MSDS

Monsanto Company, Lawn & Garden Products
Page: 7 / 10
Roundup® Ready-To-Use Extended Control Weed & Grass
Killer Plus Weed Preventer II
Version: 1.0 Effective date: 11/21/2006
Other effects: histopathologic effects, blood biochemistry effects
Rat, oral, 2 years:
NOEL tumour: 1,133 mg/kg body weight/day
NOAEL toxicity: 1,133 mg/kg body weight/day
Target organs/systems: none
Other effects: none
No tumours.
Mouse, oral, 18 months:
NOEL tumour: 1,288 mg/kg body weight/day
NOAEL toxicity: 1,288 mg/kg body weight/day
Target organs/systems: none
Other effects: none
No tumours.
Toxicity to reproduction/fertility
Rat, oral, 2 generations:
NOAEL toxicity: 1,344 mg/kg body weight/day
NOAEL reproduction: 1,344 mg/kg body weight/day
Target organs/systems in parents: none
Target organs/systems in pups: none
Developmental toxicity/teratogenicity
Rat, oral, days of gestation:
NOAEL toxicity: 1,000 mg/kg body weight/day
NOAEL development: 1,000 mg/kg body weight/day
Target organs/systems in mother animal: none
Developmental effects: none
Rabbit, oral, days of gestation:
NOAEL toxicity: 350 mg/kg body weight/day
NOAEL development: 500 mg/kg body weight/day
Target organs/systems in mother animal: none
Other effects in mother animal: decrease of body weight gain, decrease of food consumption
Developmental effects: none
12. ECOLOGICAL INFORMATION
This section is intended for use by ecotoxicologists and other environmental specialists.
Data obtained on similar products and on components are summarized below.
Similar formulation
Aquatic toxicity, fish
Rainbow trout (Oncorhynchus mykiss):
Acute toxicity, 96 hours, static, LC50: 98 mg/L
Slightly toxic.
Aquatic toxicity, invertebrates
Water flea (Daphnia magna):
Acute toxicity, 48 hours, static, EC50: 115 mg/L
Practically non-toxic.
Aquatic toxicity, algae/aquatic plants
Green algae (Pseudokirchneriella subcapitata):
Acute toxicity, 72 hours, static, EC50: 51 mg/L
Slightly toxic.
Duckweed (Lemna gibba):
Acute toxicity, 7 days, static, EC50 (frond number): 152 mg/L
Practically non-toxic.