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.

Product #

Description

Concentration

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A9226 Alkaline buffer solution 1.5 M, pH 10.3 (25 °C) 1.5 M
  
    • A9199 2-Amino-2-methyl-1-propanol BioXtra, ≥95%   BioXtra
    • A2706 Ammonium acetate solution for molecular biology, 7.5 M 7.5 M
    		 Molecular Biology Reagent
    • SRE0035 Ammonium acetate solution Reagents designed and manufactured under cGMP controls suitable for use in IVD application.    
    • 318604 Ammonium chloride-ammonium hydroxide buffer solution in H2O in H2O
    		  
    • BX1627 Buffer Concentrate, pH 7.0    
    • BX1633 Buffer pH 10.0 Blue    
    • BX1641 Buffer pH 10.0 Blue    
    • BX1642 Buffer pH 10.0 Clear    
    • BX1636 Buffer pH 10.0 Clear    
    • BX1651 Buffer pH 1.0 Clear    
    • EM0180 Buffer pH 12.45    
    • EM0182 Buffer pH 1.68    
    • BX1652 Buffer pH 2.0 Clear    
    • BX1653 Buffer pH 3.0 Clear    
    • BX1634 Buffer pH 4.0 Clear    
    • BX1628 Buffer pH 4.0 Red    
    • BX1655 Buffer pH 5.0 Clear    
    • BX1656 Buffer pH 6.0 Clear    
    • EM0186 Buffer pH 6.86    
    • BX1635 Buffer pH 7.0 Clear    
    • BX1632 Buffer pH 7.0 Yellow    
    • BX1657 Buffer pH 8.0 Clear    
    • BX1658 Buffer pH 9.0 Clear    
    • B5020 Buffer, reference standard pH 4.00±0.01 (25 °C)    
    • B4770 Buffer, reference standard pH 7.00±0.01 (25 °C)    
    • B4895 Buffer, reference standard pH 10.00±0.01 (25 °C)    
    • BX1626 Buffer Variety Pack, Kit    
    • SRE0034 Carbonate Bicarbonate Buffer For in-vitro Diagnostic Use    
    • C2488 Citrate Buffer Solution, 0.09 M 0.09 M
    		  
    • S5770 Citrate Concentrated Solution BioReagent, suitable for coagulation assays, 4 % (w/v) 4 % (w/v)
    		 BioReagent
    • C3821 Citrate-dextrose solution (ACD) sterile-filtered    
    • C7165 Citrate-phosphate-dextrose solution aseptically filled    
    • C4431 Citrate-phosphate-dextrose solution with adenine    
    • E9508 Ethanolamine ≥98%    
    • E0135 Ethanolamine liquid, BioReagent, suitable for cell culture, ≥98% 16.6 M
    		 Cell Culture
    • G6514 Gelatin veronal buffer    
    • G5418 Glycine Buffer solution 0.6 M    
    • SRE0066 Guanidine hydrochloride solution, 6M Reagent designed and manufactured under cGMP controls suitable for use in an IVD application    
    • H3662 HEPES sodium salt solution 1M, BioReagent, suitable for cell culture 0.90-1.10 M
    		 BioReagent, Biotechnology Performance Certified
    • H0887 HEPES solution 1 M, pH 7.0-7.6, sterile-filtered, BioReagent, suitable for cell culture 1 M
    		 BioXtra, Cell Culture
    • H3537 HEPES solution BioPerformance Certified, 1 M, suitable for cell culture, 0.2 μm filtered 1 M
    		  
    • SRE0065 HEPES solution, 1M Reagent designed and manufactured under cGMP controls suitable for use in an IVD application 1 M
    		  
    • L6661 Lactic acid meets USP testing specifications   USP, USP/NF
    • L1875 L-(+)-Lactic acid solution 30% in H2O (by weight) 30% in H2O (by weight)
    		  
    • 69780 L-(+)-Lactic acid solution ~40% in H2O ~40% in H2O
    		 Analytical
    • M1317 MES solution suitable for, BioPerformance Certified, 1 M, suitable for cell culture 1 M
    		 BioPerformance Certified, Cell Culture
    • M1442 MOPS solution BioPerformance Certified, 1 M, suitable for cell culture 1 M
    		 BioPerformance Certified
    • P5244 Phosphate buffer solution 0.1 M 0.1 M
    		  
    • P5493 Phosphate buffered saline 10× concentrate, BioPerformance Certified, suitable for cell culture   BioPerformance Certified, Cell Culture
    • P5119 Phosphate buffered saline pH 7.2 (25 °C)    
    • P4244 Phosphate buffered saline Autoclaved, pH 7.2 (25 °C)    
    • P3619 Phosphate Buffer Solution 1.0 M, pH 7.4 (25 °C) 1.0 M
    		  
    • P8584 Potassium phosphate dibasic solution 1.0 M 1.0 M
    		  
    • P8709 Potassium Phosphate Monobasic solution reagent grade, 1.0 M in solution 1.0 M in solution
    		 Reagent
    • SRE0076 SeqClin™ Wash Solution, 5X Concentrate Reagent designed and manufactured under cGMP controls suitable for use in an IVD application    
    • S7899 Sodium acetate buffer solution pH 5.2±0.1 (25 °C), for molecular biology, 3 M, 0.2 μm filtered 3 M
    		 DNA, Molecular Biology Reagent
    • S2404 Sodium acetate buffer solution BioXtra, pH 7.0±0.05 (25 °C), for molecular biology, 3 M, non-sterile; 0.2 μm filtered 3 M
    		 BioXtra, DNA, Molecular Biology Reagent
    • S5150 Sodium chloride solution 5 M in H2O, BioReagent, for molecular biology, suitable for cell culture 5 M in H2O
    		 Molecular Biology Reagent
    • S6546 Sodium chloride solution 5 M 5 M
    		  
    • S0817 Sodium chloride solution 0.85% 0.83-0.86% NaCl
    0.85%
    		  
    • L1375 Sodium DL-lactate solution syrup, 60 % (w/w), synthetic 60 % (w/w)
    		  
    • L4263 Sodium DL-lactate solution syrup, BioReagent, 60 % (w/w), synthetic, suitable for cell culture 60 % (w/w)
    		 BioReagent, Cell Culture
    • L7900 Sodium DL-lactate solution synthetic, syrup, BioXtra, suitable for mouse embryo cell culture, 60 % (w/w) 60 % (w/w)
    		 BioXtra, Mouse Embryo
    • S6639 SSC Buffer 20× Concentrate for Northern and Southern blotting, solution    
    • SRE0068 SSC Buffer, 20X Concentrate Reagent designed and manufactured under cGMP controls suitable for use in an IVD application    
    • S2015 SSPE Buffer 20× Concentrate for Northern and Southern blotting, solution    
    • 90279 Triethanolamine ≥99.0% (GC)    
    • T0449 Triethanolamine Buffer solution    
    • 90358 Triethylammonium acetate buffer volatile buffer, ~1.0 M in H2O ~1.0 M in H2O
    		  
    • T7408 Triethylammonium bicarbonate buffer 1.0 M, pH 8.5±0.1 1.0 M
    		  
    • 90360 Triethylammonium bicarbonate buffer volatile buffer, ~1.0 M in H2O ~1.0 M in H2O
    		  
    • 90362 Triethylammonium phosphate solution BioXtra, 1 M in H2O 1 M in H2O
    		 BioXtra
    • T9650 Tris Acetate-EDTA buffer 10× concentrate, BioReagent, for molecular biology, non-sterile; 0.2 μm filtered   BioReagent, Electrophoresis
    • T6025 Tris Acetate-EDTA buffer BioReagent, suitable for electrophoresis   BioReagent, DNA, Electrophoresis, RNA
    • SRE0033 Tris Acetate-EDTA Buffer 50X concentrate Reagent designed and manufactured under cGMP controls suitable for use in an IVD application    
    • T4415 Tris-Borate-EDTA buffer BioReagent, suitable for electrophoresis, 10× concentrate   BioReagent
    • T6400 Tris-Borate-EDTA buffer 5× Concentrate    
    • T9525 Tris-Borate-EDTA buffer working solution   Electrophoresis
    • SRE0062 Tris-Borate EDTA Buffer, 10X Concentrate Reagent designed and manufactured under cGMP controls suitable for use in an IVD application    
    • T5912 Tris Buffered Saline 10 ×, solution 10 ×
    		  
    • T4904 Tris-Glycine Buffer 10× Concentrate    
    • T7777 Tris-Glycine-SDS Buffer 10× Concentrate    
    • T1165 Tris-Tricine-SDS Buffer 10× Concentrate    
    • T1699 Trizma® base solution 1.5 M 1.5 M
    		  
    • T2785 Trizma® citrate dibasic solution 1 M 1 M
    		  
    • T2660 Trizma® citrate tribasic solution 1 M 1 M
    		  
    • T2663 Trizma® hydrochloride solution 1 M, BioReagent, for molecular biology 1 M
    		 Molecular Biology Reagent
    • T2194 Trizma® hydrochloride solution pH 7.4, BioPerformance Certified, 1 M, suitable for cell culture 1 M
    		 BioPerformance Certified, Biotechnology Performance Certified, Cell Culture
    • T2694 Trizma® hydrochloride solution pH 8.0, BioPerformance Certified, 1 M, suitable for cell culture 1 M
    		 BioPerformance Certified, Biotechnology Performance Certified, Cell Culture
    • T2319 Trizma® hydrochloride solution pH 7.5, BioPerformance Certified, 1 M, suitable for cell culture 1 M
    		 BioPerformance Certified, Biotechnology Performance Certified, Cell Culture
    • T2819 Trizma® hydrochloride solution pH 9.0, BioPerformance Certified, 1 M, suitable for cell culture 1 M
    		 BioPerformance Certified, Biotechnology Performance Certified, Cell Culture
    • T1819 Trizma® hydrochloride solution pH 7.0, BioPerformance Certified, 1 M, suitable for cell culture 1 M
    		 BioPerformance Certified, Biotechnology Performance Certified, Cell Culture
    • T2444 Trizma® hydrochloride solution pH 7.6, BioPerformance Certified, 1 M, suitable for cell culture 1 M
    		 BioPerformance Certified, Biotechnology Performance Certified, Cell Culture
    • T3069 Trizma® hydrochloride solution pH 8.0, BioPerformance Certified, 2 M, suitable for cell culture 2 M
    		 BioPerformance Certified, Biotechnology Performance Certified, Cell Culture
    • T2569 Trizma® hydrochloride solution pH 7.8, BioPerformance Certified, 1 M, suitable for cell culture 1 M
    		 BioPerformance Certified, Biotechnology Performance Certified, Cell Culture
    • T2944 Trizma® hydrochloride solution BioPerformance Certified, suitable for cell culture, pH 7.5   BioPerformance Certified, Biotechnology Performance Certified, Cell Culture
    • T2069 Trizma® hydrochloride solution pH 7.2, BioPerformance Certified, 1 M, suitable for cell culture 1 M
    		 BioPerformance Certified, Biotechnology Performance Certified, Cell Culture