Page 1 of 6 Date: 18.10.95
SAFETY RULES according to MD (28/1/1992)
CATALYST (ORGANIC PEROXIDE)
1 IDENTIFICATION OF THE SUBSTANCE, COMPOUND AND MANUFACTURER
CATALYST (ORGANIC PEROXIDE)
Product identification:
Name and address of the Company TENAX S.p.A. VIA I MAGGIO, 226/263
37020 VOLARGNE - VERONA - ITALY
TEL: 045鈥?6860222
FAX: 045鈥?7732956
Emergency Response Number : INFOTRAC 1800-535-5053
2 COMPOSITION AND INFORMATION ABOUT THE INGREDIENTS
Chemical description: Benzoyl peroxide paste (50% phthalate flexibiliser)
Composition and information about the ingredients
Number in Weight % CAS Number. Chemical denomination
1 50 94-36-0 Benzoyl peroxide
Number Number CEE Symbols Cautions
1 617-008-00-0 Xi RII-2
3. DANGERS
Flammable substance
4 FIRST-AID
Symptoms and after-effects: There are no typical symptoms or after-effects
First aid
General advice In seriuos cases consult a doctor.
Inhaling Take the person out into the open air, allow him/her to breath in fresh air. Loosen
any tight clothing.
Skin Remove the contaminated clothing and wash immediately with soap and
water. Contact a doctor in the case of skin irritation.
Page 2 of 6 Date: 18.10.95
SAFETY RULES according toMD (28/1/1992)
CATALYST (ORGANIC PEROXIDE)
Eyes Immediately flush with water for at least 15 minutes by keeping the eyelids raised.
Swallowing In the case of throwing up, make sure the respiratory system is not blocked.
Vomiting must not be provoked.
5 FIRE FIGHTING
Fire extinguishing agents chemical-based foamy agents, dry powder, water spray and carbon dioxide
Do not use halones
Combustion products carbon dioxide, benzoic acid, benzene, biphenyl, phenyl benzoate
Further information Cool down the closed containers
6 WHAT TO DO IN THE CASE OF SPILLAGE
Personal precautions Do not inhale the vapours. Avoid contact with skin, eyes and clothing. Keep
away from sources of fire.
Cleaning Clean up any inert material with a pan and brush, then pour water over the
contaminated area. Use substances such as vermiculite to soak up
any residues.
Environmental precautions Put as much of the spilt product as possible in a clean container so that it
can be re-used or safely disposed of. Do not pour it down the drains.
7 HANDLING AND STORAGE
Handling Avoid producing vapours and creating fire hazards. Wash yourself thoroughly after handling
this product. Assure a flow of fresh air in the work area. Do not drink, smoke or eat on the job site.
Storage Keep the product away from reducing agents such as amine, acids, alkali and heavy-metal
based substances (e.g. accelerating agents, drying agents and metallic soap). Store in a dry place where
there is a flow of fresh air and away from sources of heat and direct sunlight. Keep the containers upright.
8 EXPOSURE AND PERSONAL PROTECTION
Technical controls Assure a flow of fresh air in the work area.
Page 3 of 6 Date: 18.10.95
SAFETY RULES according toMD (28/1/1992)
CATALYST (ORGANIC PEROXIDE)
Personal protection
Breathe Do not inhale the vapours. In work areas where there is no adequate
ventilation system use a suitable respirator.
Hands Always wear neoprene or synthetic rubber gloves.
Eyes Always wear goggles or safety glasses
Skin and body Always wear clothing which will prevent the product from coming into contact with
the skin. Keep your work clothes away from your personal clothing.
Further information Do not drink, smoke and eat in the area where the product is handled and
processed.
MEL-TWA (1933) 5.0 mg/m3
Exposure limits
9 PHYSICAL AND CHEMICAL PROPERTIES
Physical state Homogeneous, unctuous paste
Colour Pale
Odour Light and unmistakable
Boiling point n.a. (not applicable) (do not distil)
Pour point -10掳C
1140-1170 kg/m3 at 20藲C
Density
Viscosity Tixothropic paste
Vapour pressure n.d. (data not available)
Solubility in water Virtually insoluble at 20藲C
pH Tends to be slightly acid
Flash point Beyond SADT value
Fire point > 380藲C
Blast limits upper: n.d. lower: n.d.
SADT 50藲C
Activated oxygen contents 3.27-3.37%
Page 4 of 6 Date: 18.10.95
SAFETY RULES according to MD (28/1/1992)
CATALYST (ORGANIC PEROXIDE)
Peroxide contents 49.5-51.0%
Other information SADT (Self-Accelerated Decomposition Temperature) indicates the temperature
(determined through experiments) at which a standard product package is subject to a "self-accelerated"
decomposition process.
10 STABILITY AND REACTIVITY
Stability Dangerous chemical reactions may occur when the product goes into self-accelerated
decomposition. Under certain conditions, the product may explode or cause a fire to break out if it comes into
contact with incompatible substances or in the event of decomposition provoked by temperatures of 50藲C or
more.
Situations to be avoided The product must not come into contact with rust
Materials to be avoided Only use equipment made in 316 stainless steel, PVC, polyethylene or with
an internal glass lining.
Dangerous substances produced during decomposition Carbon dioxide, benzoic acid, benzene,
biphenyl, phenyl benzoate
11 INFORMATION ABOUT TOXICITY
Acute toxicity
Oral toxicity LD50 on rats: > 5000 mg/kg
Inhalation LC50 on rats: > 24.4 mg/l, max. concentration after an exposure of 4 hours.
Irritation
Skin Not irritated (exposure time of 4 hours)
Eyes Slightly irritated
Toxic effects on genital organs Ames test: not mutagen
12 EFFECTS ON THE ENVIRONMENT
Harmful effects on:
Fish highly toxic 96h-LC50 = 2.0 mg/l (Poccilia reticulata)
Bacteria respiratory inhibition test on bacteria in activated sludge (EC50=35 mg/l)
DISPOSAL
13
Product The product is to be disposed of in compliance with local and national environmental
regulations and laws. Usually an incineration process is used.
Page 5 of 6 Date: 18.10.95
SAFETY RULES according to MD (28/1/1992)
CATALYST (ORGANIC PEROXIDE)
Further information Before burning the product, dilute in organic solvents.
14 TRANSPORT
By road/rail Class ADR: 5.2
Class RID: 5.2
By sea UN-n 3I08 (*)
IMDG: page 5228
By air IATA-DGR: group II
(*) If the catalyst is supplied with the adhesive in a catalyst + adhesive package, then UN no. 3269 and Class
3.3 are applied.
15 REGULATIONS
Chemical identification Benzoyl peroxide paste (50% phthalate flexibiliser)
Symbols in compliance with Law no. 256 of 29/5/1974
EEC Id. number
Symbols O
Comburent
Warning statemets (R) 12 Highly flammable
Cautions (S) 3/7/9 Store the container in a cool place where there is a flow of fresh air.
14 Keep the product away from reducing agents such as amine, acids, alkali
and heavy-metal based substances.
26 In the case of contact with the eyes, flush with water and call a doctor.
28 In the case of contact with the skin, wash thoroughly with soap and water.
50A Do not mix with peroxide accelerating agents.
50B Do not mix with reducing agents
Page 6 of 6 Date: 18.10.95
SAFETY RULES according to MD (28/1/1992)
CATALYST (ORGANIC PEROXIDE)
16 FURTHER INFORMATION
n.a. = not applicable
n.d. = not available
This product must be stored, handled and used in compliance with current sanitary regulations and laws. The
information contained herein is based on our present knowledge about this product and intends to describe
our products and the precautions to be taken in order to use them safely. Therefore the specifications and
description given herein cannot be used to void a contract.
Printed on 22/04/96
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