|
1.
IDENTIFICATION
OF
THE
SUBSTANCE/MIXTURE
AND
OF
THE
COMPANY/UNDERTAKING
Product
name
:
Sulfur
trioxide
2.
HAZARDS
IDENTIFICATION
Classification
of
the
substance
or
mixture
According
to
Regulation
(EC)
No1272/2008
Oxidizing
liquids
(Category
1)
Acute
toxicity,
Inhalation
(Category
1)
Skin
corrosion
(Category
1B)
Carcinogenicity
(Category
1B)
According
to
European
Directive
67/548/EEC
as
amended.
May
cause
cancer.
Contact
with
combustible
material
may
cause
fire.
Reacts
violently
with
water.
Causes
burns.
Very
toxic
by
inhalation.
Label
elements
Pictogram
Signal
word
Hazard
statement(s)
H271
H314
H330
H350
Precautionary
statement(s)
P201
P220
P260
P280
P284
P305
+
P351
+
P338
Danger
May
cause
fire
or
explosion;
strong
oxidiser.
Causes
severe
skin
burns
and
eye
damage.
Fatal
if
inhaled.
May
cause
cancer.
Obtain
special
instructions
before
use.
Keep/Store
away
from
clothing/
combustible
materials.
Do
not
breathe
dust/
fume/
gas/
mist/
vapours/
spray.
Wear
protective
gloves/
protective
clothing/
eye
protection/
face
protection.
Wear
respiratory
protection.
IF
IN
EYES:
Rinse
cautiously
with
water
for
several
minutes.
Remove
contact
lenses,
if
present
and
easy
to
do.
Continue
rinsing.
Hazard
symbol(s)
O
T+
R-phrase(s)
R45
R26
R8
R14
R34
S-phrase(s)
S53
S17
S26
S36/37/39
S45
Oxidising
Very
toxic
May
cause
cancer.
Also
very
toxic
by
inhalation.
Contact
with
combustible
material
may
cause
fire.
Reacts
violently
with
water.
Causes
burns.
Avoid
exposure
-
obtain
special
instructions
before
use.
Keep
away
from
combustible
material.
In
case
of
contact
with
eyes,
rinse
immediately
with
plenty
of
water
and
seek
medical
advice.
Wear
suitable
protective
clothing,
gloves
and
eye/face
protection.
In
case
of
accident
or
if
you
feel
unwell,
seek
medical
advice
immediately
(show
the
label
where
possible).
Restricted
to
professional
users.
Other
hazards
-
none
3.
COMPOSITION/INFORMATION
ON
INGREDIENTS
Synonyms
Formula
Molecular
Weight
:
:
:
Sulfuric
anhydride
O3S
80,06
g/mol
CAS-No.
EC-No.
Classification
Concentration
Sulphur trioxide
7446-11-9
231-197-3
-
Ox.
Liq.
1;
Acute
Tox.
1;
Skin
-
Corr.
1B;
Carc.
1B;
H271,
H314,
H330,
H350
O,
T+,
R45
-
R
8
-
R14
-
R34
-
R26
For
the
full
text
of
the
H-Statements
mentioned
in
this
Section,
see
Section
16.
4.
FIRST
AID
MEASURES
General
advice
Consult
a
physician.
Show
this
safety
data
sheet
to
the
doctor
in
attendance.
If
inhaled
If
breathed
in,
move
person
into
fresh
air.
If
not
breathing
give
artificial
respiration
Consult
a
physician.
In
case
of
skin
contact
Take
off
contaminated
clothing
and
shoes
immediately.
Wash
off
with
soap
and
plenty
of
water.
Consult
a
physician.
In
case
of
eye
contact
Rinse
thoroughly
with
plenty
of
water
for
at
least
15
minutes
and
consult
a
physician.
If
swallowed
Do
NOT
induce
vomiting.
Never
give
anything
by
mouth
to
an
unconscious
person.
Rinse
mouth
with
water.
Consult
a
physician.
5.
FIRE-FIGHTING
MEASURES
Suitable
extinguishing
media
Carbon
dioxide
(CO2)
Dry
powder
Extinguishing
media
which
shall
not
be
used
for
safety
reasons
Water
Special
protective
equipment
for
fire-fighters
Wear
self
contained
breathing
apparatus
for
fire
fighting
if
necessary.
6.
ACCIDENTAL
RELEASE
MEASURES
Personal
precautions
Wear
respiratory
protection.
Avoid
breathing
vapors,
mist
or
gas.
Ensure
adequate
ventilation.
Evacuate
personnel
to
safe
areas.
Environmental
precautions
Prevent
further
leakage
or
spillage
if
safe
to
do
so.
Do
not
let
product
enter
drains.
Methods
and
materials
for
containment
and
cleaning
up
Contain
spillage,
and
then
collect
with
non-combustible
absorbent
material,
(e.g.
sand,
earth,
diatomaceous
earth,
vermiculite)
and
place
in
container
for
disposal
according
to
local
/
national
regulations
(see
section
13).
Do
not
flush
with
water.
7.
HANDLING
AND
STORAGE
Precautions
for
safe
handling
Avoid
inhalation
of
vapour
or
mist.Avoid
exposure
-
obtain
special
instructions
before
use.
Keep
away
from
sources
of
ignition
-
No
smoking.
Keep
away
from
combustible
material.
Conditions
for
safe
storage
Store
in
cool
place.
Keep
container
tightly
closed
in
a
dry
and
well-ventilated
place.
Containers
which
are
opened
must
be
carefully
resealed
and
kept
upright
to
prevent
leakage.
Reacts
violently
with
water.
8.
EXPOSURE
CONTROLS/PERSONAL
PROTECTION
Personal
protective
equipment
Respiratory
protection
Where
risk
assessment
shows
air-purifying
respirators
are
appropriate
use
a
full-face
respirator
with
multi-purpose
combination
(US)
or
type
AXBEK
(EN
14387)
respirator
cartridges
as
a
backup
to
engineering
controls.
If
the
respirator
is
the
sole
means
of
protection,
use
a
full-face
supplied
air
respirator.
Use
respirators
and
components
tested
and
approved
under
appropriate
government
standards
such
as
NIOSH
(US)
or
CEN
(EU).
Hand
protection
The
selected
protective
gloves
have
to
satisfy
the
specifications
of
EU
Directive
89/686/EEC
and
the
standard
EN
374
derived
from
it.
Handle
with
gloves.
Eye
protection
Tightly
fitting
safety
goggles.
Faceshield
(8-inch
minimum).
Skin
and
body
protection
Choose
body
protection
according
to
the
amount
and
concentration
of
the
dangerous
substance
at
the
work
place.
Hygiene
measures
Avoid
contact
with
skin,
eyes
and
clothing.
Wash
hands
before
breaks
and
immediately
after
handling
the
product.
9.
PHYSICAL
AND
CHEMICAL
PROPERTIES
Appearance
Form
Safety
data
pH
Melting
point
Boiling
point
Flash
point
Ignition
temperature
Lower
explosion
limit
Upper
explosion
limit
Vapour
pressure
Density
Water
solubility
Relative
vapour
density
liquid
no
data
available
16,8
°C
-
lit.
44,7
°C
-
lit.
no
data
available
no
data
available
no
data
available
no
data
available
680
hPa
at
37,7
°C
373
hPa
at
25
°C
1,97
g/mL
at
25
°C
no
data
available
2,76
-
(Air
=
1.0)
10.
STABILITY
AND
REACTIVITY
Chemical
stability
Stable
under
recommended
storage
conditions.
Possibility
of
hazardous
reactions
Reacts
violently
with
water.
Conditions
to
avoid
Exposure
to
moisture.
Materials
to
avoid
Organic
materials,
Powdered
metals,
Bases,
Strong
bases,
Metals,
Water,
Sulfur
trioxide
reacts
violently
with
water
to
form
sulfuric
acid.
Contact
with
air
causes
rapid
absorption
of
moisture
and
the
release
of
dense,
white,
sulfuric
acid
fumes,
Incompatible
with:,
Nitrates,
Chlorates,
Cyanides,
picrates,
Sulfides
Hazardous
decomposition
products
Hazardous
decomposition
products
formed
under
fire
conditions.
-
Sulphur
oxides
11.
TOXICOLOGICAL
INFORMATION
Acute
toxicity
LC50
Inhalation
-
rat
-
4
h
-
375
mg/m3
Skin
corrosion/irritation
Skin
-
rabbit
-
Severe
skin
irritation
Serious
eye
damage/eye
irritation
Eyes
-
rabbit
-
Severe
eye
irritation
Respiratory
or
skin
sensitization
no
data
available
Germ
cell
mutagenicity
no
data
available
Carcinogenicity
This
is
or
contains
a
component
that
has
been
reported
to
be
carcinogenic
based
on
its
IARC,
OSHA,
ACGIH,
NTP,
or
EPA
classification.
Possible
human
carcinogen
IARC:
No
component
of
this
product
present
at
levels
greater
than
or
equal
to
0.1%
is
identified
as
probable,
possible
or
confirmed
human
carcinogen
by
IARC.
Reproductive
toxicity
no
data
available
Specific
target
organ
toxicity
-
single
exposure
no
data
available
Specific
target
organ
toxicity
-
repeated
exposure
no
data
available
Aspiration
hazard
no
data
available
Potential
health
effects
Inhalation
Ingestion
Skin
Eyes
May
be
fatal
if
inhaled.
Material
is
extremely
destructive
to
the
tissue
of
the
mucous
membranes
and
upper
respiratory
tract.
May
be
harmful
if
swallowed.
Causes
burns.
May
be
harmful
if
absorbed
through
skin.
Causes
skin
burns.
Causes
eye
burns.
Signs
and
Symptoms
of
Exposure
Material
is
extremely
destructive
to
tissue
of
the
mucous
membranes
and
upper
respiratory
tract,
eyes,
and
skin.,
Cough,
Shortness
of
breath,
Headache,
Nausea
Additional
Information
RTECS:
WT4830000
12.
ECOLOGICAL
INFORMATION
Toxicity
no
data
available
Persistence
and
degradability
no
data
available
Bioaccumulative
potential
no
data
available
Mobility
in
soil
no
data
available
PBT
and
vPvB
assessment
no
data
available
Other
adverse
effects
no
data
available
13.
DISPOSAL
CONSIDERATIONS
Product
Observe
all
federal,
state,
and
local
environmental
regulations.
Contact
a
licensed
professional
waste
disposal
service
to
dispose
of
this
material.
Dissolve
or
mix
the
material
with
a
combustible
solvent
and
burn
in
a
chemical
incinerator
equipped
with
an
afterburner
and
scrubber.
Contaminated
packaging
Dispose
of
as
unused
product.
14.
TRANSPORT
INFORMATION
ADR/RID
UN-Number:
1829
Class:
8
Packing
group:
I
Proper
shipping
name:
SULPHUR
TRIOXIDE,
STABILIZED
IMDG
UN-Number:
1829
Class:
8
Packing
group:
I
EMS-No:
F-A,
S-B
Proper
shipping
name:
SULPHUR
TRIOXIDE,
STABILIZED
Marine
pollutant:
No
IATA
UN-Number:
1829
Class:
8
Proper
shipping
name:
Sulphur
trioxide,
stabilized
IATA
Passenger:
Not
permitted
for
transport
IATA
Cargo:
Not
permitted
for
transport
15.
REGULATORY
INFORMATION
This
safety
datasheet
complies
with
the
requirements
of
Regulation
(EC)
No.
1907/2006.
16.
OTHER
INFORMATION
Text
of
H-code(s)
and
R-phrase(s)
mentioned
in
Section
3
Acute
Tox.
Carc.
H271
H314
H330
H350
Ox.
Liq.
Skin
Corr.
O
T+
R8
R14
R26
R34
R45
Acute
toxicity
Carcinogenicity
May
cause
fire
or
explosion;
strong
oxidiser.
Causes
severe
skin
burns
and
eye
damage.
Fatal
if
inhaled.
May
cause
cancer.
Oxidizing
liquids
Skin
corrosion
Oxidising
Very
toxic
Contact
with
combustible
material
may
cause
fire.
Reacts
violently
with
water.
Very
toxic
by
inhalation.
Causes
burns.
May
cause
cancer.
Further
information
The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide. The information this document is based on the resent state of our knowledge and is applicable to the product with regard to appropriate safety precautions. It does not represent any guarantee of the properties of the product. Lookchem shall not be held liable for any damage resulting from handling or from contact with the above product. See reverse side of invoice or packing slip for additional terms and conditions of sale. |
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