boot or shoe with a sole made from a conductive compound chemically bound to the bottom components, for permanent control to electrically ground the foot and shall dissipate static electricity from the body to reduce the possibility of ignition of volatile compounds.

09

Physical and Chemical Properties

Appearance, physical state, melting point, boiling point, and material characteristics

Explosive Limits
---
Density
---
Relative Evaporation Rate
---
Auto Ignition Temperature
462 °C (365)
Colour
Colourless
Boiling Point
-11.7 °C
Properties Status
---
State Under Standard Conditions
Forms a dense vapour cloud at standard atmospheric condions.
Metal Corrosion
does not react with metals
Bulk Density
---
Appearance
Colourless liquified gas; odourless or slight gasoline-like odour. Contains small amounts of n-butane and propane.
Voc Content
Not Available
Odor
odourless or slight gasoline-like odour.
Cloud Point
---
Relative Density
0.557 @ 20 C
Solidification Point
---
Colour Intensity
---
Solubility In Fat
---
Melting Point
-159.4 °C
Physical State Data
gas
Dynamic Viscosity
---
Physical State
Liquified Gas
Partition Coefficient
Not Available
Vapor Pressure
310 kPa @ 21.1 °C
Vapor Density
2.06
Freezing Point
-159.4 °C
Solubility
Immiscible
Flash Point
-82.8 °C
Upper Explosive Limit
8.4 %
Ph
Not Applicable
Evaporation Rate
Not Applicable
Decomposition Temperature
Not Available
Solubility In Water
Immiscible
Softening Point
---
Molecular Weight
58.12 g/mol
Odor Threshold
Not Available
Flammability
HIGHLY FLAMMABLE.
Kinematic Viscosity
0.14 cSt @ 30 °C
Crystallisation Point
---
Form
liquified gas
Lower Explosive Limit
1.8 %
10

Stability and Reactivity

Chemical stability, hazardous reactions, and incompatible materials

Stability

Product is considered stable. Hazardous polymerisaon will not occur.

Reactivity

See secon 7 Unstable in the presence of incompable materials.

Hazardous reactions

See secon 7

Avoid

See secon 7

Incompatible

See secon 7

Decomposition

See secon 5

14

Transport Information

UN numbers, shipping names, transport classes, and regulatory requirements

UN Number
1969
Shipping Name
ISOBUTANE
Transport Class
2.1
Packing Group
Not Applicable
?

Frequently Asked Questions

Common questions about safety, handling, and properties

What other names is R600A (ISOBUTANE) known by?

R600A (ISOBUTANE) is also known as: 2-mthylpropane, trimthylmthane

What is the hazard signal word for R600A (ISOBUTANE)?

The signal word is danger.

What is the physical form of R600A (ISOBUTANE)?

R600A (ISOBUTANE) is a liquified gas appearing as colourless liquified gas; odourless or slight gasoline-like odour. contains small amounts of n-butane and propane. with colourless color. It has odourless or slight gasoline-like odour. odor.

What is the solubility of R600A (ISOBUTANE)?

Immiscible

What is R600A (ISOBUTANE) used for?

Refrigerant; motor fuel; aerosol propellant; organic synthesis; synthetic rubber; instrument calibration fluid; ingredient in LPG (liquified petroleum gas). [~Intermediate ~]

What are the hazard statements for R600A (ISOBUTANE)?

This substance has 2 hazard statements:

  • H220: Extremely flammable gas.
  • H280: Contains gas under pressure; may explode if heated.

What is the melting point of R600A (ISOBUTANE)?

The melting point is -159.4 °C and the boiling point is -11.7 °C.

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