MATERIAL SAFETY DATA SHEET

 

Wausau Chemical Corporation, 2001 N. River Drive, Wausau, WI 54403

                                                                            Last Revision:                January 14, 2004

HMIS Hazard 4 – Extreme                  Health              3 3 – High                       Fire                  0 2 – Moderate               Reactivity         0 1 – Slight                      Other 0 - Least

Emergency       CHEMTREC              800-424-9300

Phones:            Wausau Chemical         715-842-2285

SECTION 1 - MATERIAL IDENTIFICATION

 

 

 

NAME:                        ACID DESCALER

SYNONYMS:             Inhibited Hydrochloric Acid

SECTION 2  - HAZARDOUS INGREDIENTS

 

 

 

HAZARDOUS CHEMICAL               CAS #             PERCENT       PEL/TWA        SARA III, SEC 313    

Hydrogen Chloride                               7647-01-0          31.5%           5 ppm                          NO

 

 

 

SECTION 3 – CHEMICAL AND PHYSICAL PROPERTIES

 

 

 

Appearance:                 Clear, dark liquid                      Boiling Point (^oF):                                 150 to 230 ^oF  

Odor:                           Pungent, irritating                      Freezing Point (^oF):                               -80 ^oF

pH:                               <1.0                                         Specific Gravity (H₂O=1):                     1.160 @ 60 ^oF

Water solubility:            Complete                                 Vapor Pressure, mm Hg, 20^oC: 78

Vapor Density (air=1):  ND                              Volatile Organic (VOC) content:           None

Evaporation Rate (Butyl Acetate = 1)    :           <1

 

SECTION 4 – FIRE AND EXPLOSION HAZARDS

 

 

Flash Point (Method):               None                Explosive Limits: Lower            None    Upper              None   

Flammable Limits:                     None                Auto Ignition Temperature:        None

Extinguishing Media:                 Not applicable

 

Special Fire Fighting Procedures and Hazards:  None

 

Unusual Fire & Explosion Hazards:                               None known.

 

SECTION 5 – REACTIVITY INFORMATION

 

 

Stable:    X  Unstable:               Hazardous Polymerization:   Occurs:                 Does not Occur:           X

 

Conditions to Avoid:     Contact with strong bases can cause generation of heat. Contact with chlorine                                        containing compounds will release poisonous chlorine gas. Reactions with metals                                                can release flammable hydrogen gas.

 

Materials to Avoid:       Bases, metals, perchloric acid and numerous other exotic chemicals.

Decomposition Products:          None known.

Acid Descaler                                                                                                                                     Page 2

SECTION 6 – HEALTH HAZARDS – PROTECTIVE MEASURES  – FIRST AID

 

 

Carcinogen:      No

 

EYES:              Severely corrosive to the eyes. Can cause severe irritation and burns. Use chemical goggles when handling. In the event of contact flush thoroughly with water for 15 minutes. Get medical attention.

 

SKIN:              Can cause severe skin irritation and burns on repeated or prolonged contact. Use neoprene gloves and apron when handling. In the event of contact wash with water for 15 minutes.

 

INHALATION:           Mist or vapors are highly irritating and can cause severe irritation and burns of the respiratory system with burning, choking, coughing, headaches and rapid heartbeat. High concentrations can be fatal.

 

INGESTION:              Severely corrosive to the mouth, esophagus and mucous membranes. Drink large amounts of water. Get immediate medical attention.

 

IN ALL CASES:          GET PROMPT MEDICAL ATTENTION IF ADVERSE EFFECTS PERSIST

 

PRIMARY ROUTES OF ENTRY:      Skin, eyes, inhalation, ingestion.

 

HYGIENE:      Wash hands and face before eating or drinking. Wash soiled clothing before wearing again if contact occurs.

SECTION 7 – PRECAUTIONS FOR SAFE HANDLING, STORAGE AND USE

 

 

 

SPILLS AND LEAKS:            Contain to prevent loss to the environment. Collect excess material. Neutralize residual material with soda ash or lime and flush to a sanitary sewer.

 

STORAGE AND HANDLING:           Keep containers tightly closed. Store in a cool, well ventilated area. Store away from incompatible materials such as sodium hypochlorite solution (bleach).

 

WASTE DISPOSAL:              Follow recommendations of local, state and federal regulations.

 

EMPTY CONTAINERS:        Close containers tightly. Send to a recycling center for disposal or return to Wausau Chemical Corporation.

 

SECTION 8 – REGULATORY INFORMATION

 

 

 

DOT SHIPPING DESCRIPTION:      Hydrochloric Acid, Solution, 8, UN1789, PG II

 

LABEL REQUIRED:                           Corrosive

 

The information contained herein is given in good faith, but no warranty, representation, inducement or license of any kind is made, except that the information is accurate to the best of Wausau Chemical Corporation’s knowledge, or is obtained from sources believed by Wausau Chemical Corporation to be reliable and accurate. Wausau Chemical Corporation does not assume any legal responsibility for use or reliance upon the information being furnished. Customers are encouraged to conduct their own tests. Before using any product, read the container label directions as well as the Material Safety Data Sheet.

 

 

 

 

 

 

ND – Not Determined              NA – Not Applicable               NE – Not Established