MSC 85/26/Add.2 ANNEX 3 RESOLUTION MSC.268(85) - US Coast ...

MSC 85/26/Add.2ANNEX 3Page 246PITCH PRILLDESCRIPTIONPitch Prill is made from tar produced during the coking of coal. It is black with a distinctiveodour. It is extruded into its characteristic pencil shape to make handling easier.Cargo softens between 40ºC to 50ºC. Melting point: 105ºC to 107ºC.CHARACTERISTICSANGLE OF REPOSE BULK DENSITY (kg/m 3 ) STOWAGE FACTOR (m 3 /t)Not applicable 500 to 800 1.25 to 2.0SIZE CLASS GROUP9 mm diameter andup to 0.7 cm longMHBHAZARDSMelts when heated. Combustible, burns with a dense black smoke. Dust may cause skin and eyeirritation. Normally this cargo has a low fire-risk. However powder of the cargo is easy to igniteand may cause fire and explosion. Special care should be taken for preventing fire duringloading or discharging.STOWAGE & SEGREGATIONSegregation as required for class 4.1 materials.HOLD CLEANLINESSNo special requirements.WEATHER PRECAUTIONSRefer to the appendix to this schedule.LOADINGTrim in accordance with the relevant provisions required under sections 4 and 5 of the Code.This cargo shall not be stowed in a cargo space adjacent to heated tanks to avoid softening andmelting of the cargo.PRECAUTIONSRefer to the appendix to this schedule.VENTILATIONSurface ventilation only, either natural or mechanical, shall be conducted, as necessary, duringthe voyage for this cargo.BI:\MSC\85\26-Add-2.doc