MATERIAL SAFETY DATA SHEET FOR:  BRITE MARK SOLVENT/THINNER

PRODUCT IDENTIFICATION:

PRODUCT NAME:  CLEANER, SOLVENT	Other Names:  T525
HMIS HEALTH:  2        FLAMMABILITY:  3	     REACTIVITY:  0      PERS PROT:  C
CHEMICAL FAMILY:  SOLVENT                    MSDS NUMBER:  THINNER
DOT HAZARD CLASS:  UN1210                    WHMIS (CANADA ONLY):  B3
DOT SHIPPING NAME:  FLAMMABLE LIQUID         DATE REVISED:   NOV. 1, 1997

---------------------------------------------------------------------------------------

HAZARDOUS INGREDIENT

Information on this Material Safety Data Sheet refers to inks used in pens and
markers, however, it applies to these inks in bulk.  The inks are contained in
capillary or valve reservoirs and will not spill or leak under normal conditions.

INGREDIENT              CAS Reg. Num#         % (wt)        Threshold Limit Value
Aromatic Hydrocarbon    64742-95-6            12            100 PPM/8HRS PEL
Xylene                  1330-20-7             52            100 PPM/PEL/TLV
Cumene                  98-82-8                1            50 PPM/SKIN
Trimethylbenzene        25551-13-7             8            25 PPM/PEL/TLV
Toluene                 108-88-3              25            50 PPM/TLV

This product is in compliance with the EPA TSCA Inventory

---------------------------------------------------------------------------------------

Physical Data

Boiling Point Low:  230 F (110 C) high:  351 F (177 C)
Specific Gravity:  <1                Viscosity:             Vapor Pressure: 3mm/Mg3 
% Volatile by Volume:            Vapor Density:  3.6
Solubility in Water:  Negligible         V.O.C:
Evaporation:  Slower Than Ether
Appearance:  Light Liquid, Hydrocarbon Odor

---------------------------------------------------------------------------------------

Fire and Explosion Data:

Flash Point:  80 F TCC         LEL:NE        UEL:NE
Extinguishing Media:  Foam, CO2, Dry Chemical, Water Spray
Unusual Hazards:  NA  Special Procedures:  NNR

---------------------------------------------------------------------------------------

Health Hazard Data

Listed as possible Carcinogen:             NTP:  NL        IARC:NL       OSHA:  NL
If yes,:Symptoms of Overexposure:  Headache, dizziness, nausea, anesthesia,
coughing, eye, throat irritation.
Effects of Overexposure:Slight to sever irritation to eyes and mucous membranes of
nose & throat,dermatitis, Affects Central Nervous System
Primary Routes of Entry:  Ingestion, Dermal or Inhalation
Emergency First Aid:  Inhalation; seek fresh air give artificial respiration if not
breathing, skin contact; wash with copious water.  Ingestion:  call physician.

---------------------------------------------------------------------------------------

Reactivity Data:

Stability:  Stable                       Hazardous Polymerization:  will not occur
Conditions to avoid, Heat, Open Flame, and Sparks
Incompatibility:  Do not mix with strong oxidants
Hazardous Decomposition Products Carbon Monoxide, Carbon Dioxide, & Unidentified
organic combustion products

---------------------------------------------------------------------------------------

Environmental Protection Procedures:

Spill Response:  Remove all ignition sources, ventilate area, use absorbent
material to clean spill.
Disposal Methods:  Dispose of waste in accordance with local and Federal
Regulations.
Protective Gear:  NNR
Additional Measures:  Keep away from heat, fire, and strong oxidants.  Store in
cool place (room Temp) use adequate ventilation 
Special Precautions:  NA
*-”Free Dust”, not bound in paint/ink matrix, NA-Not Applicable, NL=Not Listed,
NNR=Not Normally Required NE=Not Established