MSDS
3M™ Bondo® MEKP Liquid Hardener, P.N. 411, 609, 912, 912M, 912C, 912ES, 7653081 01/21/14
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None known.
Refer to section 5.2 for hazardous decomposition products during combustion.
SECTION 11: Toxicological information
The information below may not be consistent with the material classification in Section 2 if specific ingredient
classifications are mandated by a competent authority. In addition, toxicological data on ingredients may not be
reflected in the material classification and/or the signs and symptoms of exposure, because an ingredient may be
present below the threshold for labeling, an ingredient may not be available for exposure, or the data may not be
relevant to the material as a whole.
11.1. Information on Toxicological effects
Signs and Symptoms of Exposure
Based on test data and/or information on the components, this material may produce the following health effects:
Inhalation:
Harmful if inhaled.
Respiratory Tract Irritation: Signs/symptoms may include cough, sneezing, nasal discharge, headache, hoarseness, and nose
and throat pain.
Dust from cutting, grinding, sanding or machining may cause irritation of the respiratory system. Signs/symptoms may
include cough, sneezing, nasal discharge, headache, hoarseness, and nose and throat pain.
May cause target organ effects after inhalation.
Skin Contact:
Corrosive (Skin Burns): Signs/symptoms may include localized redness, swelling, itching, intense pain, blistering, ulceration,
and tissue destruction.
Eye Contact:
Corrosive (Eye Burns): Signs/symptoms may include cloudy appearance of the cornea, chemical burns, severe pain, tearing,
ulcerations, significantly impaired vision or complete loss of vision.
Dust created by cutting, grinding, sanding, or machining may cause eye irritation. Signs/symptoms may include redness,
swelling, pain, tearing, and blurred or hazy vision.
Ingestion:
Harmful if swallowed.
Gastrointestinal Corrosion: Signs/symptoms may include severe mouth, throat and abdominal pain; nausea; vomiting; and
diarrhea; blood in the feces and/or vomitus may also be seen.
Target Organ Effects:
Single exposure may cause:
Dermal Effects: Signs/symptoms may include changes in skin pigmentation and/or coloration.
Toxicological Data
If a component is disclosed in section 3 but does not appear in a table below, either no data are available for that endpoint or
the data are not sufficient for classification.
Acute Toxicity
Name Route Species Value










