The International Maritime Dangerous Goods (IMDG) Code Was First Published In 1965 By The International Maritime organization (IMO), Then Known As IMCO (The Inter-Governmental Maritime Consultative Organization). The IMDG Code Is Intended To Provide For The Safe Carriage Of Dangerous Goods By Sea And To Prevent Pollution. It Is Based On The United Nations Recommendations On The Transport Of Dangerous Goods.
IMCO Class
Grouping Of Dangerous Goods By Type Of Risk Involved ,This Grouping Was Drawn Up By The Un Committee Of Experts On Transport.
Flash Point
The Minimum Temperature At Which The Flammable Vapors Of A Substance (In Contact With A Spark Or Flame) Will Ignite.
UN Number
United Nations Serial Number, That Is To Say, One Of The Four Digit Numbers Devised By The United Nations And Specified In The Approved Carriage List As A Means Of Identification For Dangerous Goods.
MFAG
Medical First Aid Guide
Class 1 - Explosives
1.1 Substances And Articles Which Have A Mass Explosion Hazard.
1.2 Substances And Articles Which Have A Projection Hazard But Not A Mass Explosion Hazard.
1.3 Substances And Articles Which Have A Fire Hazard And Either A Minor Blast Hazard Or A
Minor Projection Hazard Or Both,But Not A Mass Explosion Hazard.
1.4 Substances And Articles Which Present No Significant Hazard.
1.5 Very Insensitive Substances Which Have Mass Explosion Hazard
1.6 Extremely Insensitive Articles Which Do Not Have A Mass Explosion Hazard
Class 2 - Gases Compressed ,Liquefied Or Dissolved Under Pressure.
2.1 Flammable Gases
2.2 Non-Flammable Gases
2.3 Toxic Gases
Class 3 - Flammable Liquids
3.1 Low Flash-Point Group Of Liquids(Flash-Point Below –18C. )
3.2 Intermediate Flash-Point Group Of Liquids(Flash-Point Of – 18C.Up To But Not Include
+23C.)
3.3 High Flash-Point Group Of Liquids(Flash-Point Of +23C. Up To And Include +61C.)
Class 4 - Flammable Solids Or Substances
4.1 Flammable Solids
4.2 Substances Liable To Spontaneous Combustion
4.3 Substances Which In Contact With Water Emit Flammable Gases.
Class 5 - Oxidizing Substances (Agents)And Organic Peroxides.
5.1 Oxidizing Substances (Agents) Yielding Oxygen Increases The Risk And Intensity Of Fire.
5.2 Organic Peroxides-Most Will Burn Rapidly And Are Sensitive To Impact Or Friction.
Class 6 - Toxic And Infectious Substances
6.1 Toxic Substances.
6.2 Infectious Substances.
Class 7 - Radioactive Substances
Ex:- Substances Used In Industrial ,Medical Or Scientific Purposes.
Class 8 - Corrosives
Ex:- Acids As Glacial Acetic Acid, Hydrochloric, Sulphuric And Nitric Acid, Caustic Soda And Caustic Potash
Class 9 - Miscellaneous Dangerous Substances And Articles.
Ex:- A Wide Range Of Substances As Asbestos,Some Fertilisers And Environmentally Hazardous Products.
MHB - Materials Hazardous Only In Bulk.
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