SIGMA-ALDRICH
MATERIAL SAFETY DATA SHEET
Date Printed: 03/20/2005
Date Updated: 05/24/2004
Version 1.12
Section 1 - Product and Company Information
Product Name HYDROCHLORIC ACID 32%
SEMICONDUCTOR GRAD
Product Number 40233
Brand RIEDEL
Company Sigma-Aldrich
Street Address 3050 Spruce Street
City, State, Zip, Country SAINT LOUIS MO 63103 US
Technical Phone: 314 771 5765
Emergency Phone: 414 273 3850 Ext. 5996
Fax: 800 325 5052
Section 2 - Composition/Information on Ingredient
Substance Name CAS # SARA 313
HYDROCHLORIC ACID >=25% 7647-01-0 No
Ingredient Name CAS # Percent SARA 313
HYDROCHLORIC ACID 7647-01-0 > 25
WATER 7732-18-5 <= 75 No
Formula HCl
Synonyms Acide chlorhydrique (French) * Acido cloridrico
(Italian) * Anhydrous hydrochloric acid *
Chloorwaterstof (Dutch) * Chlorohydric acid *
Chlorowodor (Polish) * Chlorwasserstoff (German)
* Hydrochloride * Hydrogen chloride (ACGIH:OSHA)
* Muriatic acid * Spirits of salt
RTECS Number: MW4025000
Section 3 - Hazards Identification
EMERGENCY OVERVIEW
Toxic.
Toxic by inhalation. Causes burns. Irritating to respiratory
system.
HMIS RATING
HEALTH: 3
FLAMMABILITY: 0
REACTIVITY: 2
SPECIAL HAZARD(S): Water reactive
NFPA RATING
HEALTH: 3
FLAMMABILITY: 0
REACTIVITY: 2
SPECIAL HAZARD(S): Water reactive
For additional information on toxicity, please refer to Section 11.
Section 4 - First Aid Measures
ORAL EXPOSURE
If swallowed, wash out mouth with water provided person is
conscious. Call a physician.
INHALATION EXPOSURE
If inhaled, remove to fresh air. If breathing becomes difficult,
call a physician.
DERMAL EXPOSURE
In case of skin contact, flush with copious amounts of water for
at least 15 minutes. Remove contaminated clothing and shoes.
Call a physician.
EYE EXPOSURE
In case of contact with eyes, flush with copious amounts of
water for at least 15 minutes. Assure adequate flushing by
separating the eyelids with fingers. Call a physician.
Section 5 - Fire Fighting Measures
FLASH POINT
N/A
AUTOIGNITION TEMP
N/A
FLAMMABILITY
N/A
EXTINGUISHING MEDIA
Suitable: Carbon dioxide, dry chemical powder, or appropriate
foam.
Unsuitable: Do not use water.
FIREFIGHTING
Protective Equipment: Wear self-contained breathing apparatus
and protective clothing to prevent contact with skin and eyes.
Specific Hazard(s): Emits toxic fumes under fire conditions.
Section 6 - Accidental Release Measures
PROCEDURE TO BE FOLLOWED IN CASE OF LEAK OR SPILL
Evacuate area.
PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Wear self-contained breathing apparatus, rubber boots, and heavy
rubber gloves.
METHODS FOR CLEANING UP
Absorb on sand or vermiculite and place in closed containers for
disposal. Ventilate area and wash spill site after material
pickup is complete.
Section 7 - Handling and Storage
HANDLING
User Exposure: Do not breathe vapor. Do not get in eyes, on
skin, on clothing.
STORAGE
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Suitable: Keep tightly closed.
SPECIAL REQUIREMENTS
May develop pressure. Open carefully.
Section 8 - Exposure Controls / PPE
ENGINEERING CONTROLS
Safety shower and eye bath. Use only in a chemical fume hood.
PERSONAL PROTECTIVE EQUIPMENT
Respiratory: Government approved respirator in nonventilated areas
and/or for exposure above the TLV or PEL.
Hand: Compatible chemical-resistant gloves.
Eye: Chemical safety goggles.
Other: Faceshield (8-inch minimum).
GENERAL HYGIENE MEASURES
Wash contaminated clothing before reuse. Discard contaminated
shoes. Wash thoroughly after handling.
EXPOSURE LIMITS, RTECS
Country Source Type Value
USA ACGIH Ceiling co2 PPM
USA MSHA Standard Ceiling co5 PPM (7 MG/M3)
USA OSHA. PEL CL 5 PPM (7 MG/M3)
New Zealand OEL
Remarks: check ACGIH TLV
USA NIOSH Ceiling co5 PPM
EXPOSURE LIMITS
Country Source Type Value
Poland NDS 5 MG/M3
Poland NDSCh 10
Poland NDSP -
Section 9 - Physical/Chemical Properties
Appearance Physical State: Liquid
Color: Faintly yellow Clear
Odor: Pungent
Property Value At Temperature or Pressure
Molecular Weight 36.46 AMU
pH N/A
MP/MP Range -114.2 掳C
Freezing Point N/A -114.2 掳C
Vapor Pressure 166.991 mmHg 21.1 掳C
Vapor Density 1.3 g/l
Saturated Vapor Conc. N/A
SG/Density 1.2 g/cm3
Bulk Density N/A
Odor Threshold N/A
Volatile% N/A
VOC Content N/A
Water Content N/A
Solvent Content N/A
Evaporation Rate N/A
Viscosity N/A
Surface Tension N/A
Partition Coefficient N/A
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Decomposition Temp. N/A
Flash Point N/A
Explosion Limits N/A
Flammability N/A
Autoignition Temp N/A
Refractive Index N/A
Optical Rotation N/A
Miscellaneous Data N/A
Solubility N/A
N/A = not available
Section 10 - Stability and Reactivity
STABILITY
Stable: Stable.
Conditions to Avoid: Do not allow water to enter container.
Materials to Avoid: Bases, Amines, Alkali metals Copper, Copper
alloys, Aluminum.
HAZARDOUS DECOMPOSITION PRODUCTS
Hazardous Decomposition Products: Hydrogen chloride gas.
HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur
Section 11 - Toxicological Information
ROUTE OF EXPOSURE
Skin Contact: Causes burns.
Skin Absorption: May be harmful if absorbed through the skin.
Eye Contact: Causes burns.
Inhalation: Material is extremely destructive to the tissue of
the mucous membranes and upper respiratory tract. May be harmful
if inhaled.
Ingestion: May be harmful if swallowed.
SIGNS AND SYMPTOMS OF EXPOSURE
Material is extremely destructive to tissue of the mucous
membranes and upper respiratory tract, eyes, and skin.
Inhalation may result in spasm, inflammation and edema of the
larynxand bronchi, chemical pneumonitis, and pulmonary edema.
Symptoms of exposure may include burning sensation, coughing,
wheezing, laryngitis, shortness of breath, headache, nausea, and
vomiting.
TOXICITY DATA
Oral
Man
2.857 mg/kg
LDLO
Remarks: Vascular:BP lowering not charactertized in autonomic
section. Lungs, Thorax, or Respiration:Respiratory depression.
Gastrointestinal:Changes in structure or function of esophagus.
Oral
Woman
420 UL/KG
LDLO
Remarks: Behavioral:Excitement. Cardiac:Pulse rate. Kidney,
Ureter, Bladder:Hematuria.
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Inhalation
Human
1,300 ppm
LCLO
Inhalation
Human
3,000 ppm
LCLO
Inhalation
Rat
3,124 ppm
LC50
Remarks: Sense Organs and Special Senses (Nose, Eye, Ear, and
Taste):Olfaction:Other changes. Sense Organs and Special Senses
(Nose, Eye, Ear, and Taste):Eye:Iritis.
Inhalation
Mouse
1,108 ppm
LC50
Remarks: Sense Organs and Special Senses (Nose, Eye, Ear, and
Taste):Eye:Other. Lungs, Thorax, or Respiration:Respiratory
stimulation. Skin and Appendages:Skin: After systemic exposure:
Dermatitis, other
Intraperitoneal
Mouse
40142 UG/KG
LD50
Oral
Rabbit
900 mg/kg
LD50
IRRITATION DATA
Eyes
Rabbit
5 mg
30S
Remarks: Rinsed
IARC CARCINOGEN LIST
Rating: Group 3
CHRONIC EXPOSURE - TERATOGEN
Species: Rat
Dose: 450 MG/M3/1H
Route of Application: Inhalation
Exposure Time: (1D PRE)
Result: Effects on Embryo or Fetus: Fetotoxicity (except death,
e.g., stunted fetus). Specific Developmental Abnormalities:
Homeostasis
CHRONIC EXPOSURE - MUTAGEN
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Species: Hamster
Dose: 30 MMOL/L
Cell Type: lung
Mutation test: Cytogenetic analysis
Species: Hamster
Dose: 8 MMOL/L
Cell Type: ovary
Mutation test: Cytogenetic analysis
Section 12 - Ecological Information
No data available.
Section 13 - Disposal Considerations
APPROPRIATE METHOD OF DISPOSAL OF SUBSTANCE OR PREPARATION
Contact a licensed professional waste disposal service to dispose
of this material. Observe all federal, state, and local
environmental regulations.
Section 14 - Transport Information
DOT
Proper Shipping Name: Hydrochloric acid
UN#: 1789
Class: 8
Packing Group: Packing Group II
Hazard Label: Corrosive
PIH: Not PIH
IATA
Proper Shipping Name: Hydrochloric acid
IATA UN Number: 1789
Hazard Class: 8
Packing Group: II
Section 15 - Regulatory Information
EU DIRECTIVES CLASSIFICATION
Symbol of Danger: C
Indication of Danger: Corrosive.
R: 34 37
Risk Statements: Causes burns. Irritating to respiratory system.
S: 26 36/37/39 45
Safety Statements: 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).
US CLASSIFICATION AND LABEL TEXT
Indication of Danger: Toxic.
Risk Statements: Toxic by inhalation. Causes burns. Irritating
to respiratory system.
Safety Statements: In case of contact with eyes, rinse
immediately with plenty of water and seek medical advice. In
case of accident or if you feel unwell, seek medical advice
immediately (show the label where possible).
UNITED STATES REGULATORY INFORMATION
SARA LISTED: No
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TSCA INVENTORY ITEM: Yes
CANADA REGULATORY INFORMATION
WHMIS Classification: This product has been classified in
accordance with the hazard criteria of the CPR, and the MSDS
contains all the information required by the CPR.
DSL: Yes
NDSL: No
Section 16 - Other Information
DISCLAIMER
For R&D use only. Not for drug, household or other uses.
WARRANTY
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 in this document is based on the present 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. Sigma-Aldrich Inc.,
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.
Copyright 2005 Sigma-Aldrich Co. License granted to make unlimited
paper copies for internal use only.
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