Material Safety Data Sheet


SECTION I - Material Identity
SECTION II - Manufacturer's Information
SECTION III - Physical/Chemical Characteristics
SECTION IV - Fire and Explosion Hazard Data
SECTION V - Reactivity Data
SECTION VI - Health Hazard Data
SECTION VII - Precautions for Safe Handling and Use
SECTION VIII - Control Measures
SECTION IX - Label Data
SECTION X - Transportation Data
SECTION XI - Site Specific/Reporting Information
SECTION XII - Ingredients/Identity Information



SECTION I - Material Identity
Item Name                               
Part Number/Trade Name                   BLUE BULK CHALK (4C BLUE - CHALK LINE REFILL)
National Stock Number                    6850L415881F
CAGE Code                                CHHAN
Part Number Indicator                    A
MSDS Number                              189536
HAZ Code                                 A


SECTION II - Manufacturer's Information
Manufacturer Name                        C H HANSON
Street                                   3630 NORTH WOLF RD
City                                     FARNKLIN PARK
State                                    IL
Country                                  US
Zip Code                                 60131
Emergency Phone                          800-424-9300 CHEMTREC
Information Phone                        972-223-3558 FAX 972-223-3151

MSDS Preparer's Information
Date MSDS Prepared/Revised               20OCT98
Active Indicator                         N

Alternate Vendors


SECTION III - Physical/Chemical Characteristics
Appearance/Odor                          BLUE POWDER
Boiling Point                            NA
Melting Point                            1799 F
Vapor Pressure                           NA
Vapor Density                            NA
Specific Gravity                         2.71
Solubility in Water                      NA
Container Type                           R
Container Pressure Code                  1
Temperature Code                         4
Product State Code                       S


SECTION IV - Fire and Explosion Hazard Data
Flash Point Method                       NA
Lower Explosion Limit                    NA
Upper Explosion Limit                    NA
Extinguishing Media                      USE ANY MEDIA SUITABLE FOR THE SURROUNDING FIRES 
Special Fire Fighting Procedures         FIREFIGHTERS SHOULD WEAR FULL PROTECTIVE CLOTHING INCLUDING SCBA 
Unusual Fire/Explosion Hazards           UPON COMBUSTION, THIS PRODUCT WILL RELEASE CARBON DIOXIDE AND MAY RELEASE TRACES OF CARBON MONOXIDE AND OR LOW MOLUCULAR WEIGHT HYDROCARBONS 


SECTION V - Reactivity Data
Stability                                YES
Stability Conditions to Avoid            HEAT AND IGNITION SOURCES
Materials to Avoid                       INCOMPATABILITLES FOR LIMESTONE INCLUDE ACIDS, FLUORINE AND MAGNESIUM 
Hazardous Decomposition Products         UPON DECOMPOSITION THIS PRODUCT EMITS CARBON MONOXIDE, CARBON DIOXIDE AND OR LOW MOLECULAR WEIGHT HYDROCARBONS 
Hazardous Polymerization                 NO
Polymerization Conditions to Avoid       WILL NOT OCCUR


SECTION VI - Health Hazard Data
Route of Entry: Skin                     YES
Route of Entry: Ingestion                YES
Route of Entry: Inhalation               YES
Health Hazards - Acute and Chronic       [EYE] IRRITATING TO EYES. [SKIN] IRRITATION. PROLONGED OR REPEATED MAY PRODUCE MECHANICAL SKIN IRRITATION. CONTAINS A COMPONENT SHICH MAY CASUE ALLERGIC SKIN SENSITIZATION REACTIONS. [INGEST] MAY PRODUCE GASTROINTESTINAL DISTURBANCES SUCHA AS NAUSEA, VOMITING AND DIARRHEA [INHAL] DUSTS MAY CAURE IRRITAITON TO NOSE, HTROAT AND RESPIRATORY SYSTEM 
Carcinogenity: NTP                       NO
Carcinogenity: IARC                      NO
Carcinogenity: OSHA                      NO
Explanation of Carcinogenity             NONE
Symptoms of Overexposure                 SEE ABOVE
Emergency/First Aid Procedures           [EYES] IN CASE OF CONTACT WITH EYES, RINSE IMMEDIATELY WITH PLENTY OF WATER FOR 15 MIN AND SEEK MED ADVICE [SKIN] FLUSH WITH LARGE AMOUNTS OR WATER, IF IRRITATION PERSISTS, GET MED ATTEN. [INGEST] IF THE MATERIAL IS SWALLOWED, GET IMMEDIATE MEDICAL ATTENTION OR ADVICE. DO NOT INDUCE VOMITING UNLESS INSTRUCTED TO DO SO BY MED PERSONNE. [INHAL] IF OVEREXPOSED TO DUSTS, REMOVE AFFECTED PERSON TO FRESH AIR. IF SYMPTOMS DEVELOP OR PERSIST, SEEK IMMEDIATE MED ATTENTION [NOTE PROVIDE GENERAL SUPPORTIVE MEASURES AND TREAT SYMPTOMATICALLY 


SECTION VII - Precautions for Safe Handling and Use
Steps if Material Released/Spilled       DUE TO THE PHYSICAL NATURE OF THIS MATERIAL, CONTAINMENT IS NOT NECESSARY. KEEP THE AREA WELL VENTILATED AND ELIMINATE SOURCES OF IGNITION. SWEEP, SHOVEL, OR VACUUM UP MATERIAL. PLACE IN APPROPRIATE CONTAINER FOR DISPOSAL. KEEP UNNECESSARY PERSONNEL AWAY. AVOID EXCESSIVE INHALATION OF DUSTS WHILE CLEANING THE SPILLED MATERIAL 
Neutralizing Agent                       NR
Waste Disposal Method                    DISPOSE OF ACCORDING TO LOCAL, STATE, FEDERAL, AND PROVINCIAL ENVIRONMENTAL REGULATIONS. DO NOT ALLOW THIS MATERIAL TO DRAIN INTO SEWERS/WATER SUPPLIES 
Handling and Storage Precautions         USE THIS PRODUCT WITH ADEQUATE VENTILATION. AVOID GETTING THIS MATERIAL INTO CONTACT WITH YOUR SKIN AND EYES. DO NOT BREATHE DUST. KEEP CONTAINER TIGHTLY CLOSED AND IN A COOL, WELL VENTILATED PLACE 
Other Precautions                        NR


SECTION VIII - Control Measures
Respiratory Protection                   IF VENTILATION IS NOT SUFFICIENT TO EFFECTIVELY REMOVE AND PREVENT BUILDUP OF DUSTS OR PROCESSING FUMES, APPROPRIATE NIOSH APPROVED RESPIRATOR MUST BE PROVIDED 
Ventilation                              USE GENERAL VENTILATION AND USE LOCAL EXHAUST, WHERE POSSIBLE, IN CONFINED OR ENCLOSED SPACES 
Protective Gloves                        USE IMPERVIOUS GLOVES. USE OF PROTECTIVE COVERALLS AND LONG SLEEVES IS RECOMMENDED 
Eye Protection                           WEAR DUST GOGGLES 
Other Protective Equipment               USE OF PROTECTIVE COVERALLS, LONG SLEEVES IS RECOMMENDED
Work Hygenic Practices                   USE GOOD INDUSTRIAL HYGIENE PRACTICES IN HANDLING THIS MATERIAL 


SECTION IX - Label Data
Protect Eye                              YES
Protect Skin                             YES
Protect Respiratory                      YES
Chronic Indicator                        NO
Contact Code                             SLIGHT
Fire Code                                UNKNOWN
Health Code                              UNKNOWN
React Code                               UNKNOWN
Specific Hazard and Precaution           NO TARGET ORGANS LISTED FOR CHRONIC EXPOSURES


SECTION X - Transportation Data


SECTION XI - Site Specific/Reporting Information
Volatile Organic Compounds (P/G)         0
Volatile Organic Compounds (G/L)         0


SECTION XII - Ingredients/Identity Information
Ingredient #                             01
Ingredient Name                          *MAGNESIUM CARBONATE
CAS Number                               546930
Proprietary                              NO
Percent                                  0
Ingredient #                             02
Ingredient Name                          BLUE PIGMENT
Proprietary                              NO
Percent                                  0
Ingredient #                             03
Ingredient Name                          *CALCIUM CARBONATE
CAS Number                               471341
Proprietary                              NO
Percent                                  0