MSDS
Bayer Environmental Science 
Material Safety Data Sheet 
MSDS Number: 102000007347 
BAYER ADVANCED HOME PEST ROACH KILLER GEL 
MSDS Version 4.0 
  Page 7 of 9 
Mutagenicity 
 Imidacloprid was not mutagenic or genotoxic based on the overall weight of 
evidence in a battery of in vitro and in vivo tests. 
SECTION 12. ECOLOGICAL INFORMATION 
Toxicity to fish 
Rainbow trout (Oncorhynchus mykiss) 
LC50: 211 mg/l  
Exposure time: 96 h 
The value mentioned relates to the active ingredient imidacloprid. 
Toxicity to aquatic plants 
Desmodesmus subspicatus 
Growth rate 
EC50: > 10 mg/l 
Exposure time: 72 h 
The value mentioned relates to the active ingredient imidacloprid. 
Acute Toxicity to Aquatic 
Invertebrates 
Water flea (Daphnia magna) 
EC50: 85 mg/l 
Exposure time: 48 h 
The value mentioned relates to the active ingredient imidacloprid. 
Chironomus riparius (non-biting midge) 
LC50: 0.0552 mg/l 
Exposure time: 24 h 
The value mentioned relates to the active ingredient imidacloprid. 
Environmental 
precautions 
Do not allow to get into surface water, drains and ground water. Do not 
contaminate surface or ground water by cleaning equipment or disposal of 
wastes, including equipment wash water. Apply this product as specified on the 
label. 
SECTION 13. DISPOSAL CONSIDERATIONS 
General Disposal 
Guidance 
Pesticide, spray mixture or rinse water that cannot be used according to label 
instructions may be disposed of on site or at an approved waste disposal facility. 
It is best to use all of the product in accordance with label directions. If it is 
necessary to dispose of unused product, please follow container label 
instructions and applicable local guidelines. 
Container Disposal 
Do not re-use empty containers. Wrap and discard in trash. Follow advice on 
product label and/or leaflet. 
RCRA Information 
Characterization and proper disposal of this material as a special or hazardous 
waste is dependent upon Federal, State and local laws and are the user's 
responsibility. RCRA classification may apply. 









