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Sample buffers – Bio-Rad Mini-PROTEAN® TGX™ Precast Gels for 2-D Electrophoresis User Manual

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Sample Buffers

2x SDS-PAGE (Laemmli, 30 ml)

62 .5 mM Tris-HCl, pH 6 .8, 2% SDS, 25% glycerol, 0 .01%

(catalog #161-0737)

bromophenol blue, 5% β-mercaptoethanol (added fresh)

0.5 M Tris-HCl, pH 6.8

3.75 ml

50% Glycerol

15.0 ml

1.0% Bromophenol blue

0.3 ml

10% SDS

6.0 ml

diH

2

O

to 30 ml


Add

β-mercaptoethanol (50 µl to 950 µl sample buffer)

before use.

2x Native PAGE (30 ml) 62 .5 mM Tris-HCl, pH 6 .8, 40% glycerol, 0 .01%

(catalog #161-0738)

bromophenol

blue

0.5 M Tris-HCl, pH 6.8

3.75 ml

50% Glycerol

24 ml

1.0% Bromophenol blue

0.3 ml

diH

2

O

to 30 ml

2x Tricine (30 ml)

200 mM Tris-HCl, pH 6 .8, 2% SDS, 40% glycerol, 0 .04%

(catalog #161-0739)

Coomassie Brilliant Blue G-250, 2% β-mercaptoethanol

(added fresh)


1.0 M Tris-HCl, pH 6.8

6.0 ml

100% Glycerol

12.0 ml

10% SDS

6.0 ml

Coomassie Blue G-250

12.0 mg

diH

2

O

to 30 ml

Add

β-mercaptoethanol (20 µl to 980 µl sample buffer)

before use.

5x Nucleic acid (10 ml)

50 mM Tris-HCl, pH 8 .0, 5 mM EDTA, 25% glycerol, 0 .2%

(catalog #161-0767)

bromophenol blue, 0 .2% xylene cyanole FF

Tris base

78.8 mg

50% Glycerol

5 ml

EDTA

14.6 mg

1.0% Bromophenol blue

2.0 ml

Xylene cyanole FF

20.0 mg

diH

2

O

to 10 ml

Mini-PROTEAN Precast Gels