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MSDS 
:
 Potassium Hydroxide 0.05N - 0.1N  (in Methanol)
CAS 
:
 67-56-1
SYNONYMS 
:
 Carbinol; Methanol; Methyl hydroxide; Monohydroxymethane; Pyroxylic     spirit; Wood alcohol; Wood naptha; Wood spirit; Monohydroxymethane;     Methyl hydrate
**** SECTION 2 - COMPOSITION, INFORMATION ON INGREDIENTS ****

+----------------+--------------------------------------+----------+-----------+
| CAS# | Chemical Name | % | EINECS# |
|----------------|--------------------------------------|----------|-----------|
|----------------|--------------------------------------|----------|-----------|
| 67-56-1 |Methyl alcohol | 99-99.7 | 200-659-6 |
|----------------|--------------------------------------|----------|-----------|
| 1310-58-3 |Potassium hydroxide | .28-.56 | 215-181-3 |
+----------------+--------------------------------------+----------+-----------+
Text for R-phrases: see Section 16
Hazard Symbols: T F
Risk Phrases: 11 23/25 36/37/38

**** SECTION 3 - HAZARDS IDENTIFICATION ****

EMERGENCY OVERVIEW
Highly flammable. Toxic by inhalation and if swallowed. Irritating
to eyes, respiratory system and skin.

Potential Health Effects
Eye:
Produces irritation, characterized by a burning sensation, redness,
tearing, inflammation, and possible corneal injury. May cause
painful sensitization to light.
Skin:
Causes moderate skin irritation. May be absorbed through the skin in
harmful amounts. Prolonged and/or repeated contact may cause
defatting of the skin and dermatitis.
Ingestion:
May be fatal or cause blindness if swallowed. May cause
gastrointestinal irritation with nausea, vomiting and diarrhea. May
cause systemic toxicity with acidosis. May cause central nervous
system depression, characterized by excitement, followed by headache,
dizziness, drowsiness, and nausea. Advanced stages may cause
collapse, unconsciousness, coma and possible death due to respiratory
failure. May cause cardiopulmonary system effects.
Inhalation:
Harmful if inhaled. May cause adverse central nervous system effects
including headache, convulsions, and possible death. May cause visual
impairment and possible permanent blindness. Causes irritation of the
mucous membrane.
Chronic:
Prolonged or repeated skin contact may cause dermatitis. Chronic
inhalation and ingestion may cause effects similar to those of acute
inhalation and ingestion. Chronic exposure may cause reproductive
disorders and teratogenic effects. Laboratory experiments have
resulted in mutagenic effects. Prolonged exposure may cause liver,
kidney, and heart damage.

**** SECTION 4 - FIRST AID MEASURES ****

Eyes:
Immediately flush eyes with plenty of water for at least 15 minutes,
occasionally lifting the upper and lower eyelids. Get medical aid
immediately.
Skin:
Immediately flush skin with plenty of water for at least 15 minutes
while removing contaminated clothing and shoes. Get medical aid if
irritation develops or persists. Wash clothing before reuse.
Ingestion:
Call a poison control center. If swallowed, do not induce vomiting
unless directed to do so by medical personnel. Never give anything by
mouth to an unconscious person. Get medical aid.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh
air immediately. If not breathing, give artificial respiration. If
breathing is difficult, give oxygen.
Notes to Physician:
Effects may be delayed. Ethanol may inhibit methanol metabolism.

**** SECTION 5 - FIRE FIGHTING MEASURES ****

General Information:
Containers can build up pressure if exposed to heat and/or fire. As
in any fire, wear a self-contained breathing apparatus in
pressure-demand, MSHA/NIOSH (approved or equivalent), and full
protective gear. Water runoff can cause environmental damage. Dike
and collect water used to fight fire. Vapors can travel to a source
of ignition and flash back. During a fire, irritating and highly
toxic gases may be generated by thermal decomposition or combustion.
Flammable Liquid. Can release vapors that form explosive mixtures at
temperatures above the flashpoint. Use water spray to keep
fire-exposed containers cool. Water may be ineffective. Material is
lighter than water and a fire may be spread by the use of water.
Vapors may be heavier than air. They can spread along the ground and
collect in low or confined areas. May be ignited by heat, sparks, and
flame.
Extinguishing Media:
For small fires, use dry chemical, carbon dioxide, water spray or
alcohol-resistant foam. Use water spray to cool fire-exposed
containers. Water may be ineffective. For large fires, use water
spray, fog or alcohol-resistant foam. Do NOT use straight streams of
water.

**** SECTION 6 - ACCIDENTAL RELEASE MEASURES ****

General Information: Use proper personal protective equipment as indicated
in Section 8.
Spills/Leaks:
Scoop up with a nonsparking tool, then place into a suitable
container for disposal. Use water spray to disperse the gas/vapor.
Remove all sources of ignition. Absorb spill using an absorbent,
non-combustible material such as earth, sand, or vermiculite. Do not
use combustible materials such as sawdust. Provide ventilation. A
vapor suppressing foam may be used to reduce vapors. Water spray may
reduce vapor but may not prevent ignition in closed spaces.

**** SECTION 7 - HANDLING and STORAGE ****

Handling:
Wash thoroughly after handling. Remove contaminated clothing and
wash before reuse. Ground and bond containers when transferring
material. Do not breathe dust, vapor, mist, or gas. Do not get in
eyes, on skin, or on clothing. Empty containers retain product
residue, (liquid and/or vapor), and can be dangerous. Keep container
tightly closed. Keep away from heat, sparks and flame. Do not ingest
or inhale. Use only in a chemical fume hood. Do not pressurize, cut,
weld, braze, solder, drill, grind, or expose empty containers to
heat, sparks or open flames.
Storage:
Keep away from heat, sparks, and flame. Keep away from sources of
ignition. Store in a cool, dry, well-ventilated area away from
incompatible substances. Flammables-area. Keep containers tightly
closed. Do not store in aluminum or lead containers.

**** SECTION 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION ****

Engineering Controls:
Use explosion-proof ventilation equipment. Facilities storing or
utilizing this material should be equipped with an eyewash facility
and a safety shower. Use adequate general or local exhaust
ventilation to keep airborne concentrations below the permissible
exposure limits. Use only under a chemical fume hood.
Exposure Limits
CAS# 67-56-1:
United Kingdom, WEL - TWA: 200 ppm TWA; 266 mg/m3 TWA
United Kingdom, WEL - STEL: 250 ppm STEL; 333 mg/m3 STEL
United States OSHA: 200 ppm TWA; 260 mg/m3 TWA
Belgium - TWA: 200 ppm VLE; 266 mg/m3 VLE
Belgium - STEL: 250 ppm VLE; 333 mg/m3 VLE
France - VME: 200 ppm VME; 260 mg/m3 VME
France - VLE: 1000 ppm VLE; 1300 mg/m3 VLE
Germany: 200 ppm TWA; 270 mg/m3 TWA
Germany: Skin absorber
Japan: 200 ppm OEL; 260 mg/m3 OEL
Malaysia: 200 ppm TWA; 262 mg/m3 TWA
Netherlands: 200 ppm MAC; 260 mg/m3 MAC
Russia: 5 mg/m3 TWA
Spain: 200 ppm VLA-ED; 266 mg/m3 VLA-ED
Spain: 250 ppm VLA-EC; 333 mg/m3 VLA-EC
CAS# 1310-58-3:
United Kingdom, WEL - STEL: 2 mg/m3 STEL

Belgium - STEL: 2 mg/m3 VLE
France - VLE: 2 mg/m3 VLE
Japan: 2 mg/m3 Ceiling
Malaysia: 2 mg/m3 Ceiling
Spain: 2 mg/m3 VLA-EC

Personal Protective Equipment

Eyes:
Wear appropriate protective eyeglasses or chemical
safety goggles as described by OSHA's eye and face
protection regulations in 29 CFR 1910.133 or European
Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin
exposure.
Clothing:
Wear appropriate protective clothing to prevent skin
exposure.
Respirators:
A respiratory protection program that meets OSHA's 29
CFR 1910.134 and ANSI Z88.2 requirements or European
Standard EN 149 must be followed whenever workplace
conditions warrant respirator use.

**** SECTION 9 - PHYSICAL AND CHEMICAL PROPERTIES ****

Physical State: Liquid
Color: clear, colorless
Odor: alcohol-like - weak odor
pH: Not available.
Vapor Pressure: 128 mm Hg @ 20 deg C
Viscosity: 0.55 cP 20 deg C
Boiling Point: 64.7 deg C @ 760.00mm Hg
Freezing/Melting Point: -98 deg C
Autoignition Temperature: 455 deg C ( 851.00 deg F)
Flash Point: 12 deg C ( 53.60 deg F)
Explosion Limits, lower: 7.30 vol %
Explosion Limits, upper: 36.00 vol %
Decomposition Temperature: Not available.
Solubility in water: miscible
Specific Gravity/Density: .7910g/cm3
Molecular Formula: CH4O
Molecular Weight: 32.04

**** SECTION 10 - STABILITY AND REACTIVITY ****

Chemical Stability:
Stable under normal temperatures and pressures.
Conditions to Avoid:
High temperatures, incompatible materials, ignition sources,
oxidizers.
Incompatibilities with Other Materials:
Acids (mineral, non-oxidizing, e.g. hydrochloric acid, hydrofluoric
acid, muriatic acid, phosphoric acid), acids (mineral, oxidizing,
e.g. chromic acid, hypochlorous acid, nitric acid, sulfuric acid),
acids (organic, e.g. acetic acid, benzoic acid, formic acid,
methanoic acid, oxalic acid), azo, diazo, and hydrazines (e.g.
dimethyl hydrazine, hydrazine, methyl hydrazine), isocyanates (e.g.
methyl isocyanate), nitrides (e.g. potassium nitride, sodium
nitride), peroxides and hydroperoxides (organic, e.g. acetyl
peroxide, benzoyl peroxide, butyl peroxide, methyl ethyl ketone
peroxide), epoxides (e.g. butyl glycidyl ether), Oxidants (such as
barium perchlorate, bromine, chlorine, hydrogen peroxide, lead
perchlorate, perchloric acid, sodium hypochlorite)., Active metals
(such as potassium and magnesium)., acetyl bromide, alkyl aluminum
salts, beryllium dihydride, carbontetrachloride, carbon
tetrachloride + metals, chloroform + heat, chloroform + sodium
hydroxide, cyanuric chloride, diethyl zinc, nitric acid,
potassium-tert-butoxide, chloroform + hydroxide, water reactive
substances (e.g. acetic anyhdride, alkyl aluminum chloride, calcium
carbide, ethyl dichlorosilane).
Hazardous Decomposition Products:
Carbon monoxide, irritating and toxic fumes and gases, carbon
dioxide, formaldehyde.
Hazardous Polymerization: Will not occur.

**** SECTION 11 - TOXICOLOGICAL INFORMATION ****

RTECS#:
CAS# 67-56-1: PC1400000
CAS# 1310-58-3: TT2100000
LD50/LC50:
CAS# 67-56-1: Draize test, rabbit, eye: 40 mg Moderate; Draize test,
rabbit, eye: 100 mg/24H Moderate; Draize test, rabbit, skin: 20
mg/24H Moderate; Inhalation, rabbit: LC50 = 81000 mg/m3/14H;
Inhalation, rat: LC50 = 64000 ppm/4H; Oral, mouse: LD50 = 7300
mg/kg; Oral, rabbit: LD50 = 14200 mg/kg; Oral, rat: LD50 = 5600
mg/kg; Skin, rabbit: LD50 = 15800 mg/kg.
CAS# 1310-58-3: Draize test, rabbit, skin: 50 mg/24H Severe; Oral,
rat: LD50 = 273 mg/kg.
Carcinogenicity:
Methyl alcohol -
Not listed by ACGIH, IARC, or NTP.
Potassium hydroxide -
Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.

**** SECTION 12 - ECOLOGICAL INFORMATION ****

Ecotoxicity:
Fish: Fathead Minnow: 29.4 g/L; 96 Hr; LC50 (unspecified)Fish:
Goldfish: 250 ppm; 11 Hr; resulted in deathFish: Rainbow trout: 8000
mg/L; 48 Hr; LC50 (unspecified)Fish: Rainbow trout: LC50 = 13-68
mg/L; 96 Hr.; 12 degrees CFish: Fathead Minnow: LC50 = 29400 mg/L;
96 Hr.; 25 degrees C, pH 7.63Fish: Rainbow trout: LC50 = 8000 mg/L;
48 Hr.; UnspecifiedBacteria: Phytobacterium phosphoreum: EC50 =
51,000-320,000 mg/L; 30 minutes; Microtox test

**** SECTION 13 - DISPOSAL CONSIDERATIONS ****

Products which are considered hazardous for supply are classified as Special
Waste and the disposal of such chemicals is covered by regulations which may
vary according to location. Contact a specialist disposal company or the local
waste regulator for advice. Empty containers must be decontaminated before
returning for recycling.

**** SECTION 14 - TRANSPORT INFORMATION ****

IATA
Shipping Name: FLAMMABLE LIQUIDS, TOXIC, CORROSIVE, N.O
Hazard Class: 3
UN Number: 3286
Packing Group: II
IMO
Shipping Name: FLAMMABLE LIQUIDS, TOXIC, CORROSIVE, N.O.S.
Hazard Class: 3
UN Number: 3286
Packing Group: II
RID/ADR
Shipping Name: FLAMMABLE LIQUIDS, TOXIC, CORROSIVE, N.O
Hazard Class: 3
UN Number: 3286
Packing group: II
USA RQ: CAS# 67-56-1: 5000 lb final RQ; 2270 kg final RQ
USA RQ: CAS# 1310-58-3: 1000 lb final RQ; 454 kg final RQ

**** SECTION 15 - REGULATORY INFORMATION ****

European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: T F
Risk Phrases:
R 11 Highly flammable.
R 23/25 Toxic by inhalation and if swallowed.
R 36/37/38 Irritating to eyes, respiratory system
and skin.
Safety Phrases:
S 7 Keep container tightly closed.
S 16 Keep away from sources of ignition - No
smoking.
S 24 Avoid contact with skin.
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
WGK (Water Danger/Protection)
CAS# 67-56-1: 1
CAS# 1310-58-3: 1
Canada
CAS# 67-56-1 is listed on Canada's DSL List.
CAS# 1310-58-3 is listed on Canada's DSL List.
CAS# 67-56-1 is listed on Canada's Ingredient Disclosure List.
CAS# 1310-58-3 is listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 67-56-1 is listed on the TSCA inventory.
CAS# 1310-58-3 is listed on the TSCA inventory.

**** SECTION 16 - ADDITIONAL INFORMATION ****

Text for R-phrases from Section 2
R 11 Highly flammable.
R 23/24/25 Toxic by inhalation, in contact with skin and
if swallowed.
R 39/23/24/25 Toxic : danger of very serious irreversible
effects through inhalation, in contact with skin and if swallowed.
MSDS Creation Date: 9/08/1997 Revision #6 Date: 12/03/2002

The information above is believed to be accurate and represents the best
information currently available to us. However, we make no warranty of
merchantability or any other warranty, express or implied, with respect to
such information, and we assume no liability resulting from its use. Users
should make their own investigations to determine the suitability of the
information for their particular purposes. In no way shall the company be
liable for any claims, losses, or damages of any third party or for lost
profits or any special, indirect, incidental, consequential or exemplary
damages, howsoever arising, even if the company has been advised of
the possibility of such damages.
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