MSDS

Monsanto Company, Lawn & Garden Products
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Roundup® Ready-To-Use Extended Control Weed & Grass
Killer Plus Weed Preventer II
Version: 1.1 Effective date: 10/16/2009
Solubility: Water: Completely miscible.
pH: 7.2 - 7.5
Partition coefficient: log Pow: 3.42 (pelargonic acid)
Partition coefficient: log Pow: -3.2 @ 25 °C (glyphosate)
Partition coefficient: log Pow: 0.393 25 °C (imazapic)
10. STABILITY AND REACTIVITY
Stability
Stable under normal conditions of handling and storage.
Oxidizing properties
No data.
Materials to avoid/Reactivity
Reacts with galvanised steel or unlined mild steel to produce hydrogen, a highly flammable gas that could explode.
Hazardous decomposition
Thermal decomposition: Hazardous products of combustion: see section 5.
Self-accelerating decomposition temperature (SADT)
No data.
11. TOXICOLOGICAL INFORMATION
This section is intended for use by toxicologists and other health professionals.
Data obtained on product, similar products and on components are summarized below.
Eye irritation
Rabbit, 3 animals, OECD 405 test:
Days to heal: 14
Moderate irritation.
FIFRA category III.
Similar formulation
Acute oral toxicity
Rat, LD50: > 5,000 mg/kg body weight
Practically non-toxic.
FIFRA category IV.
Acute dermal toxicity
Rat, LD50: > 5,000 mg/kg body weight
Practically non-toxic.
FIFRA category IV.
No mortality.
Skin irritation
Rabbit, 3 animals, OECD 404 test:
Days to heal: 1
Primary Irritation Index (PII): 0.3/8.0
Essentially non irritating.
FIFRA category IV.
Acute inhalation toxicity
Rat, LC50 (limit test), 4 hours, aerosol:
Practically non-toxic.