Hazardous and Noxious Substances Spill Incidents

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On this database it is collected information on the fate and weathering of hazardous and noxious substances (HNS) accidentally spilt at the sea around the world. It gathers and systematizes existing information to assist stakeholders involved in spill preparedness and response, and builds return of experience datasheets for the chemicals involved. It will facilitate the incorporation of lessons from past incidents on the decision process to improve preparedness.

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Charlotte Maersk

2010

Malaysia

Rest of the world

Packaged

HNS Spilt

Calcium hypochloriteSolid

Ca(OCl)2

Amount Spilt (T)Unknown

CAS Number7778-54-3

D

Physical Behaviour (SEBC code)

-

Pollution Category (MARPOL Annex 2)

5.1

Class according to IMDG code

8

Subsidiary Risk Class according to IMDG code

Classification as Marine Pollutant

iv

HNS Classification (2010 HNS Convention)

Fate and weathering facts observed/reported

One thousand four hundred and twenty drums in 2 containers. Available chlorine: 65% min.-70% min. Calcium hypochlorite is a strong oxidizing agent and presents a serious fire and explosion risk if in contact with combustible materials.

Material Safety Data Sheets (MSDS)

http://www.sciencelab.com/msds.php?msdsId=9927478

Methyl ethyl ketone peroxideLiquid

-

Amount Spilt (T)Unknown

CAS Number1338-23-4 131-11-3

D

Physical Behaviour (SEBC code)

Y

Pollution Category (MARPOL Annex 2)

5.2

Class according to IMDG code

-

Subsidiary Risk Class according to IMDG code

Classification as Marine Pollutant

iv

HNS Classification (2010 HNS Convention)

Fate and weathering facts observed/reported

Methyl ethyl ketone peroxide - MEKPO M-50 type: 13.44 T (MEKPO 45%; Dimethyl phthalate: 55%) the fire probably originated from the container containing MEKPO. After the fire, there were no remains of the chemical and only small remains of card-board and plastic were found in the aft end of the container.

Material Safety Data Sheets (MSDS)

http://www.kerox.org/webkx/ME-50-C-20/Kerox-ME-50-MSDS.pdf