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Biological Buffers

Catalog No.	Product Name
02157792	2,4,6-tris(DIMETHYLAMINOMETHYL) PHENOL 1 ml = approx. 0.97 g
02100626	2-AMINO-2-ETHYL-1,3-PROPANEDIOL Useful as a buffer
02150354	2-AMINO-2-METHYL-1,3-PROPANEDIOL Crystalline Biological buffer
02100627	2-AMINO-2-METHYL-1-PROPANOL Free Base 1 ml = approx. 0.93 g Useful buffer in the range pH 9.0 to 10.5
02159041	2-AMINO-2-METHYL-1-PROPANOL HYDROCHLORIDE Hydrochloride Crystalline
04821817	3,3'-DIAMINOBENZIDINE LIQUID CONCENTRATE BUFFER (10X) 10X Liquid Concentrate Buffer For use with DAB Liquid Concentrate for both immunoblotting and immunohistochemical staining techniques. It...
04821818	3,3'-DIAMINOBENZIDINE LIQUID CONCENTRATE BUFFER (10X) 10X Liquid Concentrate Buffer For use with DAB Liquid Concentrate for both immunoblotting and immunohistochemical staining techniques. It...
04821813	3-AMINO-9-ETHYLCARBAZOLE STABILIZED CONCENTRATE BUFFER 10X Liquid Concentrate Buffer For use with AEC Stabilized Concentrate for immunoblotting and immunohistochemical staining techniques. AEC...
02100011	ACES Purity: >99% Crystalline pKa = 6.8 at 25°C. Useful pH range 6.1-7.5.
02193973	ACES, ULTRA PURE Ultra Pure Grade Purity: >99% Useful pH range 6.1-7.5
02150349	Aminoguanidine bicarbonate Crystalline
02100651	AMMONIUM ACETATE Crystalline Purity: ~99%
02194000	AMMONIUM ACETATE Purity: ~98% Molecular Biology Reagent
02198759	AMMONIUM ACETATE 7.5 M SOLUTION Purity: ~98% 7.5 M Solution Prepared in 18 megohm water and 0.2 μm filtered. Ref.: Sambrook, J., et al., Molecular Cloning: A...
02193848	AMMONIUM ACETATE ULTRA PURE Ultra Pure Grade Purity: >97%
02193849	AMMONIUM CITRATE TRIBASIC ANHYDROUS Tribasic Anhydrous Purity: 98%
02152494	AMMONIUM CITRATE, DIBASIC, ACS ACS Reagent Grade Purity: 98-100%
02195042	AMMONIUM TARTRATE Crystalline
02193861	AMMONIUM TARTRATE ULTRA PURE Ultra Pure Reagent Purity: >98%
02152444	AMPSO Free Acid Crystalline pKa=9.0 at 25°C Useful pH range 8.3-9.7 U.S. Patent No. 4,246,194.
02152445	AMPSO Sodium Salt
04821752	AQUALITE™ ASSAY BUFFER 10X Solution
04821757	AQUALITE™ HYBRIDIZATION BUFFER 10X Solution This product is discontinued. We may still carry the same or similar product in another catalog number....
04821751	AQUALITE™ RECONSTITUTION BUFFER
04821753	AQUALITE™ STREPTAVIDIN BUFFER 10X Solution
04821755	AQUALITE™ TRIGGER BUFFER 10X Solution
04821756	AQUALITE™ TRIGGER BUFFER 10X Solution
04821754	AQUALITE™ WASH BUFFER 10X Solution
04821709	AURORA 10X ASSAY BUFFER For use with Aurora Western and Southern Blot kits.
04821710	AURORA 10X ASSAY BUFFER For use with Aurora Western and Southern Blot kits.
02100927	BES Free Acid Crystalline Zwitterionic buffer pKa=7.1 at 25°C, useful pH range 6.4-7.8.
02152446	BES Sodium Salt
02194545	BES Cell Culture Reagent Free Acid Crystalline Zwitterionic buffer pKa=7.1 at 25°C, useful pH range 6.4-7.8.
02194808	BES Free Acid Molecular Biology Reagent Purity: 99+% Zwitterionic buffer, pKa = 7.1 at 25°C; useful pH range 6.4-7.8.
02101005	BICINE pKa = 8.3 at 25°C Useful pH range 7.6-9.0
02101038	bis - TRIS Purity: 99+% Zwitterionic buffer pKa = 6.5 at 25°C Useful pH range 5.8-7.2.
02194546	bis - TRIS Cell Culture Reagent Purity: 99+% Zwitterionic buffer pKa = 6.5 at 25°C Useful pH range 5.8-7.2.
02152447	BIS-TRIS PROPANE pKa1=6.8, pKa2=9.0 at 25°C. Useful pH range 6.3-9.5.
02194809	bis-TRIS PROPANE Molecular Biology Reagent Purity: >99% pKa1 =6.8, pKa2 = 9.0 at 25°C. Useful pH range 6.3-9.5.
02194810	BORIC ACID Molecular Biology Reagent Purity: ~99% Fe: =5 ppm
02195074	BORIC ACID
02191411	BORIC ACID ACS REAGENT GRADE ACS Reagent Grade Crystalline
02105644	CACODYLIC ACID FREE ACID Free Acid Crystalline Purity: 98% This product is very hygroscopic. Care should also be used due to the poisonous nature of this product.
02105645	CACODYLIC ACID SODIUM SALT Sodium Salt Crystalline Purity: 98% Utilized in buffers, especially for bactericide buffers used in electron microscopy.
02193804	CALCIUM PHOSPHATE DIBASIC Dibasic
02101435	CAPS pKa=10.4 Useful pH range 9.7-11.1
02152448	CAPSO Free Acid Crystalline pKa=9.6 at 25°C, useful pH range 8.9-10.3. U.S. Patent No. 4,169,950
02152449	CAPSO Sodium Salt
02101434	CHES pKa=9.3 at 25°C. Useful pH range 8.6-10.0
02194641	CITRIC ACID ANHYDROUS Cell Culture Reagent Anhydrous Crystalline
02101393	CITRIC ACID ANHYDROUS U.S.P. USP Grade Anhydrous Crystalline
02150699	Citric acid monohydrate Monohydrate Crystalline
02199630	CITRIC ACID MONOHYDRATE, USP/NF
02102900	CITRIC ACID TRISODIUM SALT DIHYDRATE Trisodium Salt Crystalline Dihydrate
02194817	CITRIC ACID TRISODIUM SALT DIHYDRATE Molecular Biology Reagent Purity: ~99% Trisodium Salt Dihydrate
02152510	CITRIC ACID, ACS Monohydrate ACS Reagent Grade Purity: 99.0-102.0%
02150166	DIETHANOLAMINE Purity: 98%
02152516	DIETHANOLAMINE, ACS ACS Reagent Grade Purity: ≥98.5%
02194659	ETHYLENEDIAMINE TETRAACETIC ACID Cell Culture Reagent Free Acid Purity: 99%
04800682	ETHYLENEDIAMINE TETRAACETIC ACID (EDTA) Electrophoresis Grade Purity: >99.5% Heavy metals (as Pb):
04800683	ETHYLENEDIAMINE TETRAACETIC ACID (EDTA) Electrophoresis Grade Purity: >99.5% Heavy metals (as Pb):
04800684	ETHYLENEDIAMINE TETRAACETIC ACID (EDTA) Electrophoresis Grade Purity: >99.5% Heavy metals (as Pb):
02194822	ETHYLENEDIAMINE TETRAACETIC ACID DISODIUM SALT DIHYDRATE Molecular Biology Reagent Purity: 99+% Disodium Salt Dihydrate Ideal for most molecular biology applications.
02195173	ETHYLENEDIAMINE TETRAACETIC ACID DISODIUM SALT DIHYDRATE Disodium Salt Dihydrate Purity: 99% Chelating agent. Produces colorless aqueous solutions.
02101676	ETHYLENEDIAMINE TETRAACETIC ACID FREE ACID Free Acid Crystalline Purity: 99%
02103248	ETHYLENEDIAMINE TETRAACETIC ACID TETRASODIUM SALT HYDRATE Purity: 99% Tetrasodium Salt Suitable for use as a standard. Crystalline
02160054	ETHYLENEDIAMINE TETRAACETIC ACID TETRASODIUM SALT HYDRATE Tetrasodium Salt Purity: 90-95%
02194660	ETHYLENEDIAMINE TETRAACETIC ACID TETRASODIUM SALT HYDRATE Cell Culture Reagent Purity: 99% Tetrasodium Salt
02151088	ETHYLENEDIAMINETETRAACETIC ACID Trisodium Salt Monohydrate Crystalline Purity: 98% Actually a physical blend of EDTA disodium and EDTA tetrasodium.
02152521	ETHYLENEDIAMINETETRAACETIC ACID, ACS Purity: 99.4 to 100.6% Free Acid ACS Reagent Grade
02152522	ETHYLENEDIAMINETETRAACETIC ACID, ACS ACS Reagent Grade Purity: 99.9 to 101.0% Disodium Salt Dihydrate
02151201	GLYCOLIC ACID Purity: 99%
02101841	GLYCOLIC ACID 70% SOLUTION Purity: 70-80%
02152451	HEPES Hemisodium Salt 0.5 mole sodium per mole Hepes.
02101926	HEPES FREE ACID Crystalline Free Acid Zwitterionic Buffer useful in the pH range 6.8-8.2. pKa=7.55 at 25°C
02194549	HEPES FREE ACID (N-2-Hydroxyethylpiperazine-N´-2-ethanesulfonic acid) Cell Culture Reagent Crystalline Free Acid Zwitterionic Buffer useful in the pH range...
02194827	HEPES FREE ACID (N-2-Hydroxyethylpiperazine-N´-2-ethanesulfonic acid) Molecular Biology Reagent Purity: 99+% Free Acid Zwitterionic Buffer useful in the pH range...
02105593	HEPES SODIUM SALT Crystalline Purity: ~99% pKa=7.55 at 25°C
02194550	HEPES SODIUM SALT Cell Culture Reagent Sodium Salt Purity: ~99% pKa=7.55 at 25°C
02194828	HEPES SODIUM SALT Molecular Biology Reagent Purity: 99+% Sodium Salt pKa = 7.55 at 25°C
02101927	HEPPS Crystalline Useful pH range 7.3-8.7 This is the propane analog of HEPES.
02194547	HEPPS Cell Culture Reagent Crystalline Useful pH range 7.3-8.7 This is the propane analog of HEPES.
02151236	HEPPSO Free Acid Purity: 99% New Zwitterionic hydrogen buffer for biological research. Ref.: W.J. Ferguson, et al., Anal. Biochem., 104: 300,...
02152452	HEPPSO Sodium Salt
02102031	IMIDAZOLE Histamine Antagonist Highly Purified: 99+%
02102033	IMIDAZOLE Slightly off-white, crystalline powder. Purity: 99% Excellent for buffer use in pH range 6.2-7.8. The m.p. of this product is 89-91°C....
02194829	IMIDAZOLE Molecular Biology Reagent Purity: 99+% Histamine Antagonist. Useful pH range: 6.2-7.8
02190862	L(-)MALIC ACID MONOSODIUM SALT Monosodium Salt White crystalline powder Purity: 98%
02152453	MES Potassium Salt CrystallineThis product is discontinued. We may still carry the same or similar product in another catalog number....
02152454	MES Sodium Salt Crystalline
02194835	MES MONOHYDRATE FREE ACID Molecular Biology Reagent Free Acid Purity: >99% Zwitterionic buffer pKa = 6.15 at 25°C
02195309	MES MONOHYDRATE FREE ACID Free Acid Monohydrate Crystalline One of the Zwitterionic buffers. pKa = 6.15 at 25°C Purity: >98% Ref: Good, N., et al., Biochemistry, 5:...
02102370	MOPS Crystalline Free Acid Useful buffer range: 6.5-7.9
02194551	MOPS Cell Culture Reagent Crystalline Free Acid Useful buffer range: 6.5-7.9
02194837	MOPS Molecular Biology Reagent Purity: 99+% Free Acid Useful buffer range: 6.5-7.9
02190670	MOPS SODIUM SALT Crystalline
02151707	MOPSO Free Acid Crystalline Useful pH range, 6.2-7.4 U.S. Patent No. 4,169,950
02152455	MOPSO Sodium Salt
02152456	PIPES Sesquisodium Salt Crystalline 1.5 moles sodium per mole Pipes.
02194838	PIPES Molecular Biology Reagent Purity: >99% Free Acid pH Buffer range: 6.1 to 7.5 pKa at 37°C = 6.66

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