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12.2 Environmental Effects
• Toxicity to Water Organisms: Based on analogy to similar materials this product is expected
to exhibit low toxicity to aquatic organisms.
• Toxicity to Soil Organisms: Experiments show that when sewage sludge containing
polydimethylsiloxane is added to soil, it has no effect on soil micro-organisms, earthworms or
subsequent crops grown in the soil.
12.3 Bioaccumulative
• This product is a liquid and is a high molecular weight polymer. Due to its physical size it is unable to pass
through, or be absorbed by biological membranes. This has been confirmed by testing or analogy with
similar products.
12.4 Fate and Effects in Waste Water Treatment Plants
•
This product or similar products has been shown to be non-toxic to sewage sludge bacteria.
Ecotoxicity Classification Criteria
Hazard Parameters
(LC50 or EC50)
High Medium Low
Acute Aquatic
Toxicity (mg/L)
<=1 >1 and <=100 >100
Acute Terrestrial
Toxicity
<=100 >100 and <= 2000 >2000
This table is adapted from "Environmental Toxicology and Risk Assessment", ASTM STP 1179, p.34, 1993.
This table can be used to classify the ecotoxicity of this product when ecotoxicity data is listed above. Please read the
other information presented in the section concerning the overall ecological safety of this material.
13 Disposal Considerations
Used lubricant may become contaminated with pumped product, also verify precautions and advice
against relevant product information
13.1 Waste Disposal Method(s)
• Where possible, arrange for unused product to be recycled.
RCSA Hazard Class (40 CFR 261)
• When a decision is made to discard this material, as received, is it classified as a hazardous
waste? – No
• State or local laws may impose additional regulatory requirements regarding disposal
