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2-Naphthalenecarboxylicacid, 4-[2-(5-chloro-4-methyl-2-sulfophenyl)diazenyl]-3-hydroxy-, calcium salt(1:1)

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| SAFETY DATA SHEET |
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| SECTION 1 - IDENTIFICATION OF THE PREPARATION AND THE SUPPLIER |
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PRODUCT NAME : BUEHLER RED PIGMENTS FOR CASTABLE MOUNTS
IDENTIFICATION NUMBER: 20-8504
PRODUCT USE/CLASS : Epoxy additive

SUPPLIER:
Buehler UK, Ltd. Buehler GmbH
Saturn Building In der Steele 2, 40599 D??sseldorf
101, Lockhurst Lane Postfach 16 03 55, 40599 D??sseldorf
Coventry CV6 5SF ENGLAN TEL: (+44) (0) 24 7658 2158 Telefon: (+49) 0211-974100
FAX: (+44) (0) 24 7658 2159 Telefax: (+49) 0211-9741079
PREPARER: Technical Department, PHONE: +18472955600, PREPARE DATE:27/01/03
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| SECTION 2 - COMPOSITION/INFORMATION ON INGREDIENTS |
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ITEM ------------ CHEMICAL NAME ------------- CAS NUMBER WT/WT%
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01 Permanent red 7023-61-2 10.0-30.0
Classification: No information; N.E.
02 Barium red 7585-41-3 5.0-10.0
Classification: No information; N.E.
03 Alkyl glycidyl ether 68609-97-2 5.0-10.0
Classification: Not Applicable.
04 Epoxy resin 25068-38-6 60.0-100.0
Classification: Xi, N; R36/38-43-51/53

---------------------- EXPOSURE LIMITS --------------------
U/K GERMANY OTHE ITEM 8-HR REL 15-MIN STEL 8-HR MAK 15-MIN MAK 8-HR TWA SKIN
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01 N.E. N.E. N.E. N/E N.E. NO
02 N.E. N.E. N.E. N/E N.E. NO
03 N.E. N.E. N.E. N/E N.E. NO
04 N.E. N.E. N.E. N/E N.E. NO
(See Section 16 for abbreviation legend)
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| SECTION 3 - IDENTIFICATION OF HAZARDS |
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EMERGENCY OVERVIEW: (R43) May cause sensitisation by skin contact.
(R51/53) Toxic to aquatic organisms, may cause long-term adverse effects in
the aquatic environment. (R36/38) Irritating to eyes and skin.

PRIMARY ROUTE(S) OF ENTRY: SKIN CONTACT, EYE CONTACT,
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| SECTION 4 - FIRST AID MEASURES |
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EYE CONTACT: Immediately flush eyes with plenty of water for at least 15
minutes. Get immediate medical attention.

SKIN CONTACT: Remove contaminated clothing. Wash skin with soap and
water. Get medical attention.

INHALATION: No specific treatment is necessary since this material is not
likely to be hazardous by inhalation. If exposed to excessive levels of
dusts or fumes, remove to fresh air and get medical attention if cough or
other symptoms develop.
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9113603EU
Product: 20-8504
Preparation Date: 27/01/03 |=========================================================================|
| SECTION 4 - FIRST AID MEASURES |
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INGESTION: Swallowing less than an ounce will not cause significant harm.
For larger amounts, do not induce vomiting, but give one or two glasses of
water to drink and get medical attention.

NOTES TO PHYSICIAN: Treat symptomatically.
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| SECTION 5 - FIRE FIGHTING MEASURES |
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FLASH POINT: 104 C LOWER EXPLOSIVE LIMIT: N.A.
UPPER EXPLOSIVE LIMIT: N.A.
AUTOIGNITION TEMPERATURE: No data

EXTINGUISHING MEDIA:CO2,DRY CHEMICAL,FOAM,WATER FOG

UNUSUAL FIRE AND EXPLOSION HAZARDS: Irritating and/or toxic gases or fumes
may be generated by thermal decomposition or combustion.

SPECIAL FIREFIGHTING PROCEDURES: Treat as petroleum fire. Wear
appropriate approved protective equipment. Avoid directing water stream
directly into flame; it may cause frothing with subsequent spread of flame.
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| SECTION 6 - ACCIDENTAL RELEASE MEASURES |
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STEPS TO BE TAKEN IN CASE MATERIAL IS RELEASED OR SPILLED: Reclaim clean
material. Prevent washings from entering waterways. Place contaminated
material in covered waste container and dispose of in accordance with local
and national regulations.

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| SECTION 7 - HANDLING AND STORAGE |
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HANDLING: Follow all MSDS/label precautions even after container is
emptied because it may retain product residues. Avoid contact with eyes,
skin, and clothing. Follow good general industrial safety practices during
use and handling. FOR INDUSTRIAL USE ONLY.

STORAGE: KEEP OUT OF THE REACH OF CHILDREN.

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| SECTION 8 - EXPOSURE CONTROLS/PERSONAL PROTECTION |
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ENGINEERING CONTROLS: General ventilation usually adequate.

RESPIRATORY PROTECTION: None normally required under good general
industrial ventilation.

SKIN PROTECTION: Clean clothing to cover skin. Rubber or synthetic
gloves.
EYE PROTECTION: Chemical splash goggles.
OTHER PROTECTIVE EQUIPMENT: Not Applicable.

HYGIENIC PRACTICES: DO NOT reuse empty containers.
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| SECTION 9 - PHYSICAL AND CHEMICAL PROPERTIES |
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BOILING RANGE : 216 - 304 C VAPOR DENSITY : Is heavier than air
ODOR : Mild nondescript ODOR THRESHOLD : No data
APPEARANCE : Red EVAPORATION RATE: Is slower than Butyl
Acetate
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9113603EU
Product: 20-8504
Preparation Date: 27/01/03 |=========================================================================|
| SECTION 9 - PHYSICAL AND CHEMICAL PROPERTIES |
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SOLUBILITY IN H2O : Negligible
FREEZE POINT : No data SPECIFIC GRAVITY: 1.1047
VAPOR PRESSURE : Negligible pH @ 100.0 % : N/A
PHYSICAL STATE : Liquid VISCOSITY : Medium
COEFFICIENT OF WATER/OIL DISTRIBUTION: No data
(See Section 16 for abbreviation legend)
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| SECTION 10 - STABILITY AND REACTIVITY |
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CONDITIONS TO AVOID: Not Applicable.

INCOMPATIBILITY: Strong Lewis or mineral acids. Strong bases or oxidants.
Reaction with amines and mercaptans in large amounts or under uncontrolled
conditions releases considerable heat and may release acrid fumes.

HAZARDOUS DECOMPOSITION PRODUCTS: Oxides of carbon.

HAZARDOUS POLYMERIZATION: Will not occur under normal conditions.
STABILITY: This product is stable under normal storage conditions.

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| SECTION 11 - TOXICOLOGICAL INFORMATION |
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COMPONENT TOXICOLOGICAL INFORMATION:
----------- CHEMICAL NAME ----------- ------ LD50 ------ ------ LC50 ------
Permanent red Not Applicable Not Applicable
Barium red Not Applicable Not Applicable
Alkyl glycidyl ether Derm-rbt >4.5 g/kg rat >1.5mg/l/4Hr
Epoxy resin Oral-rat=>11 g/kg No deaths/satd air

Toxicological Test Data: None known.

ACUTE EFFECTS - EYE CONTACT: Moderately irritating to the eyes. Contact
may cause pain, tearing, redness, and temporary swelling.

ACUTE EFFECTS - SKIN CONTACT: Contact causes skin irritation. May cause
allergic skin reaction. Repeated or prolonged contact may cause
sensitisation. Moderate irritant. Prolonged contact may cause dermatitis.

ACUTE EFFECTS - INHALATION: Liquid aspirated into lungs may cause serious

injury or death. Vapours and/or aerosols which may be formed at elevated
temperatures may be irritating.

ACUTE EFFECTS - INGESTION: Irritating to mouth, throat and stomach, with
nausea.

CHRONIC OVEREXPOSURE EFFECTS: *Contact with skin may aggravate
pre-existing skin disorders. *Contains a substance or substances shown to
be mutagenic in in-vitro (test tube) assays.

ECOLOGICAL TEST DATA: Not Applicable.

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9113603EU
Product: 20-8504
Preparation Date: 27/01/03 |=========================================================================|
| SECTION 13 - DISPOSAL CONSIDERATIONS |
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DISPOSAL METHOD: Incineration or fuels blending recommended if regulations
permit. Mix resin and hardener according to product directions and allow
to cure. When cured, product is non-hazardous, and may be placed in
industrial or municipal landfill.

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| SECTION 14 - TRANSPORT INFORMATION |
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INTERNATIONAL SHIPPING NAME: Not considered a dangerous good for transport
INTERNATIONAL ID NUMBER: N/A
IMDG CLASS (1?,2?): N/A IMDG IMDG EMS: N/A IATA CLASS (1?,2?): N/A

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| SECTION 15 - REGULATORY INFORMATION |
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CHiP SUPPLY LABEL RISK PHRASES: (R36/38) Irritating to eyes and skin.
(R43) May cause sensitisation by skin contact. (R51) Toxic to aquatic
organisms. (R53) May cause long-term adverse effects in the aquatic
environment.

CHiP SUPPLY LABEL SAFETY PHRASES: (S28) After contact with skin, wash
immediately with plenty of water. (S37/39) Wear suitable gloves and
eye/face protection. (S61) Avoid release to the environment. Refer to
special instructions/safety data sheet. Contains epoxy constituents. See
information supplied by the manufacturer. For industrial or professional
use ONLY.

CHiP SUPPLY LABEL SYMBOLS: Irritant, Xi; Danger to the Environment, N

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| SECTION 16 - OTHER INFORMATION |
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PREVIOUS MSDS REVISION DATE: none
REASON FOR REVISION: new product

VOLATILE ORGANIC COMPOUNDS (VOCS): 0 grams/ltr (calculated)

LEGEND: N.A. - Not Applicable, N.E. - Not Established,
N.D. - Not Determined
ABBREVIATIONS: Administrative Revision Date: Reason for administrative
revision: ACGIH = American Conference of Governmental Industrial
Hygienists; UK = United Kingdom; REL = Recommended Exposure Limit; MAK =
Maximale Arbetisplatzkonzentration (Maximum Concentration in the
Workplace); TLV-TWA = Threshold Limit Value-Time Weighted Average (8
hours); STEL = Short-Term Exposure Limit (15 minutes); C = Ceiling Value;
PEL = Permissible Exposure Limit

DISCLAIMER: To the best of our knowledge, the information contained in
this MSDS is accurate or is obtained from sources believed to be accurate.
However, no liability, expressed or implied, is assumed for the accuracy or
completeness of the information contained herein. Buyer assumes liability
in its use of the material.
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9113603EU

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