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                   TETRA-ETCH
National Stock Number                    6850004318662
CAGE Code                                17217
Part Number Indicator                    A
MSDS Number                              2508
HAZ Code                                 B


SECTION II - Manufacturer's Information
Manufacturer Name                        W.L.GORE & ASSOCIATES,INC 
P.O. Box                                 9329
Street                                   555 PAPER MILL RD 
City                                     NEWARK
State                                    DE
Zip Code                                 19714
Emergency Phone                          301-392-3700
Information Phone                        302-738-4880

MSDS Preparer's Information
Date MSDS Prepared/Revised               08FEB88
Date of Technical Review                 27MAR89
Active Indicator                         N

Alternate Vendors
Vendor #5 CAGE                           BDYSF


SECTION III - Physical/Chemical Characteristics
Specification Number                     NONE
Specification Type/Grade/Class           NONE
Hazard Storage Compatibility Code        F2-F6
NRC License Number                       N/R
Net Propellant Weight (Ammo)             N/R
Appearance/Odor                          GREENISH-BLACK LIQUID;NAPHTHALENE-ETHER ODOR
Boiling Point                            185F/85C
Vapor Pressure                           48
Vapor Density                            3.11
Specific Gravity                         0.97
Evaporation Rate                         5.0 (N-BUT ACET=1)
Solubility in Water                      PARTIAL
Percent Volatiles by Volume              75
Container Pressure Code                  4
Temperature Code                         8
Product State Code                       U


SECTION IV - Fire and Explosion Hazard Data
Flash Point                              34
Flash Point Method                       COC
Lower Explosion Limit                    1.8
Upper Explosion Limit                    N/K
Extinguishing Media                      MFR SPECIFIED:DRY CHEMICAL
Special Fire Fighting Procedures         WEAR SELF-CNTD BRTHG,APP H*20 SPRAY TO COOL CONTR 
Unusual Fire/Explosion Hazards           IGNITES READILY,BURNS VIGOROUSLY. CONTAINERS MAY RUPTURE/EXPLODE DUE TO PRESSURE BUILD UP BY HEAT


SECTION V - Reactivity Data
Stability                                YES
Stability Conditions to Avoid            MOISTURE,ELEVATED TEMPERATURES,IGNITION SOURCES 
Materials to Avoid                       WATER,OXIDIZER,HALOGENATED COMPOUNDS 
Hazardous Decomposition Products         CONTCT W/WATER GIVE NAOH,NAPTHALENE;EMITS CO ON COMBUSTION 
Hazardous Polymerization                 NO
Polymerization Conditions to Avoid       NOT KNOWN
LD50 - LD50 Mixture                      N/K


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       PRODUCT IS CORROSIVE TO BODY TISSUES AND IS ABSORBED BY THE SKIN. CHRONIC EXPOSURE MAY PRODUCE TESTICULAR ATROPHY,TERATOGENIC EFFECTS,AND EMBRYO TOXICITY 
Carcinogenity: NTP                       NO
Carcinogenity: IARC                      NO
Carcinogenity: OSHA                      NO
Symptoms of Overexposure                 EYE:SEVERE IRRITATION,CAUSTIC BURNS,ADSORPTION. INHALED;NAUSEA,DIZZINESS ANESTHESIA,HEADACHE. INGESTED:SEVERE IRRITATION
Medical Cond. Aggrevated by Exposure     THOSE SHOWING A HIGH SENSITIVITY TO NAPHIHALENE.DUE TO TERATOGENICITY IN MICE,MINIMIZE CONTACT BY FEMALES 
Emergency/First Aid Procedures           EYE:FLUSH WITH WATER 15 MIN,GET MEDICAL CARE.SKIN:FLUSH WITH WATER,REMOVE CONTAM


SECTION VII - Precautions for Safe Handling and Use
Steps if Material Released/Spilled       ELIMATE IGNITION SOURCES. ABSORB WITH INERT (MINERAL BASED) ABSORBANT. VENTILATE AREA. STORE IN CLOSED POLY CONTAINERS PENDING DISPOSAL 
Neutralizing Agent                       NONE
Waste Disposal Method                    DISPOSE I/A/W FEDERAL,STATE,LOCAL REGULATIONS. DO NOT CONTAMINATE SOIL, DRAINS, WATER WITH PRODUCT 
Other Precautions                        STORE BELOW 32F/0C. IF STORED OVER 6 MO.,ANALYSE FOR PEROYIDES BEFORE USING(EXPLOSIVES). WARM TO AMBIENT BEFORE USE 


SECTION VIII - Control Measures
Respiratory Protection                   USE NIOSH/MSHA APPROVED RESPIRATIOR WITH CARTRIDGES FOR ORGANIC VAPORS,CAUSTIC MISTS IF EXPOSURE DICTATES 
Ventilation                              USE IN HOOD OR WITH LOCAL HAUST 
Protective Gloves                        BUTYL FOR IMMERSION
Eye Protection                           SPLASH GOGGLES
Other Protective Equipment               NEOPRENE/PLASTIC CLOTHING AS NEEDED TO PROTECT FROM SPLASHES, SAFETY SHOWER/EYE WASH. MONITOR FOR NAPHTHALENE,ETHER
Work Hygenic Practices                   USE VERY STRICT CHEMICAL HYGIENE PRACRICE. AVOID ALL CONTACT 
Supplemental Health/Safety Data          MFR RECOMMENDS TO MONITOR FOR NAPHTALENE AND ETHYLENE GLYCOL DIMETHYL ETHER AND TO USE 10 PPM AND 1PPM RESPECTIVELY FOR TLVS.IF LEAKAGE OCCURS PRODUCT WILL ACT AS STRONG ALKALI BECAUSE OF REACTION WITH MOISTURE.FOR MSDS ON TETRA-ETCH THINNER SEE NSN 6850-
Disposal Code                            O


SECTION IX - Label Data
Protect Eye                              YES
Protect Skin                             YES
Protect Respiratory                      YES
Chronic Indicator                        YES
Contact Code                             SEVERE
Fire Code                                UNKNOWN
Health Code                              UNKNOWN
React Code                               UNKNOWN


SECTION X - Transportation Data
Container Quantity                       500
Unit of Measure                          ML


SECTION XI - Site Specific/Reporting Information


SECTION XII - Ingredients/Identity Information
Ingredient #                             01
Ingredient Name                          ETHYLENE GLYCOL DIMETHYL ETHER
CAS Number                               110714
NIOSH Number                             KI1451000
Proprietary                              NO
Percent                                  75
OSHA PEL                                 NOT ESTABLISHED
ACGIH TLV                                NOT ESTABLISHED
Recommended Limit                        1 PPM SEE SUPP DATA
Ingredient #                             02
Ingredient Name                          SODIUM-NAPHTHALENE COMPLEX
CAS Number                               113492050
NIOSH Number                             1001618SN
Proprietary                              NO
Percent                                  25
OSHA PEL                                 10PPM (NAPHTALENE)
ACGIH TLV                                10PPM (NAPHTALENE)
Recommended Limit                        10 PPM SEE SUPP DATA
Ingredient #                             03
Ingredient Name                          ETHYLENE GLYCOL DIMETHYL ETHOL
CAS Number                               110714
NIOSH Number                             NR
Proprietary                              NO
Percent                                  75%
ACGIH TLV                                NR
Ingredient #                             04
Ingredient Name                          SODIUM NAPHTHALENE COMPLEX
CAS Number                               113492050
NIOSH Number                             NR
Proprietary                              NO
Percent                                  25%
ACGIH TLV                                NR