MATERIAL SAFETY DATA SHEET

 

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

                                                                             Last Revision:               January 19, 2004

HMIS Hazard 4 – Extreme                  Health              1 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:            CITRIC ACID CRYSTALS

SYNONYMS: Beta-hydroxytricarboxylic acid

SECTION 2  - HAZARDOUS INGREDIENTS

 

 

 

COMPOSITION                                 CAS #             PERCENT       PEL/TWA        SARA III, SEC 313    

Citric Acid Anhydrous              77-92-9           100%               NA                              NO

 

 

 

SECTION 3 – CHEMICAL AND PHYSICAL PROPERTIES

 

 

 

Appearance: Colorless, translucent crystals                   Boiling Point (^oF):                                 NA

Odor:                     Odorless                                        Melting Point (^oF):                                307^oF

pH:                         1.8                                                 Specific Gravity (H₂O=1 @ 70^oF):       1.665 g/cm³

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)    <1       NA

 

SECTION 4 – FIRE AND EXPLOSION HAZARDS

 

 

Flash Point (Method):               NA                  Flammable Limits: Lower          NA      Upper              NA     

Auto Ignition Temperature:        345^oC

Extinguishing Media:                 Water spray, dry chemical, carbon dioxide or alcohol resistant foam.

 

Special Fire Fighting Procedures and Hazards:  Wear chemical protective clothing and positive pressure self-contained breathing apparatus. Approach upwind to avoid toxic vapors.

 

Unusual Fire & Explosion Hazards:                               None known.

 

SECTION 5 – REACTIVITY INFORMATION

 

 

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

 

Conditions to Avoid:                 Avoid formation of dust, and static discharges.

 

Materials to Avoid:                   Potassium tartrate, alkali and alkaline earth carbonates and bicarbonates, acetates, sulfides, metal nitrates and strong oxidizers.

 

Decomposition Products:          Carbon oxides.

 

Citric Acid Anhydrous                                                                                                                       Page 2

SECTION 6 – HEALTH HAZARDS – PROTECTIVE MEASURES  – FIRST AID

 

 

Carcinogen:      No

 

EYES:              Mild eye irritant. Use chemical goggles when handling this product. In the event of contact flush with water for 15 minutes. Get medical attention if symptoms develop.

 

SKIN:              Can cause skin irritation on repeated or prolonged contact. Use neoprene or rubber gloves and apron when handling this product. In the event of contact flush with water for 15 minutes. Remove contaminated clothing and wash before reuse. Get medical attention if symptoms develop.

 

INHALATION:           Dust may cause irritation of the mucous membranes. Remove to fresh air.

 

INGESTION:              May cause acute gastrointestinal irritation. Drink large amounts of water.

Induce vomiting. 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. Flush area with water to remove any residue.

 

STORAGE AND HANDLING:           Store at ambient temperatures in dry area.

 

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