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Risk Phrases
Indication of Particular
Risks
R1:
Explosive when dry
2:
Risk of
explosion by shock, friction, fire or other
sources of ignition
3:
Extreme risk of explosion
by shock, friction, fire or
other sources of ignition
4:
Forms very sensitive
explosive metallic compounds
5:
Heating may cause an
explosion
6:
Explosive with or without contact with
air
7:
May cause fire
8:
Contact with combustible
material may cause fire
9:
Explosive when mixed with
combustible material
10:
Flammable
11:
Highly
Flammable
12:
Extremely Flammable
14:
Reacts
violently with water
15:
Contact with water
liberates extremely flammable
gases
16:
Explosive when mixed with oxidizing
substances
17:
Spontaneously flammable in air
18:
In use may form flammable/explosive
vapor-air
mixture
19:
May form
explosive peroxides
20:
Harmful by inhalation
21:
Harmful in contact with skin
22:
Harmful if swallowed
23:
Toxic by
inhalation
24:
Toxic in contact with skin
25:
Toxic if
swallowed
26:
Very Toxic by inhalation
27:
Very Toxic
in contact with skin
28:
Very Toxic if swallowed
29:
Contact with water liberates toxic gas
30:
Can become highly flammable in use
31:
Contact with acids liberates toxic gas
32:
Contact with acids liberates very toxic
gas
33:
Danger of cumulative effects
35:
Causes severe burns
36:
Irritating
to the eyes
37:
Irritating to the respiratory system
38:
Irritating to the skin
39:
Danger of
very serious irreversible effects
40:
Limited
evidence of a carcinogenic effect
41:
Risk of
serious damage to eyes
42:
May cause sensitization
by inhalation
43:
May cause sensitization
by skin contact
44:
Risk of explosion if
heated under confinement
45:
May cause cancer
46:
May cause heritable genetic damage
48:
Danger of serious damage to health by
prolonged
exposure
49:
May cause
cancer by inhalation
50:
Very Toxic to aquatic
organisms
51:
Toxic to aquatic organisms
52:
Harmful to
aquatic organisms
53:
May cause long-term
adverse effects in the aquatic
environment
54:
Toxic to flora
55:
Toxic to fauna
56:
Toxic to soil organisms
57:
Toxic to
bees
58:
May cause long-term adverse effects in
the
environment
59:
Dangerous for the ozone
layer
60:
May impair fertility
61:
May cause
harm to the unborn child
62:
Possible risk of
impaired fertility
63:
Possible risk of harm to
the unborn child
64:
May cause harm to
breast-fed babies
65:
Harmful: May cause lung
damage if swallowed
66:
Repeated exposure may
cause skin dryness or
cracking
67:
Vapors may cause drowsiness and
dizziness
34:
Causes burns
68:
Possible
risk of irreversible effects
Risk Phrases
Combination of
Particular Risks
14/15:
Reacts
violently with water, liberating extremely
flammable gases
15/29:
Contact with water
liberates toxic, extremely
flammable gas
20/21:
Harmful by inhalation
and in contact with skin
20/21/22:
Harmful by
inhalation, in contact with skin and if
swallowed
20/22:
Harmful by inhalation
and if swallowed
21/22:
Harmful in contact
with skin and if swallowed
23/24:
Toxic by inhalation
and in contact with skin
23/24/25:
Toxic by
inhalation, in contact with skin and if
swallowed
23/25:
Toxic by inhalation
and if swallowed
24/25:
Toxic in contact with
skin and if swallowed
26/27:
Very Toxic by
inhalation and in contact with skin
26/27/28:
Very
Toxic by inhalation, in contact with skin and if
swallowed
26/28:
Very
Toxic by inhalation and if swallowed
27/28:
Very
Toxic in contact with skin and if swallowed
36/37:
Irritating to eyes and respiratory
system
36/37/38:
Irritating to
eyes, respiratory system and skin
36/38:
Irritating to eyes and skin
37/38:
Irritating to respiratory system and
skin
39/23:
Toxic: danger of very serious
irreversible effects
through inhalation
39/23/24:
Toxic: danger of
very serious irreversible effects
through inhalation in contact with skin
39/23/24/25:
Toxic: danger of very serious
irreversible effects
through inhalation, in contact with
skin and if
swallowed
39/23/25:
Toxic: danger of
very serious irreversible effects
through inhalation and if swallowed
39/24:
Toxic:
danger of very serious irreversible effects in
contact with skin
39/24/25:
Toxic:
danger of very serious irreversible effects in
contact with skin and if
swallowed
48/20:
Harmful: danger of serious damage to
health by
prolonged
exposure through inhalation
48/20/21:
Harmful: danger of
serious damage to health by
prolonged exposure through inhalation
and in
contact with skin
48/20/21/22:
Harmful: danger
of serious damage to health by
prolonged exposure through inhalation,
and in
contact with skin and if
swallowed
48/20/22:
Harmful: danger of serious damage to
health by
prolonged
exposure through inhalation and if
swallowed
48/21:
Harmful: danger of serious damage to
health by
prolonged
exposure in contact with skin
48/21/22:
Harmful: danger of
serious damage to health by
prolonged exposure in contact with skin
and if
swallowed
48/22:
Harmful: danger of
serious damage to health by
prolonged exposure if swallowed
48/23:
Toxic:
danger of serious damage to health by
prolonged exposure through inhalation
48/23/24:
Toxic:
danger of serious damage to health by
prolonged exposure through inhalation
and in
contact with skin
48/23/24/25:
Toxic: danger
of serious damage to health by
prolonged exposure through inhalation,
in contact
with skin and if swallowed
48/23/25:
Toxic:
danger of serious damage to health by
prolonged exposure through inhalation
and if
swallowed
48/24:
Toxic: danger of
serious damage to health by
prolonged exposure in contact with skin
48/24/25:
Toxic:
danger of serious damage to health by
prolonged exposure in contact with skin
and if
swallowed
48/25:
Toxic: danger of
serious damage to health by
prolonged exposure if swallowed
50/53:
Very
Toxic to aquatic organisms, may cause