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                   MOLECULAR SIEVE - SILICA 513
National Stock Number                    6850001594466
CAGE Code                                GRACE
Part Number Indicator                    A
MSDS Number                              193946
HAZ Code                                 B


SECTION II - Manufacturer's Information
Manufacturer Name                        W.R. GRACE & CO 
Street                                   7500 GRACE DR
City                                     COLUMBIA
State                                    MD
Country                                  US
Zip Code                                 21044
Emergency Phone                          800-424-9300 (410-531-4000)
Information Phone                        410-531-4000

MSDS Preparer's Information
Date MSDS Prepared/Revised               15MAR02
Active Indicator                         Y

Alternate Vendors


SECTION III - Physical/Chemical Characteristics
Appearance/Odor                          WHITE, GRAY, OR TAN BEADS - ODORLESS
Boiling Point                            1
Specific Gravity                         2.1
Solubility in Water                      INSOLUBLE
Chemical pH                              10.5
Container Type                           F
Container Pressure Code                  4
Temperature Code                         8
Product State Code                       U


SECTION IV - Fire and Explosion Hazard Data
Flash Point Method                       UNK
Extinguishing Media                      NR
Special Fire Fighting Procedures         NR
Unusual Fire/Explosion Hazards           NOT REPORTED


SECTION V - Reactivity Data
Stability                                YES
Stability Conditions to Avoid            NR
Materials to Avoid                       HF & STRONG ACIDS OR ALKALI
Hazardous Decomposition Products         NR
Polymerization Conditions to Avoid       NR


SECTION VI - Health Hazard Data
Route of Entry: Skin                     U
Route of Entry: Ingestion                U
Route of Entry: Inhalation               U
Health Hazards - Acute and Chronic       AVOID PROLONGED BREATHING OF THE DUST OR CONTACT W/ THE SKIN. THE DRYING ACTION CAN CAUSE IRRITATION OF THE MUCOUS MEMBRANES OF THE NOSE & THROAT & IRRITATION OF THE SKIN 
Emergency/First Aid Procedures           [EYE] IMMED. WASH FROM EYES W/ LARGE AMOUNTS OF WATER, OCCASIONALLY LIFTING UPPER & LOWER EYE LIDS. [SKIN] WASH W/ SOAP & WATER [INGEST] MATERIAL W/ PASS THROUGH BODY NORMALLY [INHALE] REMOVE TO FRESH AIR


SECTION VII - Precautions for Safe Handling and Use
Steps if Material Released/Spilled       VACUUM OR SWEEP UP OR FLUSH TO SEWER FOR SUSPENDED SOLIDS REMOVAL 
Waste Disposal Method                    LANDFILL IN ACCORDANCE W/ LOCAL, STATE & FEDERAL REGULATIONS. COVER TO AVOID BLOWING OF DUST 
Handling and Storage Precautions         KEEP CONTAINERS TIGHTLY SEALED TO PROTECT PRODUCT QUALITY 
Other Precautions                        WHEN POURING INTO A CONTAINER OF FLAMMABLE LIQUID, GROUND BOTH CONTAINERS ELECTRICALLY TO PREVENT A STATIC ELECTRIC SPARK. WILL RELEASE HEAT WHEN ABSORBING WATER 


SECTION VIII - Control Measures
Respiratory Protection                   NR
Ventilation                              NR
Protective Gloves                        NR
Eye Protection                           NR
Other Protective Equipment               NR


SECTION IX - Label Data
Protect Eye                              NO
Protect Skin                             NO
Protect Respiratory                      NO
Chronic Indicator                        UNKNOWN
Contact Code                             UNKNOWN
Fire Code                                UNKNOWN
Health Code                              UNKNOWN
React Code                               UNKNOWN


SECTION X - Transportation Data
Container Quantity                       5
Unit of Measure                          LB


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                          *SODIUM OXIDE
CAS Number                               1313593
Percent                                  0
Ingredient #                             02
Ingredient Name                          *CALCIUM OXIDE
CAS Number                               1305788
Percent                                  0
OSHA PEL                                 5 MG/M3
ACGIH TLV                                2 MG/M3
Ingredient #                             03
Ingredient Name                          *POTASSIUM OXIDE
CAS Number                               12136457
Percent                                  0
Ingredient #                             04
Ingredient Name                          SILICA
CAS Number                               7631869
Percent                                  0
OSHA PEL                                 6 MG/M3
ACGIH TLV                                10 MG/M3
Ingredient #                             05
Ingredient Name                          ALUMINUM OXIDE (AL2O3)
CAS Number                               1344281
Percent                                  0
OSHA PEL                                 10 MG/M3
ACGIH TLV                                10 MG/M3
Ingredient #                             06
Ingredient Name                          KAOLIN
CAS Number                               1332587
Percent                                  0
Ingredient #                             07
Ingredient Name                          QUARTZ
CAS Number                               14808607
Percent                                  3