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TRIMETHYL
GALLIUM

M.W. [1]

114.827

N.B.P [2]

328.95 K

T.P [2]

257.45 K

Ga(CH3)3

Pc [3]

4.04 MPa

Tc [3]

510 K

Vc [3]

0.211 m3/kmol

Note: In the tables, #RED is used for properties obtained from estimation methods. *,†Other colors are used to distinguish between differing data sets within a single column. If no uncertainty is specified, then no uncertainty was provided by the reference.

T

K

 semiprop equation

Vapor Pressure

kPa

B(T)

cmmol-1

dB/dT·T

cm3·mol-1

C(T)

cmmol-2

dC/dT·T

cmmol-2

λ

mW/(m·K)

η

µPa·s

Estimated
Uncertainty

1%/0.1%

5%

Gas densitites are calculated to better than 0.1% over the temperature and pressure ranges of the reference.

10%

10%

Reference

4,3

5

3

3

3

3

3

3

200

10.98

0.02

-7290.0

33.926

-155.951

1939.733

12.79

14.41

210

11.15

0.07

-5839.0

25.958

-85.687

1038.433

13.50

14.99

220

11.34

0.19

-4769.1

20.307

-49.056

582.205

14.22

15.56

230

11.56

0.45

-3961.7

16.197

-29.071

339.606

15.00

16.12

240

11.78

0.99

-3340.1

13.141

-17.733

204.963

15.79

16.68

250

12.03

2.04

-2852.7

10.823

-11.078

127.389

16.62

17.24

260

12.28

3.93

-2464.6

9.034

-7.057

81.208

17.48

17.79

270

12.54

7.15

-2151.0

7.632

-4.565

52.910

18.37

18.34

280

12.81

12.37

-1894.3

6.516

-2.987

35.123

19.29

18.88

290

13.08

20.45

-1681.9

5.618

-1.968

23.689

20.20

19.42

300

13.35

32.48

-1504.2

4.886

-1.300

16.191

21.18

19.96

310

13.63

49.75

-1354.1

4.283

-0.856

11.186

22.18

20.49

320

13.91

73.76

-1226.3

3.782

-0.558

7.794

23.16

21.02

330

14.18

106.19

-1116.5

3.362

-0.356

5.463

24.20

21.56

340

14.29

148.86

-1021.5

3.006

-0.219

3.842

25.22

22.09

350

14.50

203.71

-938.9

2.703

-0.125

2.703

26.25

22.61

360

14.77

272.72

-866.5

2.443

-0.061

1.896

27.34

23.14

370

15.08

357.91

-802.7

2.219

-0.017

1.320

28.41

23.67

380

15.41

461.21

-746.2

2.024

0.013

0.907

29.48

24.20

390

15.74

584.49

-695.8

1.853

0.032

0.610

30.61

24.72

400

16.04

729.47

-650.9

1.703

0.045

0.395

31.71

25.25

410

16.31

897.71

-610.5

1.571

0.052

0.240

32.82

25.77

420

16.52

1090.56

-574.0

1.454

0.057

0.128

33.93

26.30

430

16.74

1309.14

-541.1

1.350

0.059

0.048

35.11

26.83

440

16.97

1554.34

-511.1

1.256

0.059

-0.008

36.24

27.36

450

17.20

1826.79

-483.8

1.173

0.059

-0.048

37.38

27.89

460

17.42

2126.88

-458.9

1.097

0.057

-0.075

38.59

28.41

470

17.64

2454.76

-436.0

1.029

0.055

-0.092

39.75

28.94

480

17.86

2810.33

-415.0

0.968

0.053

-0.103

40.92

29.48

490

18.07

3193.30

-395.7

0.912

0.051

-0.109

42.15

30.01

500

18.28

3603.16

-377.8

0.860

0.049

-0.111

43.33

30.54

550

19.27

-

-305.7

0.662

0.039

-0.094

49.55

33.23

600

20.20

-

-254.2

0.528

0.032

-0.065

56.03

35.95

650

21.08

-

-215.9

0.433

0.028

-0.039

62.78

38.70

700

21.90

-

-186.5

0.363

0.026

-0.020

69.73

41.47

750

22.67

-

-163.3

0.311

0.025

-0.005

76.91

44.27

800

23.40

-

-144.6

0.270

0.025

0.005

84.31

47.10

850

24.08

-

-129.3

0.237

0.025

0.012

91.77

49.92

900

24.72

-

-116.5

0.211

0.026

0.018

99.48

52.76

950

25.32

-

-105.7

0.190

0.027

0.021

107.21

55.61

1000

25.87

-

-96.4

0.172

0.029

0.024

115.01

58.46



References:

  1. IUPAC; "Atomic Weights of the Elements 1993"; J. Phys. Chem. Ref. Data 1995, 24, 1561.
  2. "Trimethylgallium"; Material Safety Data Sheet; Solkatronic Chemicals, Inc., Fairfield, NJ, 1982.
  3. Hurly, J.J., "Thermophysical Properties of Nitrogen Trifluoride, Ethylene Oxide, and Trimethyl Gallium, from Speed-of-Sound Measurements", Int. J. Thermophys., In Press.
  4. Shaulov, Y.K.; Mosin, A.M.; Russ. J. Phys. Chem. (50, 319, 1976).
  5. Sackman, J.F.; Long, L.H.; Trans. Faraday Soc. (54, 1797, 1958).


Footnote:

#RED is used for properties obtained from estimation methods.
*BLUE, ORANGE Other colors are used to distinguish between differing data sets within a single column.



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Keith Gillis
301-975-2468
keith.gillis@nist.gov

Michael Moldover
301-975-2459
michael.moldover@nist.gov

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