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GHS Category - Flammable Solids
Posted Date:2022/8/5 1
GHS Definition:
Flammable solids refer to solids that are easily combustible or may cause or support combustion through friction.
A readily combustible solid is a powder, granular or pasty substance that can burn if it comes into short contact with an ignition source, such as a burning match, and can be dangerous if the fire spreads rapidly.
Flammable Solids Standard:
Category
|
Standard
|
1
|
Burn rate test:
Substances or mixtures other than metallic powders:
(a) the wet parts are not flame retardant, and
(b) Burn time < 45 seconds or burn rate > 2.2 mm/s
Metal powder: burning time ≤ 5 minutes
|
2
|
Burn rate test:
Substances or mixtures other than metallic powders:
(a) the wet part can be flame retardant for at least 4 minutes; and
(b) Burn time < 45 seconds or burn rate > 2.2 mm/s
Metal powder: burning time > 5 minutes and ≤ 10 minutes
|
Examples of flammable solids:
▪Aminoguanidine Bicarbonate
▪Magnesium Nitride
▪Paraformaldehyde
▪Naphthalene ethyl ring
▪1,5-Dihydroxy-4,8-dinitroanthraquinone
▪1-Hydroxy-2,4-dinitrobenzene
▪2,4-Dinitroanisole
Labeling and classification of flammable solids:
Classification
|
Label
|
Hazard statement code
|
Hazard category
|
Hazard classification
|
Pictograms
|
Signal word
|
Hazard statement
|
GHS
|
United Nations Model Regulations
|
Flammable solid
|
1
|
|
|
Danger
Warn
|
Flammable solid
|
H228
|
2
|
|
|
Flammable solid
|
H228
|