Biomedical Engineering Reference
In-Depth Information
Table 7.2.
(continued)
Substance
pK
dpK/dT
M
r
MOPS (4-morpholino-propane sulfonic
acid)
7.31
−0.011
209.3
TES (2-[tris(hydroxymethyl)-methyl-
amino]-1-ethanesulfonic acid)
7.40
−0.02
229.5
HEPES (4-(2-hydroxyethyl)-1-piperazine-
ethanesulfonic acid)
7.48
−0.014
238.3
DIPSO (3-[bis(2-hydroxyethyl)amino]-2-
hydroxypropane-1-sulfonic acid)
7.60
−0.02
243.3
Triethanolamine (TEA)
7.76
−0.02
149.2
POPSO (piperazine-N.N
-bis(2-
hydroxypropanesulfonic acid))
7.85
−0.013
362.4
Barbital (diethylbarbituric acid, Veronal)
7.98
184.2
HEPPS (EPPS. 4-(2-hydroxyethyl)-1-
piperazin-propanesulfonic acid)
8.00
252.3
Tricine (N-[tris(hydroxymethyl)-methyl]-
glycine)
8.05
−0.021
179.2
Glycinamide hydrochloride
8.06
−0.029
110.5
Tris (tris(hydroxymethyl)-amino methan;
2-amino-2-hydroxy methyl-propane-
1.3-diol; Trizma)
8.06
−0.028
121.1
PIPPS (1.4-bis(3-sulfopropyl)-piperazine)
8.10
330.4
Glycylglycine (pK
2
)
8.25
−0.025
132.1
Bicine (N.N-bis(2-hydroxyethyl)-glycine)
8.26
−0.018
163.2
TAPS (3-tris(hydroxymethyl)-
methylamino)-1-propanesulfonic
acid
8.40
0.018
243.3
AMPSO (3-([1.1-dimethyl-
2-hydoxyethyl]amino)-2-
hydroxypropane sulfonic acid)
8.40
227.3
Diethanolamine
8.88
105.1
Histidine (pK
3
)
8.97
155.2
BIS-Tris propane (1.3-bis[tris
(hydroxymethyl)-methylamino]
propane) (pK
2
)
9.00
−0.028
282.3
AES (2-aminoethylsulfonic acid; taurine)
9.06
−0.022
125.2
Borate (boric acid. H
3
BO
3
)
9.23
−0.008
61.8
Ammonia
9.25
−0.031
17.0
Ethanolamine
9.50
−0.029
61.1
CHES (2-cyclohexylaminoethanesulfonic
acid)
9.55
−0.018
207.3
CAPSO (3-cyclohexylamino-2-
hydroxypropanesulfonic acid)
9.71
−0.018
237.3
Glycine (pK
2
)
9.78
−0.025
75.1
EDPS (N.N
-bis(3-sulfopropyl)-
ethylenediamine)
9.80
Carbonate (carbonic acid) (pK
2
)
10.33
−0.009
62.0
