ing 17: mist resp w/full facepiece. any air-purifying full ing 18: any powered air-purifying resp w/tight-fitting ing 19: 'c' supp-air resp w/full facepiece operated in ing 20: helmet or hood operated in continuous-flow mode. ing 21: demand or other positive pressure mode. ing 3: duration of expos. derm/efts similar to those for ing 4: duration of expos. rptd/prlng cont w/alkaline ing 5: ingest: in study, dogs fed sodium silicate in their ing 6: polydipsia & polyuria. dmg to renal tubules was ing 7: male & female rats before mating resulted in effects first aid proc: chem remains (at least 15-20 min). in case ing 9: bandage securely, but not too tightly. get med attn ing 10: lifting upper & lower lids, until no evidence of ing 11: w/norm saline until ph has returned to norm (30-60 ing 12: ingest: dilute alkali by giving water/milk immed & ing 13: esophagus is only way to exclude poss of corr in ing 14: usually be performed w/in 24 hrs. maintain airway & ing 15: to help prevent aspiration. get medical attention resp prot: operation, must not exceed working lim of resp & silicic acid (h*2sio*3), disodium salt; (sodium water sup dat: inflamm & ulcerative changes in mouth & poss
LD50 LC50 Mixture:LD50 (ORAL RAT): 1153 MG/KG.
Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: INHAL: INHAL OF DUSTS MAY CAUSE
IRRIT OF UPPER RESP TRACT W/SORE THROAT, COUGHING & SHORTNESS OF
BREATH. UPON CONT W/MOIST MUC MEMB, HIGHLY ALKALINE & MAY CAUSE
CORR DMG. SKIN: DUSTS MAY CAUSE IRRIT. UPON CONT W/MOIST SKIN MAY
CAUSESTRONG IRRIT W/ERYTHEMA, PAIN & BLISTERING. 250 MG APPLIED TO
(EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ: HUMAN SKIN FOR 24 HRS RSLT IN SEV
IRRIT. EYE: DUSTS MAY CAUSE REDNESS, PAIN & POSS CORNEAL BURNS.
ACCIDENTAL SPLASHES IN EYE FOLLOWED PROMPTLY BY WASHING W/WATER
HAVE BEEN OBSERVED TO DMG CO RNEAL EPITHELIUM. INGEST: MAY CAUSE GI
UPSET W/PAINFUL SWALLOWING. ABDOM PAIN, VOMIT, NAUS & BURNS IN ORAL
& (SUP DAT)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.
======================= First Aid Measures =======================
First Aid:INHAL: REMOVE TO FRESH AIR IMMED. IF BRTHG HAS STOPPED, GIVE
ARTF RESP. MAINTAIN AIRWAY & BLOOD PRESS & ADMIN OXYGEN IF AVAIL.
KEEP PERS WARM & AT REST. TREAT SYMPTOMATICALLY & SUPPORTIVELY.
ADMIN OF OXYGEN SHOULD BE PERFORMED BY QUALIFIEDPERS. GET MED ATTN
IMMED. SKIN: REMOVE CONTAM CLTHG & SHOES IMMED. WASH AFFECTED AREA
W/SOAP/MILD DETERGENT & LGE AMTS OF WATER UNTIL NO EVIDENCE OF (ING
9)
===================== Fire Fighting Measures =====================
Flash Point:NON-FLAMMABLE
Extinguishing Media:EXTINGUISH USING AGENT SUITABLE FOR TYPE OF
SURROUNDING FIRE.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
PROTECTIVE EQUIPMENT . MOVE CONTAINERS FROM FIRE AREA IF POSSIBLE.
AVOID BREATHING VAPORS OR DUSTS. KEEP UPWIND.
Unusual Fire/Explosion Hazard:NEGLIGIBLE FIRE HAZARD WHEN EXPOSED TO
HEAT OR FLAME.
Respiratory Protection:THE FOLLOWING RESP ARE REC BASED ON INFO FOUND
IN PHYSICAL DATA, TOXICITY & HLTH EFTS SECTIONS. THEY ARE RANKED IN
ORDER FROM MIN TO MAX RESP PROT. THE SPEC RESP SELECTED MUST BE
BASED ON CONTAM LEVEL S FOUND IN WORK PLACE, ON SPEC (ING 17)
Ventilation:PROVIDE LOCAL EXHAUST OR GENERAL DILUTION VENTILATION
SYSTEM.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPRVD CHEM WORKERS GOGGS .
Other Protective Equipment:WEAR APPROPRIATE PROTECTIVE CLOTHING.
EMERGENCY EYEWASH & DELUGE SHOWER MEETING ANSI DESIGN CRITERIA .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EFTS OF OVEREXP: ALIMENTARY CANAL. IN STUDY 11 DOGS WERE GIVEN SODIUM
SILICATE BY GASTRIC INTUBATION & IT WAS FOUND THAT 8 MG/KG AS 10.5%
AQUEOUS SOLN PRODUCED EMESIS IN 6 MIN WHICH CONTINUED FOR UP T O 33
MIN. CHRONIC: INHAL: DEPENDING ON CONC & DURATION OF EXPOS,
RPTD/PRLNG EXPOS TO CORR SUBSTANCES MAY CAUSE (ING 3)
Waste Disposal Methods:DISPOSE OF IN ACCORDANCE W/LOCAL, STATE &
FEDERAL REGULATIONS .
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.