MATERIAL SAFETY DATA SHEET

 

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

                                                                             Last Revision:               January 16, 2004

HMIS Hazard 4 – Extreme                  Health              2 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:    CHLORINE NEUTRALIZER POWDER

SYNONYMS:            

SECTION 2  - HAZARDOUS INGREDIENTS

 

 

 

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

Sodium Thiosulfate                               7772-98-7                               NE                               NO

 

 

 

 

SECTION 3 – CHEMICAL AND PHYSICAL PROPERTIES

 

 

 

Appearance:           White crystals                                 Boiling Point (^oF):                                 NA

Odor:                     None                                              Melting Point (^oF):                                ND

pH:                         NA                                                            Specific Gravity (H₂O=1 @ 70^oF):       NA

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

Vapor Density (air=1)   :           NA                              Volatile Organic (VOC) content:           NA

Evaporation Rate (Butyl Acetate = 1)                NA

 

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:                 That for surrounding fire.

 

Special Fire Fighting Procedures and Hazards:  Self contained breathing apparatus.

 

Unusual Fire & Explosion Hazards:                               Hazardous sulfur dioxide gas will form.

 

SECTION 5 – REACTIVITY INFORMATION

 

 

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

 

Conditions to Avoid:                 High temperatures.

 

Materials to Avoid:                   Strong oxidizers, acids, sodium nitrite.

 

Decomposition Products:          Hazardous sulfur dioxide gas will form.

 

Chlorine Neutralizer Powder                                                                                                 Page 2

SECTION 6 – HEALTH HAZARDS – PROTECTIVE MEASURES  – FIRST AID

 

 

Carcinogen:      No

 

EYES:              Can cause severe irritation. Use chemical goggles when handling. In the event of contact flush with water for 15 minutes. Get medical attention if symptoms develop.

 

SKIN:              Can cause irritation of the skin on prolonged or repeated contact. Use neoprene or rubber gloves when handling. In the event of contact wash with water for 15 minutes. Get medical attention if symptoms develop.

 

INHALATION:           Mist or vapors can cause irritation of the respiratory system.

 

INGESTION:              Can cause irritation of the mouth, esophagus and mucous membranes. Low in toxicity. Drink large amounts of water. Get medical attention evaluation.

 

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. Flush residual material to a sanitary sewer.

 

STORAGE AND HANDLING:           Keep containers tightly closed. Store at ambient temperatures.

 

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

 

EMPTY CONTAINERS:        Send to a recycling center.

 

SECTION 8 – REGULATORY INFORMATION

 

 

 

DOT SHIPPING DESCRIPTION:                  NONE

 

LABEL REQUIRED                                        NONE

 

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