ALL PURE CHEMICAL -- DIATOMACEOUS EARTH  -- 9390-00N071388
<pre>=====================  Product Identification  =====================

Product ID:DIATOMACEOUS EARTH
MSDS Date:03/01/1990
FSC:9390
NIIN:00N071388
=== Responsible Party ===
Company Name:ALL PURE CHEMICAL
Box:268
City:TRACY
State:CA
ZIP:95376
Country:US
Info Phone Num:209-835-5423; 209-836-5405
Emergency Phone Num:209-835-5423; 209-836-5405
CAGE:45202
=== Contractor Identification ===
Company Name:ALL PURE CHEMICAL
Address:26700 S BANTA RD
Box:268
City:TRACY
State:CA
ZIP:95376-0268
Country:US
Phone:209-835-5423
CAGE:45202

=============  Composition/Information on Ingredients  =============

Ingred Name:DIATOMACEOUS EARTH, FLUX-CALCINED; (FLUX-CALCINED
    DIATOMACEOUS EARTH CONTAINING INGREDIENTS 2-3)
CAS:68855-54-9
Fraction by Wt: 100%
OSHA PEL:0.069 MG/M3 (MFR)
ACGIH TLV:N/K 

Ingred Name:SILICA, CRYSTALLINE - QUARTZ; (CRYSTALLINE SILICA QUARTZ)
CAS:14808-60-7
RTECS #:VV7330000
Fraction by Wt: <5%
OSHA PEL:SEE TABLE Z-3
ACGIH TLV:0.1 MG/M3 RDUST

Ingred Name:SILICA, CRYSTALLINE - CRISTOBALITE; (CRYSTALLINE SILICA
    CRISTOBALITE)
CAS:14464-46-1
RTECS #:VV7325000
Fraction by Wt: <70%
OSHA PEL:SEE TABLE Z-3
ACGIH TLV:0.05 MG/M3 RDUST

Ingred Name:HYDROGEN CHLORIDE; (HYDROCHLORIC ACID) (SARA 302/313)
    (CERCLA)
CAS:7647-01-0
RTECS #:MW4025000
Fraction by Wt: 32%
OSHA PEL:C 5 PPM
ACGIH TLV:C 5 PPM
EPA Rpt Qty:5000 LBS
DOT Rpt Qty:5000 LBS

=====================  Hazards Identification  =====================

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:YES    IARC:YES	  OSHA:NO
Health Hazards Acute and Chronic:ACUTE:TRANSITORY UPPER RESPIRATORY
    IRRITANT. CHRONIC:LONG TERM INHALATION OF DUST LEVELS IN EXCESS OF
    THE PEL OF CRYSTALLINE SILICA MAY CAUSE LUNG DISEASE (SILICOSIS).
    SIGNS AND SYMPTOMS:INHALATION:CO UGHING, IRRITATION OF NOSE AND
    THROAT; CONGESTION MAY OCCUR UPON OVEREXP. SKIN:NOT APPLIC. (EFTS
    OF OVEREXP)
Explanation of Carcinogenicity:SILICA, CRYSTALLINE-CRISTOBALITE AND
    QUARTZ:IARC MONOGRAPHS, SUPP, VOL 7, PG 341, 1987:GROUP 2A. NTP 7TH
    ANNUAL (SUPDAT)
Effects of Overexposure:HLTH HAZS:INGESTION:NOT HAZARDOUS.
    EYES:TEMPORARY IRRITATION AND/OR INFLAMMATION. TARGET
    ORGAN(S):LUNGS.
Medical Cond Aggravated by Exposure:PRE-EXISTING UPPER RESPIRATORY AND
    LUNG DISEASE, (SUCH AS BRONCHITIS, EMPHYSEMA, ASTHMA, OR OTHERS).

=======================  First Aid Measures  =======================

First Aid:INGESTION:CALL MD IMMEDIATELY . SKIN:FLUSH W/COPIOUS AMOUNTS
    OF WATER. CALL MD . INHALATION:REMOVE FROM DUSTY AREA; DRINK WATER
    TO CLEAR THROAT; BLOW NOSE TO EVACUATE DUST. EYES:DO NOT RUB  EYES.
    FLUSH WITH COPIOUS AMOUNTS OF WATER FOR AT LEAST 15 MINUTES TO
    REMOVE ANY DUST PARTICLES. CONSULT A PHYSICIAN IF IRRITATION
    PERSISTS.

=====================  Fire Fighting Measures  =====================

Flash Point:NONFLAMMABLE
Extinguishing Media:MEDIA SUITABLE FOR SURROUNDING FIRE . NOT
    APPLICABLE.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA & FULL
    PROTECTIVE EQUIPMENT . NONE.
Unusual Fire/Explosion Hazard:NONE.

==================  Accidental Release Measures  ==================

Spill Release Procedures:VACUUM CLEAN OR WET SWEEP; AVOID DUSTING; USE
    A DUST SUPPRESSANT WHEN SWEEPING.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

======================	Handling and Storage  ======================

Handling and Storage Precautions:ALWAYS SEGREGATE MATLS BY MAJOR HAZ
    CLASS. STORE IN DRY PLACE. REPAIR ALL BROKEN BAGS IMMED. AVOID
    CREATING DUST. MAINTAIN GOOD HOUSEKEEPING PRACTICE.
Other Precautions:COMPLY WITH ALL FEDERAL, STATE AND LOCAL REGULATIONS.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:USE NIOSH/MSHA APPROVED RESPIRATORS TO PROTECT
    AGAINST SILICOSIS PRODUCING DUSTS. ENSURE PROPER RESPIRATORY
    PROTECTION.
Ventilation:USE ADEQ EXHST VENT &/OR DUST COLLECTION & APPROP LOC EXHST
    WHERE NEEDED TO KEEP DUST LEVELS BELOW PEL.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPROVED CHEM WORKERS GOGGS .
Other Protective Equipment:ANSI APPROVED EMERGENCY EYE WASH AND DELUGE
    SHOWER .
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EXPLAN OF CARCIN:REPORT ON CARCINOGENS. 1994:ANTICIPATED TO BE
    CARCINOGEN. ANIMAL:LUNG.

==================  Physical/Chemical Properties  ==================

Spec Gravity:2.35 (H*2O=1)
Solubility in Water:SLIGHT
Appearance and Odor:WHITE TO OFF WHITE POWDER.

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
HYDROFLUORIC ACID.
Stability Condition to Avoid:NONE IN DESIGNED USE. AVOID CONTACT WITH
    HYDROFLUORIC ACID.
Hazardous Decomposition Products:REACTS WITH HYDROFLUORIC ACID TO FORM
    TOXIC SILICON TETRAFLUORIDE GAS.

====================  Disposal Considerations  ====================

Waste Disposal Methods:DISPOSAL MUST BE I/A/W FEDERAL, STATE & LOCAL
    REGULATIONS . NOT CONSIDERED AS HAZARDOUS WASTE BY RCRA (40 CFR
    PART 261). PLACE WASTE AND SPILLAGE IN CLOSED CONTAINERS. DISPOSE
    OF IN APPROVED LAN DFILL. RQ:5000LB/2270KG.

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