A guide for the preparation and use of buffers in biological systems
A guide for the preparation and use of buffers in biological systems
A guide for the preparation and use of buffers in biological systems
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CALBIOCHEM® Buffers<br />
We <strong>of</strong>fer an extensive l<strong>in</strong>e <strong>of</strong> buffer materials that meet <strong>the</strong> highest st<strong>and</strong>ards <strong>of</strong><br />
quality. We are cont<strong>in</strong>u<strong>in</strong>g to broaden our l<strong>in</strong>e <strong>of</strong> ULTROL® Grade Buffer<br />
materials, which are <strong>of</strong> superior quality <strong>and</strong> are manufactured to meet str<strong>in</strong>gent<br />
specifications. In addition, whenever possible, <strong>the</strong>y are screened <strong>for</strong> uni<strong>for</strong>m<br />
particle size, giv<strong>in</strong>g uni<strong>for</strong>m solubility characteristics.<br />
ADA, Sodium Salt<br />
(N-2-Acetamido-2-im<strong>in</strong>odiacetic Acid, Na)<br />
M.W. 212.2<br />
100 g<br />
Cat. No. 114801<br />
2-Am<strong>in</strong>o-2-methyl-1,3-propanediol<br />
M.W. 105.1<br />
50 g<br />
Cat. No. 164548<br />
500 g<br />
BES, Free Acid, ULTROL® Grade<br />
[N,N-bis-(2-Hydroxyethyl)-2-am<strong>in</strong>oethanesulfonic<br />
Acid]<br />
M.W. 213.3<br />
25 g<br />
Cat. No. 391334<br />
Bic<strong>in</strong>e, ULTROL® Grade<br />
[N,N-bis-(2-Hydroxyethyl)glyc<strong>in</strong>e]<br />
M.W. 163.2<br />
Cat. No. 391336<br />
100 g<br />
1 kg<br />
BIS-Tris, ULTROL® Grade<br />
{bis(2-Hydroxyethyl)im<strong>in</strong>o]-tris(hydroxymethyl)methane}<br />
M.W. 209.2<br />
100 g<br />
Cat. No. 391335<br />
1 kg<br />
BIS-Tris Propane, ULTROL® Grade<br />
{1,3-bis[tris(Hydroxymethyl)methylam<strong>in</strong>o]-<br />
propane}<br />
M.W. 282.4<br />
100 g<br />
Cat. No. 394111<br />
1 kg<br />
Boric Acid, Molecular Biology Grade<br />
M.W. 61.8<br />
500 g<br />
Cat. No. 203667<br />
1 kg<br />
5 kg<br />
Cacodylic Acid, Sodium Salt<br />
(Sodium Dimethyl Arsenate)<br />
M.W. 160.0<br />
Cat. No. 205541<br />
100 g<br />
CAPS, ULTROL® Grade<br />
[3-(Cyclohexylam<strong>in</strong>o)propanesulfonic Acid]<br />
M.W. 221.3<br />
100 g<br />
Cat. No. 239782<br />
1 kg<br />
CHES, ULTROL® Grade<br />
[2-(N-Cyclohexylam<strong>in</strong>o)ethanesulfonic Acid]<br />
M.W. 207.3<br />
100 g<br />
Cat. No. 239779<br />
Citric Acid, Monohydrate, Molecular Biology<br />
Grade<br />
M.W. 210.1<br />
100 g<br />
Cat. No. 231211<br />
1 kg<br />
Glyc<strong>in</strong>e, Free Base<br />
M.W. 75.1<br />
Cat. No. 3570<br />
Glyc<strong>in</strong>e, Molecular Biology Grade<br />
M.W. 75.1<br />
Cat. No. 357002<br />
Glycylglyc<strong>in</strong>e, Free Base<br />
M.W. 132.1<br />
Cat. No. 3630<br />
500 g<br />
100 g<br />
1 kg<br />
25 g<br />
100 g<br />
HEPES, Free Acid, Molecular Biology Grade<br />
(N-2-Hydroxyethylpiperaz<strong>in</strong>e-N′-2-<br />
ethanesulfonic Acid)<br />
M.W. 238.3<br />
25 g<br />
Cat. No. 391340<br />
250 g<br />
HEPES, Free Acid, ULTROL® Grade<br />
(N-2-Hydroxyethylpiperaz<strong>in</strong>e-N′-2-<br />
ethanesulfonic Acid)<br />
M.W. 238.3<br />
Cat. No. 391338<br />
25 g<br />
100 g<br />
500 g<br />
1 kg<br />
5 kg<br />
30
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