Page 1/8
Safety Data Sheet
acc. to OSHA HCS
Printing Date 01/10/2017 Revision Date 01/10/2017Revision Number 2
44.0
* 1 Identification
Product identifier
Trade name: MP55220, MP55320, MP55420 Part B (Activator)
Relevant identified uses of the substance or mixture.Activator
Application of the substance / the mixtureActivator
Details of the supplier of the safety data sheet
Manufacturer/Supplier:
Adhesive Systems, Inc.
A Division of Royal Adhesives & Sealants, LLC
9411 Corsair Road
Frankfort, Illinois 60423
Phone Number: 800-552-0299
Information department:Environment protection department.
Emergency telephone number:
ChemTrec: Day or Night within USA and Canada: 1-800-424-9300.
Outside USA and Canada: +1 703-527-3887 (collect calls accepted)
* 2 Hazard(s) identification
Classification of the substance or mixture
Flam. Liq. 4 H227 Combustible liquid.
Eye Irrit. 2B H320 Causes eye irritation.
Label elements
GHS label elementsThe product is classified and labeled according to the Globally Harmonized System (GHS).
Hazard pictogramsVoid
Signal wordWarning
Hazard statements
Combustible liquid.
Causes eye irritation.
Precautionary statements
Keep away from flames and hot surfaces. No smoking.
Wear protective gloves / eye protection / face protection.
Wash thoroughly after handling.
If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do.
Continue rinsing.
If eye irritation persists: Get medical advice/attention.
In case of fire: Use for extinction: CO2, powder or water spray.
Store in a well-ventilated place. Keep cool.
Dispose of contents/container in accordance with local/regional/national/international regulations.
Classification system:
NFPA ratings (scale 0 – 4)
1
1
1
Health = 1
Fire = 1
Reactivity = 1
(Contd. on page 2)
USA

Page 2/8
Safety Data Sheet
acc. to OSHA HCS
Printing Date 01/10/2017 Revision Date 01/10/2017Revision Number 2
Trade name: MP55220, MP55320, MP55420 Part B (Activator)
(Contd. of page 1)
44.0
HMIS-ratings (scale 0 – 4)
HEALTH
FIRE
PHYSICAL HAZARD
1
1
1
Health = 1
Fire = 1
Physical Hazard = 1
Other hazards
Results of PBT and vPvB assessment
PBT:Not applicable.
vPvB:Not applicable.
* 3 Composition/information on ingredients
Chemical characterization: Mixtures
Description:Mixture
Hazardous components:
94-36-0 dibenzoyl peroxide 5-20%
* 4 First-aid measures
Description of first aid measures
After inhalation:
Supply fresh air and to be sure call for a doctor.
In case of unconsciousness place patient stably in side position for transportation.
After skin contact:Immediately wash with water and soap and rinse thoroughly.
After eye contact:
Rinse opened eye for 20 minutes under running water. If eye becomes irritated, obtain medical treatment.
After swallowing:
Rinse mouth with water.
Do not induce vomiting; immediately call for medical help.
Information for doctor:
Most important symptoms and effects, both acute and delayedNo further relevant information available.
Indication of any immediate medical attention and special treatment needed
No further relevant information available.
* 5 Fire-fighting measures
Extinguishing media
Suitable extinguishing agents:
CO2, extinguishing powder or water spray. Fight larger fire with alcohol resistant foam.
Use fire fighting measures that suit the environment.
Special hazards arising from the substance or mixtureNo further relevant information available.
Advice for firefighters
Firefighters use standard protective equipment including flame retardant coat, helmet with face shield, gloves,
rubber boots, and in enclosed spaces, SCBA.
Protective equipment:Protective clothing and respiratory protective device.
USA
(Contd. on page 3)

Page 3/8
Safety Data Sheet
acc. to OSHA HCS
Printing Date 01/10/2017 Revision Date 01/10/2017Revision Number 2
Trade name: MP55220, MP55320, MP55420 Part B (Activator)
(Contd. of page 2)
44.0
* 6 Accidental release measures
Personal precautions, protective equipment and emergency procedures
Wear protective equipment. Keep unprotected persons away.
Ensure adequate ventilation
Environmental precautions:Do not allow to enter sewers/ surface or ground water.
Methods and material for containment and cleaning up:
Absorb with liquid-binding material (sand, diatomite, acid binders, universal binders, sawdust).
Dispose of contaminated material as waste in accordance with federal state and local regulations.
Ensure adequate ventilation.
Reference to other sections
See Section 7 for information on safe handling.
See Section 8 for information on personal protection equipment.
See Section 13 for disposal information.
* 7 Handling and storage
Handling:
Precautions for safe handling
Open and handle receptacle with care.
Ensure good ventilation/exhaustion at the workplace.
Prevent formation of aerosols.
Information about protection against explosions and fires:
Keep container closed when not in use.
Keep ignition sources away – Do not smoke.
Prevent impact and friction.
Conditions for safe storage, including any incompatibilities
Storage:
Requirements to be met by storerooms and receptacles:Store in a cool location away from direct heat.
Information about storage in one common storage facility:Store away from oxidizing agents.
Further information about storage conditions:
Store in cool, dry conditions in well sealed receptacles.
Protect product from freezing.
Protect from heat and direct sunlight.
Specific end use(s)No further relevant information available.
* 8 Exposure controls/personal protection
Additional information about design of technical systems:No further data; see item 7.
Control parameters
Components with limit values that require monitoring at the workplace:
The product does not contain any relevant quantities of materials with critical values that have to be monitored at
the workplace.
Additional information:The lists that were valid during the creation were used as basis.
Exposure controls
Personal protective equipment (see listings below)
General protective and hygienic measures:
Immediately remove all soiled and contaminated clothing.
Wash hands before breaks and at the end of work.
(Contd. on page 4)
USA

Page 4/8
Safety Data Sheet
acc. to OSHA HCS
Printing Date 01/10/2017 Revision Date 01/10/2017Revision Number 2
Trade name: MP55220, MP55320, MP55420 Part B (Activator)
(Contd. of page 3)
44.0
Breathing equipment:
Use approved respiratory protection equipment when airborne exposure is excessive. Consult the respirator
manufacturer to determine the appropriate type of equipment for a given application. Observe respirator use
limitations specified by the manufacturer.
Protection of hands:
Protective gloves
The glove material has to be impermeable and resistant to the product/ the substance/ the preparation.
Material of gloves
Nitrile rubber, NBR
Neoprene gloves
The selection of the suitable gloves does not only depend on the material, but also on further marks of quality and
varies from manufacturer to manufacturer.
Penetration time of glove material
The exact break through time has to be found out by the manufacturer of the protective gloves and has to be
observed.
Eye protection:
Safety glasses with side shields.
Tightly sealed goggles
Body protection:Protective work clothing
* 9 Physical and chemical properties
Information on basic physical and chemical properties
General Information
Appearance:
Form: Liquid
Color: Gray
Odor: Mild
Odor threshold: Not determined.
pH-value: Not determined.
Change in condition
Melting point: Undetermined.
Boiling point:
Flash point: 84 C (183 F)
Flammability (solid, gaseous):Not applicable.
Ignition temperature: Not determined
Decomposition temperature: Not determined.
Auto igniting: Product is not selfigniting.
Danger of explosion: Extreme risk of explosion by shock, friction, fire or other sources of
ignition.
Flammable limits:
Lower: Not determined
(Contd. on page 5)
USA

Page 5/8
Safety Data Sheet
acc. to OSHA HCS
Printing Date 01/10/2017 Revision Date 01/10/2017Revision Number 2
Trade name: MP55220, MP55320, MP55420 Part B (Activator)
(Contd. of page 4)
44.0
Upper: Not determined
Vapor pressure at 20 C (68 F):1 hPa (1 mm Hg)
Specific gravity at 20 C (68 F):1.21 g/cm (10.097 lbs/gal)
Relative density Not determined.
Vapor density Not determined.
Evaporation rate <1 Solubility in / Miscibility with Water: Insoluble Partition coefficient (n-octanol/water):Not determined. Viscosity: Dynamic: Not determined. Kinematic: Not determined. Solvent content: Organic solvents: 0.0 % Solids content: Not available Other information No further relevant information available. * 10 Stability and reactivity ReactivityNo further relevant information available. Chemical stability Thermal decomposition / conditions to be avoided:No decomposition if used according to specifications. Possibility of hazardous reactionsNo dangerous reactions known. Conditions to avoid Avoid high temperatures. Avoid freezing. Heat, flames, sparks. Direct sunlight Incompatible materials:Reacts with oxidizing agents. Hazardous decomposition products: Carbon monoxide Carbon dioxide Nitrogen oxides * 11 Toxicological information Information on toxicological effects Acute toxicity: Primary irritant effect: on the skin:May irritate the skin. on the eye:Irritating effect. Sensitization:No sensitizing effects known. Additional toxicological information: The product shows the following dangers according to internally approved calculation methods for preparations: Irritant (Contd. on page 6) USA Page 6/8 Safety Data Sheet acc. to OSHA HCS Printing Date 01/10/2017 Revision Date 01/10/2017Revision Number 2 Trade name: MP55220, MP55320, MP55420 Part B (Activator) (Contd. of page 5) 44.0 Carcinogenic categories IARC (International Agency for Research on Cancer) 94-36-0 dibenzoyl peroxide 3 NTP (National Toxicology Program) None of the ingredients is listed. OSHA-Ca (Occupational Safety & Health Administration) None of the ingredients is listed. * 12 Ecological information Toxicity Aquatic toxicity:No further relevant information available. Persistence and degradabilityNo further relevant information available. Behavior in environmental systems: Bioaccumulative potentialNo further relevant information available. Mobility in soilNo further relevant information available. Additional ecological information: General notes:At present there are no ecotoxicological assessments. Results of PBT and vPvB assessment PBT:Not applicable. vPvB:Not applicable. Other adverse effectsNo further relevant information available. * 13 Disposal considerations Waste treatment methods Recommendation:Must be specially treated adhering to official regulations. Uncleaned packagings: Recommendation:Disposal must be made according to official regulations. * 14 Transport information UN-Number DOT, ADN, IMDG, IATA not regulated UN proper shipping name DOT, ADN, IMDG, IATA not regulated Transport hazard class(es) DOT, ADN, IMDG, IATA Class not regulated Packing group DOT, IMDG, IATA not regulated Environmental hazards: Not applicable. Special precautions for user Not applicable. (Contd. on page 7) USA Page 7/8 Safety Data Sheet acc. to OSHA HCS Printing Date 01/10/2017 Revision Date 01/10/2017Revision Number 2 Trade name: MP55220, MP55320, MP55420 Part B (Activator) (Contd. of page 6) 44.0 Transport in bulk according to Annex II of MARPOL73/78 and the IBC Code Not applicable. Transport/Additional information:Limited Quantities are allowed. Refer to 49 CFR for conditions that apply. UN "Model Regulation": not regulated * 15 Regulatory information Safety, health and environmental regulations/legislation specific for the substance or mixture Sara Section 355 (extremely hazardous substances): None of the ingredients is listed. Section 313 (Specific toxic chemical listings): All ingredients are listed. TSCA (Toxic Substances Control Act): All components of this product are on the TSCA Inventory or are exempt from TSCA Inventory requirements. Proposition 65 Chemicals known to cause cancer: None of the ingredients is listed. Chemicals known to cause reproductive toxicity for females: None of the ingredients is listed. Chemicals known to cause reproductive toxicity for males: None of the ingredients is listed. Chemicals known to cause developmental toxicity: None of the ingredients is listed. (DSL) Canada Dosmestic Substance List All components of this product are on the DSL(Canada Domestic Substance list) or are exempt from DSL requirements. New Jersey Right-to-Know List: All ingredients are listed. New Jersey Special Hazardous Substance List: 94-36-0 dibenzoyl peroxide F4, R4 Pennsylvania Right-to-Know List: All ingredients are listed. Pennsylvania Special Hazardous Substance List: 94-36-0 dibenzoyl peroxide E Cancerogenity categories EPA (Environmental Protection Agency) None of the ingredients is listed. TLV (Threshold Limit Value established by ACGIH) 94-36-0 dibenzoyl peroxide A4 (Contd. on page 8) USA Page 8/8 Safety Data Sheet acc. to OSHA HCS Printing Date 01/10/2017 Revision Date 01/10/2017Revision Number 2 Trade name: MP55220, MP55320, MP55420 Part B (Activator) (Contd. of page 7) 44.0 MAK (German Maximum Workplace Concentration) None of the ingredients is listed. NIOSH-Ca (National Institute for Occupational Safety and Health) None of the ingredients is listed. National regulations: Water hazard class:Water hazard class 1 (Self-assessment): slightly hazardous for water. Chemical safety assessment:A Chemical Safety Assessment has not been carried out. * 16 Other information Although the information and recommendations set forth in this SDS are presented in good faith and are believed to be correct as of the date of this SDS, Royal Adhesives & Sealants makes no representations as to the completeness or accuracy thereof. Information is supplied on the condition that the persons receiving and using it will make their own determination as to the suitability for their purpose prior to use. In no event will Royal Adhesives & Sealants or any affiliate thereof be responsible for damages of any nature whatsoever resulting from the use or reliance on the information set forth in the SDS. Department issuing SDS:Environment protection department. Creation Date:01/10/2017 Date of preparation / last revision01/10/2017 / 1 Abbreviations and acronyms: IMDG: International Maritime Code for Dangerous Goods DOT: US Department of Transportation IATA: International Air Transport Association ACGIH: American Conference of Governmental Industrial Hygienists EINECS: European Inventory of Existing Commercial Chemical Substances ELINCS: European List of Notified Chemical Substances CAS: Chemical Abstracts Service (division of the American Chemical Society) NFPA: National Fire Protection Association (USA) HMIS: Hazardous Materials Identification System (USA) PBT: Persistent, Bioaccumulative and Toxic vPvB: very Persistent and very Bioaccumulative NIOSH: National Institute for Occupational Safety OSHA: Occupational Safety & Health TLV: Threshold Limit Value PEL: Permissible Exposure Limit REL: Recommended Exposure Limit Flam. Liq. 4: Flammable liquids Category 4 Eye Irrit. 2B: Serious eye damage/eye irritation Category 2B USA