Product ID:7423 AND 7523 ETCHING AND GEL AND EMNAMEL ETCHANT
MSDS Date:12/07/1994
FSC:6520
NIIN:01-188-5348
Kit Part:Y
MSDS Number: BWMSC

MINNESOTA MINING AND MFG CO

3M CTR 224-2S-25
ST. PAUL, MN 55144-1000
US

Emergency Phone: 612-733-1110 612-733-6100(SPILL)

Info Phone: 612-733-1110

Cage: 76381

MINNESOTA MINING AND MFG CO, DBA 3M

SAINT PAUL, MN 55144-1000 US

Telephone: 866-556 5712 / 612-733-1110

Cage: 76381

WATER

CAS: 7732-18-5

RTECS: ZC0110000

Fraction By Weight: 54-62%

PHOSPHORIC ACID (SARA III)

CAS: 7664-38-2

RTECS: TB6300000

Fraction By Weight: 34-38%

OSHA PEL 1 MG/M3

ACGIH TLV: 1 MG/M3/3 STEL; 9394

EPA Report Quantity: 5000 LBS

DOT Report Quantity: 5000 LBS

SILICA GEL

CAS: 112945-52-5

RTECS: VV7310000

Fraction By Weight: 3-7%

OSHA PEL 6 MG/M3

ACGIH TLV: 10 MG/M3

LD50 LC50 Mixture:TLV FOR PHOSPHORIC ACID IS 1MG/M3 TWA
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:YES IARC:YES OSHA:NO
Health Hazards Acute and Chronic:*CORROSIVE** EYES:MAY CAUSE
BURNS.SKIN:MAY CAUSE BURNS.INGEST:CAUSE GI TRACT
IRRITATION.INHAL:MAY CAUSE RESPIRATORY IRRITATION AND SILICA DUST
MAY CAUSE LUNG DAMAGE(PNEUMOCONIOSIS).
Explanation of Carcinogenicity:CONTAINS FUMED SILICA WHICH MAY CAUSE
PNEUMOCONISIS.
Effects of Overexposure:EYES:CLOUDING OF THE
CORNEA.PAIN,TEARING,ULCERS,IMPAIRED OR LOSS OF
VISION.SKIN:REDNESS,SWELLING,ITCHING,PAIN,BLISTERING,ULCERATIONS,SL
OUGHING,SCARRING.INHAL:COUGHING,SNEEZING.PNEUMOCONIOSIS:COUGHING,
SHORTNESS OF BREATH,CONGESTION,COUGHINGUP
BLOOD.INGEST:PAIN,NAUSEA,VOMITING,ABDOMINAL TENDERNESS,BLOOD IN
VOMITUS/FECES
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING
RESPIRATORY AILMENTS MAY BE AT INCREASED RISK FROM EXPOSURE TO THE
DUST FROM THIS PRODUCT.SMOKING INCREASES THE RISK.

First Aid:SKIN:REMOVE CONTAMINATED CLOTHING;WASH WITH WATER.EYES:FLUSH
WITH WATER FOR 15 MINUTES.INHAL:REMOVE TO FRESH AIR.GIVE OXYGEN OR
ARTIFICIAL RESPIRATION IF NEEDED.INGEST:DO NOT INDUCE VOMITING.GET
PROMP T QUALIFIED MEDICAL ATTENTION.IF CONSIOUS,GIVE 2 GLASSES OF
WATER.

Flash Point:NONE
Extinguishing Media:USE MEDIA APPROPRIATE FOR SURROUNDING FIRE.
Fire Fighting Procedures:USE A SELF-CONTAINED BREATHING APPARATUS AND
FULL PROTECTIVE EQUIPMENT.
Unusual Fire/Explosion Hazard:NONE SPECIFIED BY MANUFACTURER.

Spill Release Procedures:USE PROPER RESPIRATORY AND PROTECTIVE
EQUIPMENT.COVER WITH SODA ASH OR SLAKED LIME;SOAK UP WITH
NON-COMBUSTIBLE INERT ADSORBANT(EG.CLAY);PLACE COLLECTED MATERIAL
IN A METAL CONTAINER FOR DISPOSAL;CLEA N SPILL AREA TO REMOVE
SLIPPERINESS.
Neutralizing Agent:SODA ASH(SODIUM CARBONATE) OR SLAKED LIME(CALCIUM
HYDROXIDE).

Handling and Storage Precautions:STORE IN A COOL,DRY,WELL-VENTILATED
PLACE.KEEP CONTAINER CLOSED WHEN NOT IN USE.AVOID METALS.
Other Precautions:FOLLOW LABEL DIRECTIONS.AVOID BREATHING VAPORS.AVOID
SKIN AND EYE CONTACT.

Respiratory Protection:NOT NEEDED IN NORMAL SERVICE.
Ventilation:USE GENERAL DILUTION VENTILATION.
Protective Gloves:NATURAL RUBBER
Eye Protection:SAFETY GLASSES
Other Protective Equipment:PROTECTIVE CLOTHING,AS NEEDED.PROVIDE A
LOCAL EYE WASH STATION.
Work Hygienic Practices:USE REASONABLE CARE IN HANDLING THIS
PRODUCT.WASH HANDS AFTER USE AND BEFORE EATING.
Supplemental Safety and Health
KEY1;C1.REFER TO PNIND:F-J.

HCC:C1
Spec Gravity:1.28
pH:1
Viscosity:100,000 CPS
Solubility in Water:COMPLETE
Appearance and Odor:GEL;BLUE.ODOR NOT REPORTED.
Corrosion Rate:CORROSIV

Stability Indicator/Materials to Avoid:YES
CORROSIVE TO METALS.
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:NONE SPECIFIED BY MANUFACTURER.

Waste Disposal Methods:DISPOSE OF IN ACCORDANCE WITH FEDERAL,STATE AND
LOCAL REGULATIONS.NEUTRALIZED MATERIAL AND QUANTITIES LESS THAN 5
GALLONS CAN BE FLUSHED TO A WASTE WATER TREATMENT CENTER.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.