Chemical |
Triethanolamine |
CAS-number : |
102-71-6 |
|
Synonyms : |
2,2',2''-nitrilotriethanol |
2,2',2''-nitrilotrisethanol |
2,2',2''-trihydroxytriethylamine |
alkanolamine 244 |
Daltogen |
TEA |
tri(hydroxyethyl)amine |
Trietanoliamiini |
trihydroxytriethylamine |
Trolamine |
|
Sumformula of the chemical : |
C6H15NO3 |
EINECS-number : |
2030498
|
|
Uses : |
Textile antifume agent and water repellent; corrosion
inhibitor; softening agent; plasticizer; chelating agent;
rubber accelerator; intermediate; herbicide.
Used in
detergents, cosmetics and drycleaning.
|
|
State and appearance : |
Liquid.
|
|
Molecular weight : |
149.22 |
|
Spesicif gravity (water=1) : |
1.124 |
4/20 C |
|
Vapor density (air=1) : |
5.14 |
|
|
Conversion factor, 1 ppm in air=_mg/m3 : |
6.1 |
mg/m3 |
|
Conversion factor, 1 mg/m3 in air=_ppm : |
0.164 |
ppm |
|
Vapor pressure, mmHg : |
0.00975 |
< 0.00975, 20 C |
|
Water solubility, mg/l : |
1000000 |
25 C, OHMTADS 1993. |
80300000 |
calculated, ASTER 1993. |
|
Melting point, °C : |
21.2 |
MITI 1992 |
|
Boiling point, °C : |
360.8 |
MITI 1992 |
|
Flashing point, °C : |
190 |
open cup |
180 |
closed cup |
|
Log octanol/water coefficient, log Pow : |
-1.59 |
Howard 1990 |
|
Log soil organic carbon coefficient, log Koc : |
0.48 |
extremely mobile |
|
Henry's law constant, Pa x m3/mol : |
0.01 |
volatilization neglible, HSDB 1993 |
|
Other physicochemical properties : |
Hygroscopic; strong base (HSDB 1993).
|
|
Hydrolysis in water : |
Hydrolysis half-life > 1000 days (calculated) (ASTER 1993).
|
|
Chemical oxygen demand, g O2/g : |
1.53 |
5 days, Bridie et al. 1979 |
|
Biochemical oxygen demand, g O2/g : |
0.08 |
5 days, Bridie et al. 1979 |
|
Total degradation in water : |
Biodegradation:
0% by BOD
period: 14d
substance: 100 mg/l
sludge: 30 mg/l
(MITI 1992).
Modified OECD Screening test: 96 % degradation in 19 days, DOC;
Modified Sturm test: 91 % degradation in 28 days, CO2 eval.;
Modified MITI test: 0% degradation, BOD;
Modified Afnor test: 97 % degradation in 42 days, DOC;
Closed bottle test 9 %, 30 days, BOD (Howard 1990).
Biodegradation is slow with non-acclimated seed (OHMTADS 1993).
Zahn-Wellens, non-adopted seed, inherent test: 89 % in 14 days
(Howard 1993).
|
|
Ready biodegradability : |
Readily biodegradable (QSAR-estimate, BIODEG 1992).
Not readily biodegradable (Roth 1991). |
|
Bioconcentration factor, fishes : |
0.4 |
< 0.4, 6w, Cyprinus carpio, conc 2.5 mg/l, |
3.9 |
< 3.9, 6w, Cyprinus carpio, conc 0.25 mg/l, |
|
LD50 values to mammals in oral exposure, mg/kg : |
8689 |
orl-rat, Roth 1991 |
|
-- |
7400 |
RTECS 1993 |
2200 |
RTECS 1993 |
|
Effects on microorganisms : |
Toxicity threshold (cell multiplication inhibition test):
bacteria (Pseudomonas putida): >10000 mg/l
(Bringmann & Kühn 1980a)
|
|
LOEC values to algae, mg/l : |
1.8 |
rpd, schr, Scenedesmus quadricauda |
|
Bringmann & Kühn 1980a |
|
-- |
47 |
rpd, schr, Microcystis aeruginosa |
|
Bringmann & Kühn 1976 |
|
EC50 values to crustaceans, mg/l : |
100 |
100-1000 mg/l, 48hr, Daphnia, Roth 1991 |
1000 |
|
|
-- |
1850 |
24hr, Daphnia, IRPTC 1993. |
|
LC50 values to fishes, mg/l : |
75000 |
24hr, Carassius auratus, Anon. 1975 |
|
-- |
5000 |
> 5000, 24hr, Carassius auratus |
|
Bridie et al. 1979 |
|
-- |
1000 |
> 1000, 48hr, Oryzias latipes, MITI 1992 |
|
-- |
11800 |
96hr, Pimephales promelas, ASTER 1993 |
|
-- |
11800 |
96 hr,Pimephales promelas, Geiger et al. 1990 |
|
EC50 values to fishes, mg/l : |
11800 |
96 hr, mbt, Pimephales promelas, Geiger et al. 1990 |
|
Other information of water organisms : |
Toxicity threshold (cell multiplication inhibition test):
green algae (Scenedesmus quadricauda): 1.8 mg/l
protozoa (Entosiphon sulcatum): 56 mg/l
(Bringmann & Kühn 1980a)
Toxic, Daphnia, 2.5 mg/l, Roth 1991
--
Toxic, Scenedesmus, 100 mg/l, Roth 1991
--
EC10 cell division, 48hr, Scenedesmus subspicatus (Roth 1991). |
References |
62 | Anon. 1975.
Shell Chemie, Shell Industrie Chemicalien
gids, Shell Nederland Chemie, Afd.
Industriechemicalien,
Wassenaarseweg 80, 'sGravenhage, Nederland. |
3109 | ASTER 1993 -.
Assessment Tool for the Evaluation of Risk
(including the AQUIRE database).
USEPA, Environmental Research
Laboratory.
|
3118 | BIODEG 1992- .
Biodegradation probability program, version 3.
Syracuse Research Corporation, New York.
|
182 | Bridie, A.L. et al. 1979.
The acute toxicity of some
petrochemicals to goldfish.
Water Res. 13: 623. |
1680 | Bridie, A.L., Wolff, C.J.M. & Winter, M. 1979.
BOD and COD of
some petrochemicals.
Water Res. 13: 627 - 630. |
1680 | Bridie, A.L., Wolff, C.J.M. & Winter, M. 1979.
BOD and COD of
some petrochemicals.
Water Res. 13: 627 - 630. |
187 | Bringmann, G. & Kühn, R. 1976.
Vergleichende Befunde der
Schadwirkung wassergefährdender Stoffe gegen Bakterien
(Pseudomonas putida) und Blaualgen (Microcystis aeruginosa).
Gwf-Wasser-Abwasser 117(9). |
188 | Bringmann, G. & Kühn, R. 1980a.
Comparison of the toxicity
thresholds of water pollutants to bacteria, algae and
protozoa in the cell multiplication inhibition test.
Water
Res. 14: 231 - 241. |
3113 | ECDIN Database 1992- .
Environmental Chemicals Data and
Information Network.
Commission of the European Communities,
Joint Research Centre, Ispra, Italy.
|
3297 | Geiger, D.
L. et al. 1990.
Acute toxicities of organic
chemicals to fathead minnows (Pimephales promelas) Vol 5.
Center for Lake Superior Environmental Studies, University of
Winsconsin-Superior, Superior, Winconsin, U.S.A. 332.
|
2992 | Howard, P.
H. et al. 1990.
Handbook of Environmental Fate and
Exposure Data for Organic Chemicals.
Vol.
II: Solvents.
Lewis
Publishers, Inc.
Chelsea. pp 546. |
3114 | HSDB Database 1992 -.
Hazardous Substances Data Bank.
US.
National Library of Medicine.
TOMES Plus CD-ROM.
|
3117 | IRPTC Database 1992- .
International Register of Potentially
Toxic Chemicals.
PC Data Bank, version 2.0.
UNEP.
|
3105 | MITI 1992.
Biodegradation and bioaccumulation data of existing
chemicals based on the CSCL Japan.
Compild under the Safety
Division Basic Industries Bureau Ministry of International
Trade & Industry, Japan.
Edited by Chemicals Inspection &
Testing Institute, Japan.
|
3105 | MITI 1992.
Biodegradation and bioaccumulation data of existing
chemicals based on the CSCL Japan.
Compild under the Safety
Division Basic Industries Bureau Ministry of International
Trade & Industry, Japan.
Edited by Chemicals Inspection &
Testing Institute, Japan.
|
3116 | OHMTADS Database 1992- .
Oil and Hazardous Materials/Technical
Assistance Data System, USEPA.
TOMES Plus CD-ROM.
|
3112 | Roth L. 1991.
Wassergefährdende Stoffe.
Ecomed Verlag Mbh.
|
3115 | RTECS Database 1992 -.
Registry of Toxic Effects of Chemical
Substances.
National Institute of Occupational Safety and
Health, USA.
TOMES Plus CD-ROM.
|
2723 | Sax, N.I. & Lewis, Sr., R.J. 1989.
Dangerous properties of
industrial materials.
Seventh edition.
Van Nostrand Reinhold.
New York. |
1468 | Verschueren, K. 1983.
Handbook of environmental data of
organic chemicals.
Van Nostrand Reinhold Co.
Inc., New York.
1310 s. |