REACTOR EXPERIMENTS -- BORATED POLYETHYLENE, 201 
MATERIAL SAFETY DATA SHEET
NSN: 933000N062683
Manufacturer's CAGE: 33004 
Part No. Indicator: A 
Part Number/Trade Name: BORATED POLYETHYLENE, 201 
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                            General Information
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Company's Name: REACTOR EXPERIMENTS INC 
Company's Street: 1275 HAMMERWOOD AVENUE 
Company's City: SUNNYVALE 
Company's State: CA 
Company's Country: US 
Company's Zip Code: 94089-2231 
Company's Emerg Ph #: 408-745-6770 
Company's Info Ph #: 408-745-6770 
Record No. For Safety Entry: 001 
Tot Safety Entries This Stk#: 001 
Status: SMJ 
Date MSDS Prepared: 08MAY92 
Safety Data Review Date: 30AUG95 
MSDS Serial Number: BYVDW 
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                     Ingredients/Identity Information
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Proprietary: NO 
Ingredient: NON-HAZARDOUS INGREDIENTS
Ingredient Sequence Number: 01 
NIOSH (RTECS) Number: 1000314NH 
OSHA PEL: N/K (FP N) 
ACGIH TLV: N/K (FP N) 
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                     Physical/Chemical Characteristics
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Appearance And Odor: WHITE ODORLESS BRICKS, BLOCKS AND SLABS.
Boiling Point: N/A 
Melting Point: 210F,99C 
Vapor Pressure (MM Hg/70 F): N/A 
Vapor Density (Air=1): N/A 
Specific Gravity: SUPDAT 
Evaporation Rate And Ref: N/A 
Solubility In Water: NEGLIGIBLE 
Percent Volatiles By Volume: N/A 
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                      Fire and Explosion Hazard Data
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Flash Point: 600F,316C 
Flash Point Method: COC 
Lower Explosive Limit: N/A 
Upper Explosive Limit: N/A 
Extinguishing Media: ANY SUITABLE MEDIA FOR EXTINGUISHING THE SUPPORTING
FIRE.
Special Fire Fighting Proc: WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT(FP N).
Unusual Fire And Expl Hazrds: NONE.
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                              Reactivity Data
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Stability: YES 
Cond To Avoid (Stability): NONE SPECIFIED BY MANUFACTURER.
Materials To Avoid: NONE.
Hazardous Decomp Products: NONE.
Hazardous Poly Occur: NO 
Conditions To Avoid (Poly): NOT RELEVANT.
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                            Health Hazard Data
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LD50-LC50 Mixture: NONE SPECIFIED BY MANUFACTURER. 
Route Of Entry - Inhalation: YES 
Route Of Entry - Skin: NO 
Route Of Entry - Ingestion: NO 
Health Haz Acute And Chronic: SKIN: DRY SKIN. EYES: MECHANICAL IRRITATION
ONLY. INHAL: RESPIRATORY IRRITATION.
Carcinogenicity - NTP: NO 
Carcinogenicity - IARC: NO 
Carcinogenicity - OSHA: NO 
Explanation Carcinogenicity: NOT RELEVANT.
Signs/Symptoms Of Overexp: SEE HEALTH HAZARDS.
Med Cond Aggravated By Exp: NONE SPECIFIED BY MANUFACTURER.
FLUSH IMMED W/LGE AMTS OF WATER FOR AT LEAST 15 MINS TO REMOVE PARTICLES.
GET MED ATTN IF IRRIT PERSISTS. INHAL: REMOVE TO FRESH AIR. IF VICTIM IS
NOT BREATHING, ADMIN CPR & GET IMMED MED ATTN. INGEST: CALL MD IMMED(FP N).
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                   Precautions for Safe Handling and Use
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Steps If Matl Released/Spill: IF SAWING OR MACHING CREATES DUST, USE A
CLEAN UP PROCEDURE WHICH MINIMIZED DUST. DO NOT USE COMPRESSED AIR.
Neutralizing Agent: NONE SPECIFIED BY MANUFACTURER.
Waste Disposal Method: SOLID WASTE DISPOSAL SITE IN ACCORDANCE W/LOCAL,
STATE & FEDERAL REGULATIONS.
Precautions-Handling/Storing: NONE.
Other Precautions: NONE.
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                             Control Measures
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Respiratory Protection: NIOSH/MSHA APPROVED HALF-MASK CARTRIDGE
RESPIRATOR.
Ventilation: RECOMMENDED TO KEEP DUST LEVEL BELOW TLV.
Protective Gloves: IMPERVIOUS GLOVES(FP N). 
Eye Protection: ANSI APPRVD CHEM SAFETY GLASSES(FP N). 
Other Protective Equipment: NONE.
Work Hygienic Practices: NONE SPECIFIED BY MANUFACTURER.
Suppl. Safety & Health Data: SPEC GRAV: 0.90 TO 1.0 G/CC.
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                            Transportation Data
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                               Disposal Data
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                                Label Data
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Label Required: YES 
Technical Review Date: 30AUG95 
Label Date: 20AUG95 
Label Status: G 
Common Name: BORATED POLYETHYLENE, 201 
Chronic Hazard: NO 
Signal Word: CAUTION! 
Acute Health Hazard-Slight: X 
Contact Hazard-Slight: X 
Fire Hazard-Slight: X 
Reactivity Hazard-None: X 
Special Hazard Precautions: ACUTE: SKIN: DRY SKIN. EYES: MECHANICAL
IRRITATION ONLY. INHAL: RESPIRATORY IRRITATION. CHRONIC: NONE SPECIFIED BY
MANUFACTURER.
Protect Eye: Y 
Protect Skin: Y 
Protect Respiratory: Y 
Label Name: REACTOR EXPERIMENTS INC 
Label Street: 1275 HAMMERWOOD AVENUE 
Label City: SUNNYVALE 
Label State: CA 
Label Zip Code: 94089-2231 
Label Country: US 
Label Emergency Number: 408-745-6770