Product name: DOWFROST
™
Heat Transfer Fluid
Issue Date:
04/09/2015
Page 7 of 10
Based on physical properties, not likely to be an aspiration hazard.
12. ECOLOGICAL INFORMATION
Ecotoxicological information on this product or its components appear in this section when such data
is available.
Toxicity
Propylene glycol
Acute toxicity to fish
Material is practically non-toxic to aquatic organisms on an acute basis
(LC50/EC50/EL50/LL50 >100 mg/L in the most sensitive species tested).
LC50, Oncorhynchus mykiss (rainbow trout), static test, 96 Hour, 40,613 mg/l, OECD Test
Guideline 203
Acute toxicity to aquatic invertebrates
LC50, Ceriodaphnia dubia (water flea), static test, 48 Hour, 18,340 mg/l, OECD Test Guideline
202
Acute toxicity to algae/aquatic plants
ErC50, Pseudokirchneriella subcapitata (green algae), 96 Hour, Growth rate inhibition, 19,000
mg/l, OECD Test Guideline 201
Toxicity to bacteria
NOEC, Pseudomonas putida, 18 Hour, > 20,000 mg/l
Chronic toxicity to aquatic invertebrates
NOEC, Ceriodaphnia dubia (water flea), semi-static test, 7 d, number of offspring, 13,020 mg/l
Dipotassium hydrogen phosphate
Acute toxicity to fish
Material is practically non-toxic to aquatic organisms on an acute basis
(LC50/EC50/EL50/LL50 >100 mg/L in the most sensitive species tested).
LC50, Leuciscus idus (Golden orfe), static test, 48 Hour, > 900 mg/l, Method Not Specified.
Persistence and degradability
Propylene glycol
Biodegradability:
Material is readily biodegradable. Passes OECD test(s) for ready
biodegradability. Biodegradation may occur under anaerobic conditions (in the absence of
oxygen).
10-day Window: Pass
Biodegradation:
81 %
Exposure time:
28 d
Method:
OECD Test Guideline 301F or Equivalent
10-day Window: Not applicable
Biodegradation:
96 %
Exposure time:
64 d
Method:
OECD Test Guideline 306 or Equivalent
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