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Report of the Board of Review for Decamethylcyclopentasiloxane (Siloxane D5)

1 Terms and Abbreviations Used in this Report

BAF
Bioaccumulation factor
BCF
Bioconcentration factor
BSAF
Biota-sediment accumulation factor
CAS#
Chemical Abstract Service Number, a unique identifier for chemicals
Coalition
A coalition consisting of the Canadian Environmental Law Association, the International Institute of Concern for Public Health, Chemical Sensitivities Manitoba, and the Crooked Creek Conservancy Society of Athabasca
CCTFA
Canadian Cosmetic, Toiletry and Fragrance Association
CEPA 1999
Canadian Environmental Protection Act, 1999
dw
Dry weight
EC
Environment Canada
EQC
Fugacity-based equilibrium criterion model
First order
A term used to describe a chemical reaction where the rate of the reaction is dependent on the concentration of the substrate or parent material
HQ
Hazard quotient (Exposure concentration/Effect concentration)
IC50
Concentration that causes 50% inhibition of the response
Kaw
Air-water partition coefficient
Koc
Organic carbon-water partition coefficient
Kow
Octanol-water partition coefficient
LOD
Limit of detection
LOQ
Limit of quantification
µg
Microgram (0.000001 g)
mg
Milligram (0.001 g)
ng
Nanogram (0.000000001 g)
mmBAF
Multi-media bioaccumulation factor
NOEC
No-observed-effect-concentration
OC
Organic carbon
OECD
Organisation for Economic Co-operation and Development
•OH
Hydroxyl radical
OH
Hydroxyl ion
Pa
Pascal
PCB
Polychlorinated biphenyl
pH
A measure of the acidity of water, acidic waters have a pH <7 and alkaline waters >7
SEHSC
Silicones Environmental, Health and Safety Council
Siloxane D5
Decamethylcyclopentasiloxane (CAS # 541-02-6)
TMF
Trophic Magnification Factor
UF
Uncertainly Factor
ww
Wet weight
WWTP
Waste water treatment plant
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