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Risk
Phrases
R1
英文解释
中文解释
Explosive when dry.
Risk of explosion by shock, friction,
fire or other
sources of ignition.
Extreme risk of explosion
by shock, friction, fire or
other
sources of ignition.
干燥时有爆炸性；
受冲击、摩擦、着火或
其他引燃源有爆炸危险；
受冲击、摩擦、着火或
其他引燃源有
极高爆炸危险；
生成极敏感的爆炸性金
属化合物；
受热可能引起爆炸；
与空气或未与空气接触
发生爆炸；
可能引起火灾；
与可燃物料接触可能引
起火灾；
与可燃物料混合时发生
爆炸；
易燃的；
高度易燃的；
极易燃的；
与水猛烈反应；
R2
R3
R4
Forms very sensitive explosive metallic
compounds.
R5
Heating may cause an explosion.
R6
Explosive with or without contact with
air.
R7
May cause fire.
R8
Contact with
combustible material may cause fire.
R9
Explosive
when mixed with combustible material.
R10
R11
R12
R14
Flammable.
Highly flammable.
Extremely flammable.
Reacts violently with
water.
Reacts violently
with water, liberating highly flammable
与水猛烈反应，释放出
R14/15
gases.
极易燃气体；
Contact with water liberates extremely
flammable
gases.
Contact with water liberates toxic,
highly flammable
与水接触释放出极易燃
气体；
与水接触释放出有毒
的，极易燃气体；
与氧化性物质混合时发
生爆炸；
在空气中易自燃；
使用中可能形成易燃
/
爆
炸性蒸气空气混合物；
R15
R15/29
gas.
R16
Explosive
when mixed with oxidizing substances.
R17
Spontaneously flammable in air.
In use, may form
flammable/explosive vapour-air
mixture.
R18
R19
May form
explosive peroxides.
可能生成爆炸性过氧化
物；
吸入有害；
吸入和与皮肤接触是有
害的；
吸入、与皮肤接触和吞
食是有害的；
吸入和吞食是有害的；
与皮肤接触是有害的；
与皮肤接触和吞食是有
毒的；
吞食是有害的；
吸入有害；
吸入和与皮肤接触是有
毒的；
吸入、与皮肤接触和吞
食是有毒的；
吸入和吞食是有毒的；
与皮肤接触有毒；
与皮肤接触和吞食是有
毒的；
吞食有毒；
吸入有极高毒性；
吸入和与皮肤接触有极
高毒性；
吸入、与皮肤接触和吞
食有极高毒性；
吸入和吞食有极高毒
性；
与皮肤接触有极高毒
性；
与皮肤接触和吞食有极
R20
Harmful by inhalation.
R20/21
Harmful by inhalation and in contact
with skin.
R20/21
/22
Harmful by inhalation, in contact with
skin and if
swallowed.
R20/22
R21
Harmful by inhalation and
if swallowed.
Harmful in
contact with skin.
R21/22
Harmful in contact with
skin and if swallowed.
R22
R23
Harmful if swallowed.
Toxic by inhalation.
R23/24
Toxic by
inhalation and in contact with skin.
R23/24
/25
Toxic by inhalation, in contact with
skin and if
swallowed.
R23/25
R24
Toxic by inhalation and if
swallowed.
Toxic in contact
with skin.
R24/25
Toxic in contact with skin
and if swallowed.
R25
R26
Toxic if swallowed.
Very toxic by inhalation.
R26/27
Very
toxic by inhalation and in contact with skin.
R26/27
/28
Very toxic by inhalation,
in contact with skin and if
swallowed.
R26/28
Very toxic by inhalation and if
swallowed.
R27
Very toxic in contact with skin.
R27/28
Very toxic in contact with skin and if
swallowed.
高毒性；
R28
Very toxic if swallowed.
吞食有极高毒性；
与水接触释放出有毒气
体；
使用会变为高度易燃
的；
与酸接触释放出有毒气
体；
与酸接触释放出极高毒
性气体；
有累积作用危险；
引起灼伤；
引起严重灼伤；
刺激眼睛；
刺激眼睛和呼吸系统；
刺激眼睛、呼吸系统和
皮肤；
刺激眼睛和皮肤；
刺激呼吸系统；
刺激呼吸系统和皮肤；
刺激皮肤；
有极严重不可逆作用危
险；
有毒的：经吸入有极严
重不可逆作用
危险；
有毒的：经吸入和与皮
肤接触有极严重不可逆作用危
险；
有毒的：经吸入、与皮
肤接触和吞食
有极严重不可逆
作用危险；
有毒的：经吸入和吞食
R29
Contact with water liberates toxic gas.
R30
Can become highly flammable in use.
R31
Contact with acids liberates toxic gas.
R32
Contact with acids liberates very toxic
gas.
R33
R34
R35
R36
R36/37
R36/37
/38
R36/38
R37
R37/38
R38
Danger of
cumulative effects.
Causes
burns.
Causes severe burns.
Irritating to eyes.
Irritating to eyes and
respiratory system.
Irritating to eyes, respiratory system
and skin.
Irritating to
eyes and skin.
Irritating
to respiratory system.
Irritating to respiratory system and
skin.
Irritating to skin.
R39
Danger of very serious irreversible
effects.
Toxic : danger of
very serious irreversible effects
R39/23
through
inhalation.
R39/23
/24
Toxic : danger of very serious
irreversible effects
through inhalation
and in contact with skin.
R39/23
/24/25
Toxic : danger of very serious
irreversible effects
through
inhalation, in contact with skin and if swallowed.
R39/23
Toxic :
danger of very serious irreversible effects
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