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Attention Thomas Scientific Customers

Due to current pandemic, lead times for PPE items are longer than what is listed on our website. Please expect shipping delays of all PPE products during this time.

  • Quantitative determination of maltose in various biological samples such as serum, urine, food and beverages, etc. Linear detection range 2 to 500 µM maltose in for colorimetric assays and 1 to 50 µM for flourimetric assays. Convenient room temperature assay. No 37°C heater…

  • Indomethacin is a COX inhibitor that prevents ex vivo TXB2 formation and other PGs that can not be prevented using anticoagulant alone. The samples have to be transferred in indomethacin sampling tubes as soon as possible after blood collection.

  • SafTest Alkenal Test Kit

    MP Biomedicals

    MP Biomedicals' Alkenal Test Kits are designed to measure alkenal content in any liquid or solid sample containing oil/fat. MP Biomedicals' Alkenal Test Kit contains all reagents and calibrators necessary to run samples for alkenal content. A control is also included in each Alkenal…

  • The Better Bradford Protein Assay Kit is a quick  and ready-to-use coomassie-binding, colorimetric  method for total protein quantitation. This 

  • For quantitative determination of histamine using the PiCO Explorer handheld absorbance reader. Sensitive and accurate. Detection limit of 0.012 mM (1.3 ppm, 0.13 mg/dL) and linearity to 1 mM (111 ppm, 11.1 mg/dL) Histamine. Convenient. Assay performed with portable PiCO Explorer device. …

  • MP Biomedicals' Free Fatty Acid Test Kits are designed to measure free fatty acid content in any liquid or solid sample containing oil/fat. MP Biomedicals' Free Fatty Acid Test Kit contains all reagents and calibrators necessary to run samples for percent free fatty acid. A control is…

  • To be used as a cytotoxic control agent in the CellQuanti-BlueTM and CellQuanti-MTTTM Cell Viability Assay Kits IC50 = 0.002 wt%. Kit size: (50mg) tests Shelf life: 12 months Shipping: ambient temp storage: 4°C

  • Size: 1 x 96-Well Strip Microplate Kit Target Name(s): Angiotensin-converting enzyme 2 (EC:3.4.17.23) (ACE-related carboxypeptidase) (Angiotensin-converting enzyme homolog) (ACEH) (Metalloprotease MPROT15) [Cleaved into: Processed angiotensin-converting enzyme 2] Gene Name(s): ACE2,…

  • UltraPure Water

    Cayman Chemical

    Water used for the preparation of EIA reagents and buffers.

  • Peroxide Quantitative Assay Kit is a colorimetric assay that detects peroxide based on  oxidation of ferrous to ferric ion in the presence of xylenol orange. The assays are suitable for  H2O2 measurement in the following applications: quantitating detergent peroxide, monitoring  …

  • The Apoptosis & Necrosis Quantification Kit provides a convenient assay for quantifying apoptotic (green) and necrotic (red) cells within the same cell population by flow cytometry or fluorescence microscopy.

  • Bradford method utilizes Coomassie Brillant Blue G-250 dye binding to an unknown protein and forming a complex which can be detected spectophotometrically at 595 nm. This kit is designed to quantitate 10-150 µg/ml of protein.

  • Bradford Protein Assay Kit (B-Pak) is a straightforward and rapid kit for determining the concentration of proteins in solution.This ready-to-use kit is provided with 1X reagent & 2 sets of BSA standards which means that no dilution, filtration or calculation are required. Simply process your…

  • Note: This product is for in vitro diagnostic use, following guidance from the FDA for Emergency Use Authorizations of tests submitted for approval on March 16, 2020. This test has not been reviewed by the FDA and results from antibody testing should not be used as the sole basis to diagnose or…

  • Adipolysis Assay Kit

    Cayman Chemical

    Cayman's Adipolysis Assay Kit provides a complete assay for studying the lipolysis of triglycerides, from the differentiation of adipocyte-like cells to the quantitation of released glycerol. 3T3-L1 cells are differentiated using a common adipogenesis induction procedure to accumulate lipid…

  • Most histone lysine methyltransferases contain a conserved domain (SET) that utilizes S-adenosyl-L-methionine (SAM or AdoMet) as a co-factor to catalyze the methylation of lysine. SET7/9 (KMT7) is a SET domain-containing mono-methyltransferase that acts on a large number of histone and non-histone…

  • Complex II (succinate dehydrogenase/co-enzyme Q reductase) is one of the major sites of electron entry into the mitochondrial electron transport chain (ETC). Complex II catalyzes the oxidation of succinate to fumarate, and in the process reduces ubiquinone (Q) to ubiquinol (QH2). Ultimately,…

  • AlamarBlue Cell Viability Assay reagent quantitatively measures the proliferation of mammalian cell lines, bacteria and fungi. The dye incorporates an oxidation-reduction (REDOX) indicator that both fluoresces and change color in response to the chemical reduction of growth medium due to cell…

  • G-Biosciences’ ML (Modified Lowry) Protein Assay is based on the widely cited protein assay by Lowry et. al. (1951). The ML Protein Assay is compatible with a wide variety of detergents used in protein research in addition to other common reagents such as EDTA and Tris(see tables 1 and 2).The…

  • Reduced glutathione (L-γ-glutamyl-L-cysteinylglycine), a tripeptide, serves as a key antioxidant in animal, plant, fungi and bacteria by providing free thiol. Glutathione exist in reduced (GSH) and oxidized (GSSG; gluthathione disulphide) forms in cells and tissues, and the concentration of…

  • EnzyLight™ ATP Assay Kit

    BioAssay Systems

    For rapid, quantitative, bioluminescent determination of ATP and evaluation of drug effects on ATP metabolism. Safe. Non-radioactive assay. As low as 0.02 μM ATP or a single cell can be quantified. Convenient "mix-incubate-measure" type assay. No wash and reagent transfer…

  • MP Biomedicals' Liquid Sample Consumables Platform is intended for use in conjunction with the Liquid Sample Instrument Platform and the Free Fatty Acid, Malonaldehyde, Alkenal, Percent Fat, and Total Glycerin Test Kits. MP Biomedicals' Liquid Sample Consumables Platform contains all…

  • Size: 2 x 96-Well Strip Microplate Kit Target Name(s): SARS-CoV-2 Spike Protein, S2 Subunit, S protein, spike protein Gene Name(s): S Species Detected: Virus Compatible Sample Types: Cell Culture Supernatants/Plasma/Serum

  • Caspase-3 plays a central role in the execution of apoptosis. Cayman’s Caspase-3 Fluorescence Assay employs a specific caspase-3 substrate, N-Ac-DEVD-N'-MC-R110, which upon cleavage by active caspase-3, generates a highly fluorescent product that can be measured using excitation and…

  • Caspase-3 is an active cell-death protease involved in the execution phase of apoptosis, during which cells undergo morphological changes such as DNA fragmentation, chromatin condensation and apoptotic body formation.

  • Luciferase Assay Kit

    Oz Biosciences

    The luciferase assay kit is the most sensitive analytical tools for measuring gene expression. Fast and easy, accurate and linear, this kit detects and quantify firefly luciferase in transfected eukaryotic cells reaching high sensitivity level. Since the light emission is constant (>15 min) when…

  • Lowry Protein Assay Kit

    Bio Basic Inc.

    Lowry’s method was the most widely used and cited  procedure for protein quantitation. The procedure involves reaction  of protein with cupric sulfate and t

  • The Better BCA Assay Kit can be used for quantitation of total protein in samples while minimizing interference from disulfide reducing agents. The BCA assay is based on the well-known reduction of Cu2+ to Cu+ 

  • Phosphate Assay Kit

    MilliporeSigma

    Features and Benefits Compatible with high-throughput handling systems. Suitability Suitable for phosphate determination in enzyme reactions with free phosphate releases.

  • ATP serves as a marker for cell viability as it is present in all metabolically active cells.Lumino™ Cell Viability Glow Assay is a bioluminescent assay to detect and/or quantify ATP and thus measures the viable cells.The bioluminescent assay is based on requirement of ATP by luciferase…

  • For quantitative determination of uric acid and evaluation of drug effects on uric acid metabolism. Linear detection range 0.22 -30 mg/dL (13 - 1785 μM) uric acid in 96-well plate assay. Can be readily automated to process thousands of samples per day. Method: OD590 nm. Samples:…

  • Histamine EIA Kit

    Cayman Chemical

    Cayman’s Histamine EIA is a derivitization-amplified competitive enzyme immunoassay which detects histamine within the range from 40 to 5,500 pg/ml. The assay can be used for the analysis of histamine in blood (plasma or serum) without extraction or purification. The use of other sample types…

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