Recirculating Chillers
Sigma Aldrich Fine Chemicals Biosciences GenEluteTM Plasmid Minipre
We are committed to bringing you Greener Alternative Products which adhere to one or more of The 12 Principles of Greener Chemistry. This product has Inherently Safer Chemistry compared to the standard use of phenol and chloroform to perform DNA extractions.
Sigma Aldrich Fine Chemicals Biosciences BoStab Antbody Stablze250ML
BIOSTAB BoStab Antbody Stablze250ML
Sigma Aldrich Fine Chemicals Biosciences Tris2-carboxyethylphosphin
Tris(2-carboxyethyl)phosphine immobilized onAgarose CL-4B Trialkylphosphines (TCEP) are highly effective agents for reducing disulfide bonds in proteins peptides and other disulfide bondcontaining molecules and are relatively non-reactive toward other functional groups. The trialkylphosphine TCEP was first described by Levison et al. as an odorless and efficient reductant of alkyl disulfides over a wide pH range. TCEP is stable in aqueous SOLUTIONons and does not undergo the rapid oxidation that often occurs with other reducing agents such as dithiotreitol (DTT) and beta-mercaptoethanol (BME 2-ME). TCEP does not interfere with commonly used sulfhydryl-reactive reagents (e.g. maleimide crosslinkers). Nevertheless many protocols require recovery of the reduced sample separate from the reducing agent. Our Tris(2-carboxyethyl)phosphine immobilized on Agarose CL-4B eliminates the need to use laborious and troublesome gel filtration methods to separate the reduced sample from the reduci
Sigma Aldrich Fine Chemicals Biosciences DuranR laboratory bottles
Reusable bottles and caps for the storage of reagents chemicals SOLUTIONons tissue culture media etc. Made of Duran borosilicate glass Type 3.3 for maximum chemical and thermal shock resistance.
Sigma Aldrich Fine Chemicals Biosciences Succinyl-Concanavalin A ly25MG
Succinyl-Concanavalin A ly25MG
Sigma Aldrich Fine Chemicals Biosciences DuranR GL 45 connection sy1EA
GL 45 screw cap with either two or three ports that have GL 14 thread. This is a flexible modular system which has four different hose diameters available 1.6 mm 3.0 mm 3.2 mm and 6.0 mm that can be connected.Sterile pressure equalization is possible through use of membrane filter.
Sigma Aldrich Fine Chemicals Biosciences Omnipore Membrane filter 0
Our fluoropore(R) membrane is a hydrophobic polytetrafluoroethylene (PTfE) polymer membrane bonded to a high density polyethylene support to improve the handling characteristics of the filter for normal applications. fluoropore membranes provide broad chemical compatibility high flow rates and consistency. (Please note that catalogue numbers containing fHUP are unlaminated or produced without a backing.)Our Omnipore membrane is a hydrophilic PTfE membrane that is compatible with virually all solvents acids and alkaline SOLUTIONons.features Benefits - Biologically and chemically inert - High porosity yields high flow rates - Hydrophobic and hydrophilic PTfE varieties available for filtration of aqueous and organic-based samples Applications - fluoropore Membrane Clarifying Acids Bases and Solvents Air Monitoring filtering and Venting Gases UV Spectroscopy - Omnipore Membrane filtration of Aqueous SOLUTIONons Clarifying Acids and Alkaline SOLUTIONon
Sigma Aldrich Fine Chemicals Biosciences WilmadR quartz CfQ EPR tub
Clear fused-Quartz (CfQ) is a naturally occurring material. It has a high dielectric constant and low levels of paramagnetic impurities. This NMR tube is suitable for use in routine testing in EPR spectropscopy excluding UV irradiation and samples with low sensitivity.
Sigma Aldrich Fine Chemicals Biosciences AldrichR BenchclampTM 3-pr1EA
Aldrich benchclamp clamps have a nickel-plated finish and are corrosion resistant. The clamps come with slip-on fiberglass finger covers. The Grippy Knob design has a round nut which is easy to turn making tightening the clamps around glassware fast and convenient. Round extension arms allow the clamps to be rotated 360. Extension arms allow placement of apparatus at various distances from lab frames. Supplied with vinyl and fiberglass prong covers for high temperature applications.NOTE An additional clamp holder is required to attach clamps to frames or other apparatus.
Sigma Aldrich Fine Chemicals Biosciences Brequinar sodium salt hydr25MG
Brequinar sodium salt hydr25MG
Sigma Aldrich Fine Chemicals Biosciences SIGMAfASTTM p-Nitrophenyl
SIGMAFASTTM SIGMAfASTTM p-Nitrophenyl
Sigma Aldrich Fine Chemicals Biosciences beta-Glucanase from Tricho100G
-Glucanase represents a group of carbohydrate enzymes which break down glycosidic bonds within beta-glucan. It forms the main constituent of fungal cell walls and could be a potential structural and storage polysaccharide of marine macro-algae. It has the ability to degrade fungal cell walls and may be involved in defense mechanism of plants against pathogenic fungi.
Sigma Aldrich Fine Chemicals Biosciences TRI ReagentR LS for proces
TRI Reagent LS is a quick and convenient reagent for use in the simultaneous isolation ofRNA DNA and proteinfrom liquid samples of human animal plant yeast bacterial and viral origin. A convenient single-step liquid phase separation results in the simultaneous isolation of RNA DNA and protein. This procedure is an adaptation of the singlestep method reported by Chomczynski and Sacchi for total RNA isolation and permits fast and efficient processing of liquid samples. TRI Reagent LS performs well with large or small sample volumes and many samples can be simultaneously extracted.TRI Reagent LS is a mixture of guanidine thiocyanate and phenol in a monophase SOLUTIONon. When a biological sample is homogenized or lysed with it and chloroform or 1-bromo-3-chloropropane is added the mixture separates into 3 phases an aqueous phase containing RNA the interphase containing DNA and an organic phase containing proteins. Each component can then be isolated after separating the phas
Sigma Aldrich Fine Chemicals Biosciences filter Support Screen stai
These filter holders are ideal for ultracleaning or sterilizing batch volumes of liquids. The cylindrical barrel holds 100 mL (or 340 mL) of liquid which is filtered by externally applied gas pressure through a suitable filter supported on the holder base.features Benefits.filter holder has reservoir to hold 100 mL (or 340 mL) of liquid for batch filtration .Autoclavable with membrane in place for sterile filtration ApplicationsBatch filtration
Sigma Aldrich Fine Chemicals Biosciences ReadyShieldR Protease and
Protease and Phosphatase Inhibitor Cocktail has been optimized and tested for mammalian cellular and tissue extracts. It contains inhibitors with a broad specificity for serine cysteine acid proteases aminopeptidases L-isozymes of alkaline phosphatases and serine/ threonine protein phosphatases. Protease and Phosphatase Inhibitor Cocktail has been tested on extracts from various animal tissues such as human placenta and bovine liver and on extracts of A431 CHO and U937 cells. The cocktail is supplied as a ready-to-use SOLUTIONon using a proprietary non-freezing formulation. ReadyShield(R) PPC2020 is a non-freezing formulation that contains the same inhibitors as is the DMSO based cocktail PPC1010