STANDARDS

Employ the strongest silylator available for carbohydrates and steroids with the Thermo Scientific TMSI Silylation Reagent. This silylation reagent reacts quickly with hydroxyls and carboxylic acids but not with amines, and is particularly well suited in...

Catalyze the derivatization of difficult-to-silylate compounds using Thermo Scientific TMCS Silylation Reagent. It is an excellent adjunct for forming TMS ethers for GC determinations. TMCS is also useful for preparing TMS derivatives of organic acids...

Thermo Scientific Pierce Peptide Retention Time Calibration Mixture enables reversed phase liquid chromatography (LC) and mass spectrometry (LC-MS) users to optimize and confirm correct operation of their equipment.The Pierce Peptide Retention Time...

Thermo Scientific HMDS (Hexamethyldisilazane) greatly extends the practical range of GC, improving chromatographic results in the silylation of sugars and related substances.• Suitable for deactivating and coating chromatographic supports•...

Prepare fluoracyl derivatives for GC/MS and for flame ionization and electron-capture detection techniques with the Thermo Scientific Perfluoro Acid Anhydrides (TFAA, PFAA and HFAA). These reagents react readily with alcohols, phenols, and amines.•...

Derivatize carboxyl acids, phenols, and sulfonamides for electron-capture detection (ECD) GC analysis with the Thermo Scientific Pentafluorobenzyl Bromide (PFBBr) Alkylation Reagent. Reaction times are fast (20 minutes). Derivatives are highly...

Thermo Scientific Pierce Water, LC-MS Grade is an ultrapure, LC-MS grade preparation with low UV-absorptivity that makes it suitable and reliable for use in HPLC and mass spectrometry applications.• For Use With: LC/MS• Formulation: Ultrapure...

Thermo Scientific Pierce Acetonitrile (ACN) is an LC/MS-grade preparation with high purity and low UV-absorptivity that makes it suitable for HPLC and mass spectrometry applications.Thermo Scientific Pierce LC/MS Grade Acetonitrile is specially purified...

Trifluoroacylate primary and secondary amines, hydroxyl and thiol groups, and carbohydrates with the Thermo Scientific MBTFA Acylation Reagent. The principal byproduct N-methyltrifluoroacetamine is stable, volatile, and does not present problems in...

For easy, effective preparation of methyl esters from fatty acids and amino acids use Thermo Scientific Methylate Reagent (DMFDMA). Reactions are typically complete upon dissolution (except for long-chain solid acids) and quantitative yields are obtained...

Derivatize hydroxyls compounds, particularly carbohydrates with Thermo Scientific Tri-Sil TP (TMSI:Pyridine) Reagent. Comprising TMSI in pyridine, this reagent silylates alcohols and phenols, organic acids, hydroxylamines, amino acids, carbohydrates,...

Employ a reagent-solvent mixture, for one-step derivatization with the Thermo Scientific Tri-Sil BP (BSA:Pyridine) Reagent, Composed of BSA and high-purity pyridine, this silylation reagent formulation derivatizes alcohols, phenols, organic acids,...

Employ a reagent-catalyst solvent mixture, for one-step derivatization with the Thermo Scientific Tri-Sil HTP (HDMS:TMCS:Pyridine) Reagent, Composed of HMDS, TMCS and high-purity pyridine, it rapidly produces TMS derivatives of polar compounds for GC...

Produce stable TBDMS derivatives for GC analysis with the Thermo Scientific MTBSTFA and MTBSTFA + 1% TBDMCS Silylation Reagent. MTBSTFA derivatizes hydroxyl, carboxyl, thiol and primary and secondary amines with typically >96% yields, and the...

Use Thermo Scientific MSTFA and MSTFA + 1% TMCS Silylation Reagent for GC analyses of early eluting compounds that would otherwise be obscured in the chromatogram. Use Thermo Scientific™ MSTFA and MSTFA + 1% TMCS Silylation Reagent for GC...

Thermo Scientific Pierce FDAA (Marfeys Reagents) reacts with primary amines to enable the separation and quantitation of optical isomers of amino acids by reverse-phase chromatography.• Formulation: 1-Fluoro-2,4-dinitrophenyl-5-L-alanine...

Thermo Scientific Pierce p-Bromophenacylate Reagent reacts with carboxylic acids to provide quantitative detection of peptides and amino acids with few or no side reactions.• Premixing of phenacylbromide and crown ether is not necessary•...

Prepare oximes of steroids and ketoacids prior to silylation with the Thermo Scientific Methoxamine (MOX) Reagent. It prevents the formation of multiple derivatives when enols are present during silylation, thereby ensuring optimal quantitation. The...

Conduct acylation of hydroxyl groups and primary and secondary amines with the Thermo Scientific Perfluoroacylimidazoles (TFAI and HFBI). Compared to acid chlorides and anhydrides, the reactions of fluorinated acylimidazoles are smooth and quantitative,...

For siliconizing glass surfaces use Thermo Scientific Hydrocarbon Soluble Siliconizing Fluid. This short chain, clear polymeric silicone fluid consists primarily of dichlorooctamethyltetrasiloxane and is soluble in organic solvents. When applied to...

To siliconize glass surfaces use Thermo Scientific Water-Soluble Siliconizing Fluid. This easy-to-use silane monomer solution is supplied as a 20% solid solution in a mixture of diacetone alcohol and tertiary butyl alcohol. The primary silane...

Use Thermo Scientific BSTFA + 1% TMCS Silylation Reagent for analytes that are difficult to silylate. Stronger than BSTFA alone, this catalyzed formulation is ideal for derivatizing compounds such as fatty acid amides and slightly hindered hydroxyls...

Improve GC analysis with Thermo Scientific BSTFA Silylation Reagent. The highly volatile byproducts mono(trimethylsilyl)trifluoroacetamide (BSTFA) and trifluoroacetamide elute with the solvent front to ensure excellent chromatographic separations. This...

Thermo Scientific Pierce Peptide Retention Standard is a mixture of five c-terminal amide decapeptides that provide reference elution profiles in reverse-phase HPLC.Retention times are predicted by totaling the values that represent the contribution in...

Thermo Scientific Pierce TNBSA is a 5% solution of trinitrobenzene sulfonic acid in methanol that reacts with primary amines (peptides or amino acids) to yield a soluble colored product, a property useful for various assay methods.• Couples...

Thermo Scientific Pierce Trifluoroacetic Acid (TFA) is manufactured and tested to meet strict specifications that ensure superior performance for use as an ion-pairing agent in reverse-phase peptide separations.For complex peptide separations, the key to...

Thermo Scientific Pierce Triethylamine (TEA) is a high-purity solvent that can be used in certain HPLC protocols, such as weak anion exchange to resolve certain tryptic peptides on a reverse-phase column.Specifications• >99.5% triethylamine...

Perform liquid chromatography (HPLC) and mass spectrometry (LC-MS) applications with 99.5% - pure sequencing-grade pyridine solvent with low UV-absorptivity.Image(s) are representative of the product group and not necessarily the individual product.

Thermo Scientific Pierce Heptafluorobutyric Acid (HFBA) is manufactured and tested to meet strict specifications that ensure superior performance for use as an ion-pairing agent in reverse-phase peptide separations.• Typical purity is 99.7% by...

Thermo Scientific Pierce Dimethylsulfoxide (DMSO) is a sequencing-grade preparation with high purity for use in traditional amino acid analyzers and other high-volume applications. This sequencing-grade dimethylsulfoxide is >99.5% pure DMSO which is...

Thermo Scientific Pierce Dimethylformamide (DMF) is a sequencing-grade preparation with high purity and consistent absorptivity properties for use in HPLC and mass spectrometry methods. This sequencing-grade dimethylformamide is specially purified by a...

Thermo Scientific Pierce Amino Acid Standard H is a quantitative mixture of 18 amino acids, supplied at 2.5 mol/mL in 0.1N HCl, for use as a high-purity calibration standard for HPLC analysis of protein hydrolysates.• Uses L-form configuration to...

Mix B Purgeable Gases for Methods 8260B/524.2. Six (6) certified analytes, 1.2 ml @ 2000 µg/ml, in Purge & Trap methanol. Components 2000 µg/ml - Bromomethane2000 µg/ml - Chloroethane2000 µg/ml - Chloromethane2000 µg/ml -...

Ketones for Method 8260B. Four (4) certified analytes. 1.2 ml @ 2000 µg/ml, in Purge & Trap methanol.Components 2000 µg/ml - Acetone2000 µg/ml - 2-Butanone2000 µg/ml - 2-Hexanone2000 µg/ml - 4-Methyl-2-pentanoneImage(s) are...

Internal Standard for Method 8260B. Four (4) certified analytes, 1.2 ml @ 2000 µg/ml, in Purge & Trap methanol. Components 2000 µg/ml - Chlorobenzene-d52000 µg/ml - 1,4-Dichlorobenzene-d42000 µg/ml - 1,4-Difluorobenzene2000...

Alternate Four-Component Surrogate Standard for Method 8260B. Four (4) certified analytes. 1.2 ml @ 2000 µg/ml, in Purge & Trap methanol.Components 2000 µg/ml - 4-Bromofluorobenzene2000 µg/ml - Dibromofluoromethane2000 µg/ml -...

Volatile Organics Combination Mix Analyte Mixes A, C & D. Fifty-four (54) certified analytes, 1.2 ml @ 2000 µg/ml, in P&T methanol.Components 2000 µg/ml - Benzene2000 µg/ml - Bromobenzene2000 µg/ml - Bromochloromethane2000...

Method 624 Mix D. Three (3) certified analytes, 1.2 ml @ 2000 µg/ml, in Purge & Trap methanol.Components 2000 µg/ml - 1,2-Dichlorobenzene2000 µg/ml - 1,3-Dichlorobenzene2000 µg/ml - 1,4-DichlorobenzeneImage(s) are...

Method 624 Mix C.Eight (8) certified analytes 1.2 ml @ 2000 µg/ml, in Purge & Trap methanol. Components 2000 µg/ml - Benzene2000 µg/ml - Bromodichloromethane2000 µg/ml - 2-Chloroethyl vinyl ether2000 µg/ml -...

Method 624 Mix B Purgeable Gases. Five (5) certified analytes, 1.2 ml @ 2000 µg/ml, in Purge & Trap methanol.Components 2000 µg/ml - Bromomethane2000 µg/ml - Chloroethane2000 µg/ml - Chloromethane2000 µg/ml -...