Product ID:849 9550 T-390 FIRST DEVELOPER REPLENISHER,PART E
MSDS Date:08/31/1994
FSC:6750
NIIN:00D006231
Kit Part:Y
MSDS Number: CDHSQ

Emergency Phone: 716-722-5151

Info Phone: 800- 242-2424

Cage: 19139

Telephone: 800-828-6203

Cage: 5K871

POTASSIUM HYDROQUINONE MONOSULFONATE

CAS: 21799-87-1

Fraction By Weight: 100%

LD50 LC50 Mixture:LD50 (ORAL, RAT) IS 3200 MG/KG.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:TARGET ORGANS:EYE, SKIN, RESPIRATORY &
GI TRACTS. ACUTE- EYES:CAUSES IRRITATION. REPEATED EXPOSURE TO DUST
MAY CAUSE EYE INJURY. SKIN:CAUSES IRRITATION. MAY CAUSE ALLERGIC
SKIN REACTION. INHALE:EXPECT ED TO BE A LOW HAZARD FOR RECOMMENDED
HANDLING. ORAL:EXPECTED TO BE A LOW INGESTION HAZARD. CHRONIC-
UNKNOWN.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:IRRITATION, TEARING, ALLERGIC SKIN REACTION
Medical Cond Aggravated by Exposure:PERSONS WITH PRE-EXISTING SKIN
DISORDERS MAY BE MORE SUSCEPTIBLE TO THE EFFECTS OF THIS PRODUCT.

First Aid:GET MEDICAL HELP IF SYMPTOMS PERSIST. INHALED:REMOVE TO FRESH
AIR. EYES:FLUSH WITH WATER FOR 15 MINUTES, HOLDING EYELIDS OPEN.
SKIN:FLUSH WITH WATER & WASH WITH A NON-ALKALINE (ACID) TYPE OF
SKIN CLEA NER. ORAL:IF CONSCIOUS, DRINK 1-2 GLASSES OF WATER. SEEK
MEDICAL ATTENTION. NEVER GIVE ANYTHING BY MOUTH TO AN UNCONSCIOUS
PERSON.

Flash Point:NONE
Lower Limits:NOT RELEVANT
Upper Limits:NOT RELEVANT
Extinguishing Media:WATER SPRAY, CARBON DIOXIDE, DRY CHEMICAL. WATER
SPRAY MAY BE USED TO KEEP FIRE EXPOSED CONTAINERS COOL.
Fire Fighting Procedures:WEAR PROTECTIVE CLOTHING AND NIOSH-APPROVED
SELF-CONTAINED BREATHING APPARATUS. HAZARDOUS DECOMPOSITION
PRODUCTS MAY BE PRESENT.
Unusual Fire/Explosion Hazard:POWDERED MATERIAL MAY FORM EXPLOSIVE
DUST-AIR MIXTURES.

Spill Release Procedures:CAREFULLY, SWEEP UP AND PLACE IN A CONTAINER
FOR CHEMICAL WASTE. CLEAN SPILL AREA THOROUGHLY TO REMOVE RESIDUAL
CONTAMINATION.
Neutralizing Agent:NOT RELEVANT

Handling and Storage Precautions:KEEP CONTAINER CLOSED. STORE AWAY FROM
STRONG OXIDIZING AGENTS. MINIMIZE DUST GENERATION AND ACCUMULATION.
Other Precautions:AVOID CONTACT WITH EYES AND SKIN. USE WITH ADEQUATE
VENTILATION. WASH THOROUGHLY AFTER HANDLING. KEEP OUT OF REACH OF
CHILDREN. DO NOT BREATHE DUST. DO NOT INGEST.

Respiratory Protection:IF ENGINEERING CONTROLS DO NOT MAINTAIN AIRBORNE
CONCENTRATIONS TO AN ACCEPTABLE LEVEL, A NIOSH-APPROVED DUST
RESPIRATOR MUST BE WORN. A PROGRAM SHOULD BE INSTITUTED TO ASSURE
COMPLIANCE WITH OSHA STA NDARD 29 CFR 1910.134.
Ventilation:GOOD GENERAL VENTILATION (TYPICALLY 10 AIR CHANGES/HR)
SHOULD BE USED. VENTILATION RATES SHOULD BE MATCHED TO CONDITIONS
Protective Gloves:RUBBER/LATEX
Eye Protection:SAFETY GLASSES WITH SIDE SHIELD/GOGGLES
Other Protective Equipment:SAFETY SHOWER AND EYE WASH FOUNTAIN SHOULD
BE LOCATED NEARBY. WEAR APPROPRIATE PROTECTIVE CLOTHING FOR RISK OF
EXPOSURE.
Work Hygienic Practices:OBSERVE GOOD INDUSTRIAL HYGIENE PRACTICES AND
RECOMMENDED PROCEDURES. WASH THOROUGHLY BEFORE EATING,
DRINKING/SMOKING.
Supplemental Safety and Health
KEY1:N1. ECOLOGICAL INFORMATION: THIS MATERIAL IS EXPECTED TO HAVE THE
FOLLOWING PROPERTIES: A HIGH BIOCHEMICAL OXYGEN DEMAND, A HIGH
POTENTIAL TO AFFECT SOME AQUATIC ORGANISMS. AFTER DILUTION WITH WA
TER, FOLLOWED BY WASTE TREATMENT, IT ISNOT EXPECTED TO CAUSE
ADVERSE ENVIRONMENTAL EFFECTS.

HCC:T6
NRC/State Lic Num:NOT RELEVANT
Melt/Freeze Pt:M.P/F.P Text:DECOMPOSES
Decomp Temp:Decomp Text:484F,251C
Viscosity:NOT RELEVANT
Evaporation Rate & Reference:NOT RELEVANT
Solubility in Water:COMPLETE
Appearance and Odor:WHITE SOLID - NO ODOR

Stability Indicator/Materials to Avoid:YES
STRONG OXIDIZING AGENTS
Stability Condition to Avoid:DUST FORMATION
Hazardous Decomposition Products:CARBON MONOXIDE, CARBON DIOXIDE,
OXIDES OF SULFUR

Waste Disposal Methods:DISCHARGE, TREATMENT OR DISPOSAL MAY BE SUBJECT
TO FEDERAL, STATE OR LOCAL REGULATIONS. CONTRACT WITH A LICENSED
CHEMICAL DISPOSAL AGENCY.

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.