MSDS
Preen Lawn Weed Control Revision Date: 10/07/2014
Page 3 of 7
Methods for clean-up Use reasonable personal protective equipment as required. Cover powder spill with plastic
sheet or tarp to minimize spreading and keep powder dry. Take up mechanically, placing
in appropriate containers for disposal. Avoid creating dust. Clean contaminated surface
thoroughly. Soak up excess with inert absorbent material.
Safe Handling Read all safety instructions before handling. Ensure adequate ventilation, especially in
confined areas. Use personal protective equipment as required. Wash face, hands and any
exposed skin thoroughly after handling. Do not eat, drink or smoke when handling this product.
Avoid breathing dusts. Use only outdoors or in a well ventilated area.
Storage Conditions Keep containers tightly closed in a cool, well- ventilated place. Store locked up. Keep away from
food, drink and animal feed. Keep out of the reach of children.
Incompatible materials Avoid strong acids or alkali, or other reactive substances.
Exposure Guidelines
Chemical Name
ACGIH TLV
OSHA PEL
NIOSH
2, 4-Dichlorophenoxyacetic acid (2,4-D)
10 mg/m
3
(TWA inhalable)
10 mg/m
3
(TWA total)
100 mg/m
3
IDLH*
10 mg/m
3
TWA
Nuisance Dusts
10 mg/m
3
(TWA inhalable)
15 mg/m
3
(TWA total)
50 mppcf (TWA total)
5 mppcf (TWA respirable)
-
*IDLH refers to amounts that are "Immediately Dangerous to Life or Health"
Engineering controls: Use with adequate ventilation to prevent dust buildup in air. Have eyewash and shower
facilities in case of eye or skin contact.
Individual protection measures
Eye protection Safety glasses, or goggles if eye contact is likely.
Skin and Body Protection Gloves and coveralls recommended.
Respiratory Protection Dust mask recommended for dusty or misty conditions. If exposure limits are
exceeded or irritation is experienced, NIOSH/MSHA approved respiratory
protection should be worn. Respiratory protection must be provided in
accordance with current local regulations.
General Hygiene When using product, do not eat, drink or smoke. Wash hands thoroughly after
handling. Wash contaminated clothing before reuse. Contaminated clothing
should not be allowed out of the workplace.
Physical state Solid
Appearance Granules
Color Yellow
Odor Slight
Odor Threshold No information available
pH Not applicable
Melting point/freezing point Not applicable
9. PHYSICAL AND CHEMCIAL PROPERTIES
8. EXPOSURE CONTROLS/PERSONAL PROTECTION
7. HANDLING AND STORAGE