06 Gevaarlijke stoffen - Organisme
 >  Storage hazardous substances
Discussion > Talk with your colleagues about it!
  1. That is so exaggerated! At my house, hazardous substances are stored in the shed.
  2. I am using the proper PPE’s as per the operational requirements.

In this toolbox we will discuss the storage of hazardous substances.

What are hazardous substances? A few examples:

  • Glue
  • Solvents;
  • Cleaning products
  • Paint, etc.

What are the characteristics of hazardous substances?

  • Flammable;
  • Toxic (poisonous)
  • Oxidizing (accelerate a fire)
  • Corrosive (damaging)
  • Dangerous for the environment

H- and P-phrases and pictogram on the packaging

Packaging must include the H- and P-phrases and the accompanying pictogram

  • H- (hazard/indication of danger) phrases
  • P- (precautionary measures/ phrases

Examples of unstable explosive substances are:

  • Benzoyl peroxide and mercury fulminate

The following applies to an unstable explosive substance

  • the GHS-pictogram GHS01 (explosion)
  • the hazard statement H200 Unstable explosive substance
  • and the precautionary measure P201-Read the special instructions before use

Risico's > What can happen?
  • Fire;
  • Explosion;
  • Exposure to the hazardous substance;
  • Skin diseases;
  • Damage to the airways or nervous system;
  • Decanting to a storage cabinet.
Measures > What must you do?

What does not have to be stored?

Working stock:

  • does not have to be stored in a fire-resistant cabinet or storage container
  • has to be match the quantity needed for 1 day
  • may not be located on the route of forklift trucks or other vehicles
  • may not obstruct emergency routes

What must be stored?

  • Hazardous substances that are in storage 
  • Hazardous substance that are awaiting outflow

How must hazardous substances be stored?

Hazardous substances must be stored in a storage device such as a fire-resistant cabinet, storage container and such.

Storage must meet the following requirements:

  • If the working stock consists of 50 or more litres of hazardous fluids, the package must be placed on top of a liquid-tight spill tray or a comparable device. The capacity of the spill tray should equal the largest package +10% of the total
  • A storage cabinet may be used to store up to 150 litres
  • A container may be used to store up to 150 litres
  • Spilled or leaked hazardous substances must be cleaned up as soon as possible

Which substances must be stored separately?

  • Packaged hazardous substances that might react with one and other
  • This concerns reactions that result in a temperature or pressure change or the formation of gasses 

Check the product information sheet on the hazardous substance in question. The product information sheet states whether the product must be stored separately.

The storage facility must:

  • be closed off and ventilated using outside air
  • contain a pictogram or the text “NO SMOKING NO OPEN FLAMES”

be kept clean.

Requirements PGS-cabinet:

  • Decanting in a PGS-cabinet (Publication Series Hazardous Substances) is prohibited
  • Do not store “non-hazardous substances” in a PGS-cabinet
  • Only use PGS-cabinets that are self-locking

Upon use, close the PGS-cabinet doors.

The packaging:

  • of the stored substances must be in good condition; and

must contain the relevant marking (hazard symbols, labels)

Safety/Hazard maps

Hazard/safety maps on the hazardous substances can be found in SharePoint. Click on the hyperlinks below to open them: