Trusted information for laboratory scientists on Anti-Doping Science lab products and techniques on SelectScience, including Hematology, Biochemistry, HPLC and UHPLC, GC / MS.
ACQUITY UPLC® BEH Phenyl columns utilize a trifunctional C6 alkyl tether between the phenyl ring and the silyl functionality. This ligand, combined with the same proprietary endcapping processes as the ACQUITY UPLC™ BEH C18 and C8 columns, provides ultra-low column bleed, long column lifetimes and excellent peak shape. This unique combination of ligand and endcap on the 1.7 μm BEH particle creates a new dimension in selectivi…
Waters offers a broad range of vials, each one is held to tight dimensional tolerances and the certified products have cleanliness measured by LC and MS.LC/GC Certified vials are tested by LC/UV for residues of chemicals used in processing and packaging vials. The septa are tested by headspace GC to ensure low levels of low molecular weight polymer. These vials are suited for analyte concentration in the µg/mL concentration; t…
The Waters IdentityE High Definition Proteomics system defines the new standard for rigorous protein identification. The IdentityE High Definition Proteomics System is an UltraPerformance LC® (UPLC)/High-Bandwidth Mass Spectrometry (MS E) system solution suitable for confident protein identification designed to meet stringent requirements as outlined by leading scientific journals.The new Waters IdentityE High Definition Pro…
The Direct Sample Probe system for the Finnigan TRACE DSQTM, Finnigan FOCUS DSQ, and Finnigan PolarisQ is ideal for qualitative or semi-quantitative analysis of materials that are difficult, if not impossible to elute chromatographically.Product detail:The Direct Sample Probe system for the Finnigan TRACE DSQTM, Finnigan FOCUS DSQ, and Finnigan PolarisQ is ideal for the quick screening of samples or for any application which d…
The MAT 95 XP is a highly flexible GC-MS system fully automated regardless of injector type and offers multicolumn operation as a standard feature. Autotuning assures optimized instrument performance with minimal user interaction at any resolution setting – fast, automated and reproducible, and only ONE calibration table making for simpler operation. Product detail: High mass resolution Accurate mass High sensitiv…
The Thermo Finnigan MAT252 stable isotope mass spectrometer system is the world standard for the determination of H/D, 13C/12C, 15N/14N, 18O/16O, 34S/32S (from SO2 to SF6) as well as Kr and Xe isotope ratios. The design philosophy of the MAT 252 was "e;no compromises"e;, with the aim of delivering ultimate performance.The MAT252 is unique in its capability to achieve the highest precision from extremely small amounts of sample…
The Alkaline Phosphatase is purified from calf intestine by a method developed in our laboratories, involving affinity chromatography. This enzyme is widely used as a marker enzyme in applications such as: • ELISA Immunoblotting Immunohistochemistry Molecular Biology Activity: >630 U*/mg enzyme protein (25°C, 4-nitrophenyl phosphate, glycine as buffer) • Unit definition: That amount of enzyme causing the hydrolysis of one mi…
The SamplePLUS is a 100% synthetic sample buffer for dilution of human or veterinary serum or plasma samples.The buffer efficiently minimizes cross-reactions, background and unspecific binding without inhibiting the specific binding.
The Sample Tracer is a 100% synthetic sample buffer for dilution of human or veterinary serum or plasma samples. The buffer efficiently minimizes cross-reactions, background and unspecific binding without inhibiting the specific binding. The Sample Tracer™ appears red, and when serum or plasma is added the Sample Tracer™ change colour to yellow. The buffer can detect serum or plasma in dilutions up to 1:100. If the advantage…
Fast Red is used as a chromogen substrate in immunoblotting and immunohistochemistry using alkaline phosphatase antibody conjugates. Each tablet contains 0.5 mg naphthol phosphate, 2 mg FAST RED chromogen and 0.4 mg levamisole, an inhibitor of endogenous enzyme activity. Stability life time is 18 months at 4°C.
The Finnigan DELTAplusXP is the univeral routine and research stable isotope ratio mass spectrometer for all applications using dual-inlet and continuous-flow techniques. Its extended image plane supports continuous flow D/H measurements as well as the determination of atmospheric gases. The amplifier dynamic range is 50 V. Product detail: The DELTAplusXP combines the extended ion optics of the DELTAplusXL with completely…
Biomass Deconvolution is an Xcalibur layered application that enables users to perform commonly used standard tasks in the application of mass spectrometry to samples and analyses that contain biological molecules such as proteins, peptides, and oligonucleotides . The BioBrowser™ window contains commands and features specific for analyzing biological molecules including Biomass Calculation and Biomass Deconvolution.BIOMASS Cal…
Xaminer, a software product, provides rapid, automated matching of complex GC/MS data files, can automatically perform flammable liquid residue analysis of samples from arson cases at least 20 times faster than had previously been the case, and produces consistent, unbiased quantitative results every time. Product detail: Xaminer, the new chromatographic matching and instrument control software product, provides rapid, a…
The ACQUITY UPLC® Fluorescence (FLR) Detector brings unrivaled sensitivity and selectivity to UPLC®. The detector’s innovative flow-cell design, low-noise electronics and support for high-speed data rates are perfectly suited to the efficient separations of the ACQUITY UPLC's advanced fluidics technology. Target applications include PAHs, environmental contaminants, vitamins, aflatoxins and pharmaceuticals. Ultra Performance i…
SymmetryShield™ Columns feature Waters' patented embedded polar group technology that shields the silica's residual silanols from highly basic analytes at improves overall peak shape. Additionally, by placing the embedded polar group close to the silica surface, the activity of the surface silanols is further reduced. This imparts selectivity and retention that is different compared to the Symmetry C18 ligand. Embedded polar…
Polynuclear Aromatic Hydorcarbons (PAHs) are among the most frequently monitored environmental contaminants. Waters PAH columns are optimized for the HPLC analysis of PAHs. These columns achieve baseline resolution and excellent peak symmetry for 16 different target analytes in less than 25 minutes, while employing a simple water/acetonitrile binary gradient method. The resolving power of the PAH columns provides superior pe…
The popular Bondapak® C18 chemistry and Porasil® silica packing material are available in three different particle sizes, 10, 15-20, 37-55 micron, providing easy transfer of chromatography methodology from one particle size to another. You can utilize your existing 10 micron Bondapak or Porasil chromatography as a starting point for scale-up or, if you are developing a new purification protocol, investigate which preparative…
These columns provide accurate and precise molecular weight calculations in under 7 minutes! - Fast, accurate and precise molecular weight determinations - Increase sample throughput - Greatly decrease solvent consumption and disposal
The Envirogel high-efficiency GPC cleanup columns are specifically designed to remove low volatility, high molecular weight interferences, such as lipids and natural resins, from environmental samples as specified in EPA Method 3640A. In the past, the cleanup procedure for environmental samples was performed on low-efficiency GPC columns based on packing particle diameters of 37-75 micron (200 to 400 mesh) Bio-Beads S-X resins…
For applications where the sample is neither volume or concentration limited, Waters offers 1 and 2mm Internal Diameter columns of various lengths for use on traditional HPLC MS inlets.As with Waters array of NanoEase™ columns, the same Waters reversed-phase packings are also available in these two column internal diameter offerings. Chemistry choices include: XBridge® Columns, CORTECS® Columns, XSelect Columns, Atlantis® Pola…
MassPREP™ On-Line Desalting Cartridges are an effective tool for the successful desalting of acidic, basic, and large globular proteins. The overall MassPREP™ desalting strategy provides an easy, fast (< 3 minutes), and reproducible approach for the effective desalting of proteins stored in physiological salt buffers prior to high resolution ESI-MS structural analysis.
The polar organic and the polar ionic modes have become increasingly popular largely because of their ideal compatibility with MS detection and preparative LC. Two years of extensive research at Astec in understanding these mechanisms has resulted in new possibilities for extending their effectiveness even further. Important changes in linkage chemistries and the silica and the silica have now led to the new CHIROBIOTIC V2 and…
