Diesel (BS VI High Speed Diesel) – Safety and Technical Data Sheet

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HSD is normally used as a fuel in medium and high speed compression ignition engines (operating) above 750 rpm) in commercial vehicles, stationary diesel engines, locomotives and pumps etc.

Category	Details
Name	High Speed Diesel (BS VI)
Synonyms	HSD, Gas Oil
Chemical Nature	Complex mixture of hydrocarbons
Primary Use	Motor Fuel and in Defence aircrafts

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Hazards Identification

Exposure	Effects
Eyes	Mild irritation
Skin	Irritation with prolonged contact; may be absorbed in toxic amounts if exposure is high
Ingestion	Risk of aspiration causing chemical pneumonia, severe lung damage, or death
Inhalation	Irritation to nose, throat, lungs, and respiratory tract
Chronic Effects	Possible skin cancer and systemic toxicity (as seen in lab animals); relevance to humans unknown

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First Aid Measures

Exposure	Action
Eyes	Flush with water for 15 minutes, seek medical attention
Skin	Remove clothing; wash with soap and water or waterless hand cleanser
Inhalation	Move to fresh air; give artificial respiration or oxygen if necessary

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Fire Fighting Measures

Property	Value
Flash Point	> 35°C; > 66°C for HF HSD
Flash Point Method	Abel / Pensky Marten
Auto-ignition Temperature	230°C – 250°C
LEL / UEL	0.5% / 5.0%
Flammability	Flammable
Extinguishing Media	Foam, Dry Chemical Powder, CO₂
Combustion Products	CO₂, CO, Benzene
Explosion Risk	Vapour buildup may rupture containers
Firefighting Instructions	Use SCBA; let tank burn in case of major fire

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Accidental Release Measures

Action	Details
Evacuate Area	Remove nonessential personnel
Containment	Use dikes, absorbents; avoid water body contamination
Vapour Suppression	Use firefighting foam or water spray
Cleanup	Absorb with sand/oil absorbent; dispose in approved container
PPE	Use by trained personnel only

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Handling and Storage

Aspect	Precautions
Handling	Avoid heat, sparks; bond & ground equipment; follow static discharge procedures
Storage	Use approved, labeled containers; ventilated area; comply with NFPA 30; avoid incompatible substances

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Exposure Controls / Personal Protection

Control Type	Recommendation
Ventilation	Ensure vapor levels remain below occupational limits, especially in confined spaces
Eye/Face Protection	Safety goggles or face shield
Skin Protection	Nitrile, neoprene, or PVC gloves
Respiratory Protection	NIOSH/MSHA-approved respirators or air-supplied systems in high exposure/uncontrolled environments

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Physical and Chemical Properties

Property	Value
Physical State	Liquid
Appearance & Odour	Straw/dark yellow; hydrocarbon odour
Boiling Point	110°C – 375°C
Freezing Point	< 15°C
Vapour Pressure	0.5 mm Hg at 38°C
Vapour Density	3 – 5 (Air = 1)
Specific Gravity	0.82 – 0.86 gm/cc
Water Solubility	Insoluble
Sulphur Content	10 ppm max
Percent Volatiles	100%

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Stability and Reactivity

Aspect	Details
Stability	Chemically stable
Chemical Incompatibilities	Strong oxidizing agents, chlorine
Hazardous Decomposition	Carbon dioxide, carbon monoxide

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Toxicological Information

Property	Value
LD50 (Oral – Rat)	9 ml/kg
LD50 (Dermal – Rabbit)	> 5 ml/kg
Dermal Irritation	Extremely irritating
Eye Irritation	Non-irritating
Sensitization	Negative
Mutagenicity	Positive in one study

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Ecological Information

Aspect	Details
Environmental Impact	Prevent entry into water bodies and drainage systems

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Disposal Considerations

Aspect	Details
Disposal	Dispose in accordance with local, state, and national regulations

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