Buffer Solutions

Conveniently packaged pre-made Sigma-Aldrich buffer solutions offer high quality, concentrated buffers at various specific concentrations and pHs ready for immediate use. Sigma-Aldrich offers solutions in both 1L and 4L volumes for your research needs.

Analytical - (9)

BioChemika - (13)

Biotechnology Performance Certified - (23)

Cell Culture - (17)

Electrophoresis - (6)

Molecular Biology Reagent - (12)

Mouse Embryo - (1)

SigmaUltra - (1)

Add to Cart

2-Amino-2-methyl-1-propanol SigmaUltra, ≥95%

SigmaUltra

L-(+)-Lactic acid solution 30% in H₂O (by weight)

30% in H₂O (by weight)

L-(+)-Lactic acid solution BioChemika, ~50% (L-lactic acid in water)

BioChemika

L-(+)-Lactic acid solution purum, ~20% (L-lactic acid in water)

Analytical, Purum

L-(+)-Lactic acid solution ~40% (L-lactic acid in water)

Analytical

Alkaline buffer solution 1.5 M, pH 10.3 (25 °C)

1.5 M

Ammonium acetate solution for molecular biology, 7.5 M

7.5 M

Molecular Biology Reagent

Ammonium chloride-ammonium hydroxide buffer solution in H₂O

in H₂O

Buffer solution BioChemika, pH 6.5 according to Weise

BioChemika

Buffer solution HPCE pH 10.5 BioChemika, for HPCE, 20 mM CAPS [3-(cyclohexylamino)-1-propane sulfonic acid], pH 10.5 (25 °C)

20 mM CAPS [3-(cyclohexylamino)-1-propane sulfonic acid]

Analytical

Buffer solution HPCE pH 2.5 BioChemika, for HPCE, 100 mM sodium phosphate, pH 2.5 (25 °C)

100 mM sodium phosphate

Analytical

Buffer solution HPCE pH 2.5 BioChemika, for HPCE, 20 mM sodium citrate, pH 2.5 (25 °C)

20 mM sodium citrate

Analytical

Buffer solution HPCE pH 3.0 BioChemika, for HPCE, 100 mM sodium phosphate, pH 3.0 (25 °C)

100 mM sodium phosphate

Analytical

Buffer solution HPCE pH 3.0 BioChemika, for HPCE, 20 mM sodium citrate, pH 3.0

20 mM sodium citrate

Analytical

Buffer solution HPCE pH 5.0 BioChemika, for HPCE, 20 mM sodium citrate, pH 5.0 (25 °C)

20 mM sodium citrate

BioChemika

Buffer solution HPCE pH 5.5 BioChemika, for HPCE, 20 mM sodium citrate, pH 5.5 (25 °C)

20 mM sodium citrate

BioChemika

Buffer solution HPCE pH 6.5 BioChemika, for HPCE, 20 mM sodium phosphate, pH 6.5 (25 °C)

20 mM sodium phosphate

BioChemika

Buffer solution HPCE pH 8.0 with methylcellulose BioChemika, for the separation of DNA and other anions

BioChemika, HPCE

Buffer solution HPCE pH 8.5 BioChemika, for HPCE, 20 mM sodium phosphate, pH 8.5±0.1 (25 °C)

20 mM sodium phosphate

Analytical

Buffer solution HPCE pH 8.5 BioChemika, for HPCE, 28 mM total boric acid, pH 8.5 (25 °C)

28 mM total boric acid

Analytical

Buffer solution pH 12.0 (20 °C) di-sodium hydrogen phosphate / sodium hydroxide solution, solution ready for use

Buffer solution pH 4.0 (20 °C) citric acid / sodium hydroxide / sodium chloride solution, solution ready for use, red colored, with fungicide

Buffer solution pH 4.0 (20 °C) with fungicide, citric acid / sodium hydroxide / sodium chloride solution, solution ready for use

Buffer solution pH 7.0 (20 °C) with fungicide, potassium dihydrogen phosphate / disodium hydrogen phosphate, solution ready for use

Buffer solution pH 7.0 (20 °C) with fungicide, potassium dihydrogen phosphate / disodium hydrogen phosphate, solution ready for use, green colored

Buffer solution pH 7.0 with SDS for HPCE BioChemika

BioChemika, HPCE

Buffer solution pH 9.0 (20 °C) borax / hydrochloric acid, solution ready for use

Buffer solution pH 9.0 (20 °C) borax / hydrochloric acid, solution ready for use, blue colored

Buffer, reference standard pH 10.00±0.01 (25 °C)

Buffer, reference standard pH 4.00±0.01 (25 °C)

Buffer, reference standard pH 7.00±0.01 (25 °C)

Citrate Buffer Solution, 0.09 M

Citrate Concentrated Solution 4 % (w/v)

4 % (w/v)

Citrate-dextrose solution (ACD) sterile-filtered

Citrate-phosphate-dextrose solution aseptically filled

Citrate-phosphate-dextrose solution with adenine

Ethanolamine ≥98%

Ethanolamine cell culture tested, ≥98%, liquid

16.6 M

Cell Culture

Gelatin veronal buffer

Glycine Buffer solution 0.6 M

HEPES buffer solution BioChemika, 1 M in H₂O

1 M in H₂O
238 g/L HEPES in H₂O

BioChemika

HEPES sodium salt solution 1M, Cell Culture tested, Biotechnology Performance Certified

Biotechnology Performance Certified

HEPES solution 1 M, Cell Culture tested, Biotechnology Performance Certified

Biotechnology Performance Certified

HEPES solution 1 M, pH 7.0-7.6, sterile-filtered, cell culture tested

1 M

Cell Culture

Lactic acid meets USP testing specifications

USP, USP/NF

MES solution Biotechnology Performance Certified, 1 M, cell culture tested

1 M

Biotechnology Performance Certified, Cell Culture

MOPS solution Biotechnology Performance Certified, cell culture tested, 1 M

1 M

Biotechnology Performance Certified

Phosphate Buffer Solution 1.0 M, pH 7.4 (25 °C)

1.0 M

Phosphate buffer solution 0.1 M

0.1 M

Phosphate buffered saline 10× concentrate, Biotechnology Performance Certified, cell culture tested

Biotechnology Performance Certified, Cell Culture

Phosphate buffered saline Autoclaved, pH 7.2 (25 °C)

Phosphate buffered saline pH 7.2 (25 °C)

Potassium Phosphate Monobasic solution reagent grade, 1.0 M in solution

1.0 M in solution

Reagent

Potassium phosphate dibasic solution 1.0 M

1.0 M

SSC Buffer 20× Concentrate

SSPE Buffer 20× Concentrate

Sodium DL-lactate solution syrup, 60 % (w/w), synthetic

60 % (w/w)

Sodium DL-lactate solution syrup, 60 % (w/w), synthetic, cell culture tested

60 % (w/w)

Cell Culture

Sodium DL-lactate solution syrup, 60 % (w/w), synthetic, mouse embryo tested

60 % (w/w)

Mouse Embryo

Sodium acetate buffer solution pH 5.2±0.1 (25 °C), for molecular biology, 3 M, non-sterile; 0.2 μm filtered

3 M

DNA, Molecular Biology Reagent

Sodium acetate buffer solution pH 7.0±0.05 (25 °C), for molecular biology, 3 M, non-sterile; 0.2 μm filtered

3 M

DNA, Molecular Biology Reagent

Sodium acetate solution 0.3 M

0.3 M

Sodium chloride solution 0.85%

0.85%

Sodium chloride solution 5 M

5 M

Sodium chloride solution 5 M, Biotechnology Performance Certified, cell culture tested

5 M

Biotechnology Performance Certified, Cell Culture

Sodium chloride solution for molecular biology, 5 M

5 M

Molecular Biology Reagent

TRIS Glycine buffer solution BioChemika, for molecular biology, 10x concentrate

BioChemika, Molecular Biology Reagent

Tricine Biotechnology Performance Certified, 1 M in solution, cell culture tested, 0.2 μm filtered

1 M in solution

Biotechnology Performance Certified

Triethanolamine BioChemika, ≥99.0% (GC)

BioChemika

Triethanolamine Buffer solution

Triethylammonium acetate buffer BioChemika, volatile buffer, ~1.0 M in H₂O

~1.0 M in H₂O

BioChemika

Triethylammonium bicarbonate buffer 1.0 M, pH 8.5±0.1

1.0 M

Triethylammonium bicarbonate buffer BioChemika, volatile buffer, ~1.0 M in H₂O

~1.0 M in H₂O

BioChemika

Triethylammonium phosphate solution BioChemika, volatile buffer, 1 M in H₂O

1 M in H₂O

BioChemika

Tris Acetate-EDTA buffer 10× concentrate, Biotechnology Performance Certified

Biotechnology Performance Certified, Electrophoresis

Tris Acetate-EDTA buffer 10× concentrate, DNase and RNase, none detected

Electrophoresis

Tris Acetate-EDTA buffer suitable for nucleic acid electrophoresis

DNA, Electrophoresis, RNA

Tris Acetate-EDTA buffer working solution, Biotechnology Performance Certified

Biotechnology Performance Certified, Electrophoresis

Tris Buffered Saline 10 ×, solution

10 ×

Tris-Borate-EDTA buffer 10× concentrate

Tris-Borate-EDTA buffer 10× concentrate, Biotechnology Performance Certified

Biotechnology Performance Certified

Tris-Borate-EDTA buffer 5× Concentrate

Tris-Borate-EDTA buffer Biotechnology Performance Certified, 5X concentrate

Biotechnology Performance Certified

Tris-Borate-EDTA buffer working solution

Electrophoresis

Tris-Borate-EDTA buffer working solution, Biotechnology Performance Certified

Biotechnology Performance Certified

Tris-EDTA buffer solution 100 ×, for molecular biology

100 ×

Molecular Biology Reagent

Tris-Glycine Buffer 10× Concentrate

Tris-Glycine-SDS Buffer 10× Concentrate

Tris-Phosphate-EDTA Buffer 10X suitable for gel electrophoresis (after dilution to working concentration)

Electrophoresis

Tris-Tricine-SDS Buffer 10× Concentrate

Trizma^® Base solution 1.5 M

1.5 M

Trizma^® Buffer solution 0.1 M, contains 0.2% chloroform as preservative

0.1 M

Trizma^® Buffer solution 0.3 M

0.3 M

Trizma^® citrate dibasic solution 1 M

1 M

Trizma^® citrate monobasic solution 2 M

2 M

Trizma^® citrate tribasic solution 1 M

1 M

Trizma^® hydrochloride buffer solution pH 7.0, 1 M

1 M

Biotechnology Performance Certified, Cell Culture

Trizma^® hydrochloride buffer solution pH 7.2, 1 M

1 M

Biotechnology Performance Certified, Cell Culture

Trizma^® hydrochloride buffer solution pH 7.4, 0.1 M

0.1 M

Biotechnology Performance Certified, Cell Culture

Trizma^® hydrochloride buffer solution pH 7.4, 1 M

1 M

Biotechnology Performance Certified, Cell Culture

Trizma^® hydrochloride buffer solution pH 7.5, 1 M

1 M

Biotechnology Performance Certified, Cell Culture

Trizma^® hydrochloride buffer solution pH 7.5, 2 M

2 M

Biotechnology Performance Certified, Cell Culture

Trizma^® hydrochloride buffer solution pH 7.6, 1 M

1 M

Biotechnology Performance Certified, Cell Culture

Trizma^® hydrochloride buffer solution pH 7.8, 1 M

1 M

Biotechnology Performance Certified, Cell Culture

Trizma^® hydrochloride buffer solution pH 8.0, 1 M

1 M

Biotechnology Performance Certified, Cell Culture

Trizma^® hydrochloride buffer solution pH 8.0, 2 M

2 M

Biotechnology Performance Certified, Cell Culture

Trizma^® hydrochloride buffer solution pH 9.0, 1 M

1 M

Biotechnology Performance Certified, Cell Culture

Trizma^® hydrochloride solution 1 M, pH 7.0

1 M

Molecular Biology Reagent

Trizma^® hydrochloride solution 1.00±0.05 M, pH 8.0

1.00±0.05 M

Molecular Biology Reagent

Trizma^® hydrochloride solution pH 7.2, 1 M

1 M

Molecular Biology Reagent

Trizma^® hydrochloride solution pH 7.4, 1 M

1 M

Molecular Biology Reagent

Trizma^® hydrochloride solution pH 7.6, 1 M

1 M

Molecular Biology Reagent

Trizma^® hydrochloride solution pH 7.8, 1 M

1 M

Molecular Biology Reagent

|

Terms and Conditions of Sale

|

|

|

Copyrights © 2009 Sigma-Aldrich Co. All Rights Reserved. Reproduction of any materials from the site is strictly forbidden without permission. Sigma-Aldrich brand products are sold exclusively through Sigma-Aldrich, Inc.