E&K Scientific公司成立于1975年，是生物技术和制药研究实验室提供实验试剂和仪器设备的主要供应商，有着超过40年的经验。

At E&K Scientific our mission is to excel in the distribution of life science research supplies by offering an unparalleled customer experience centered on technical expertise, innovation, and personalized service.

E&K offers almost 50 years of experience as a premier provider of laboratory supplies and instrumentation to the Academic, Biotech, and Pharmaceutical Research Laboratories. The company was founded in 1975 by Egon and Kay Ruf and their son, Brian Ruf, took over as President and CEO in 2000.

E&K Scientific公司的主要产品包括：

Biological Buffers

Blotting & Electrophoresis

Cell Culture

Chromatography Supplies

DNA/RNA Purification

Equipment & Instruments

Filtration & Separation

Gloves & Apparel

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QED Bioscience致力于为生物医药行业提供各类高品质抗体。

QED Bioscience has been designing and manufacturing antibodies for over 20 years, and throughout our history, our goals have remained unchanged: provide the best antibody products and services on the market and support our clients with the expertise and assistance they should expect from a full-spectrum antibody company like QED.

QED Bioscience develops novel monoclonal and polyclonal antibody products for our academic, biotechnology, diagnostic and pharmaceutical research clients. We develop these antibodies using the client’s small molecule, protein, or peptide targets, or by utilizing the target cDNA. We are a full-service corporation, and offer additional immunochemistry services such as purification and conjugation so that we can provide our clients with an antibody product that will work specifically within their system. We also develop monoclonal antibodies with pharmacological activity for enzyme neutralization and inhibition of receptor-ligand interactions, and anti-idiotypic antibodies.

QED Bioscience的主要产品包括：

Agriculture and Food Science Antibodies

Anti-Immunoglobulin Antibodies

Apoptosis Antibodies

Autophagy Antibodies

BioWarfare Antibodies

Cancer Research Antibodies

Cell Adhesion Molecule Antibodies

Coagulation Factor Antibodies

DNA/RNA/Oxidative Stress Antibodies

Drug Antibodies

Enzymes and Enzyme Inhibitor Antibodies

Epitope Tag Antibodies

Growth Factors/Cytokines/Receptor Antibodies

Heat Shock and Stress Protein Antibodies

Hormones and Serum Protein Antibodies

Infectious Disease Antibodies

Ion Channel Antibodies

Matrix Protein/MMP Antibodies

Neuroscience and Signal Transduction Antibodies

Phospho-specific Antibodies

Protein Transcription Antibodies

Reproductive Biology Antibodies

Secondary Antibodies

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ProImmune公司是免疫学功能检测多聚体产品和服务的提供者。产品包括重组的MHC Class I 五聚体和MHC Class II 六聚体，用于特异性的T 细胞免疫功能检测。广泛用于传染性疾病，自身免疫学疾病和移植等热门领域的基础，新药和临床研究。

ProImmune’s mission is to be your partner of choice for understanding and managing adaptive immune responses. We offer unique solutions for preclinical and clinical immunology research, including a comprehensive and  integrated antigen characterization platform, and products and services for tracking antigen-specific immune responses with state-of-the-art ELISpot and flow cytometry techniques. We are committed to helping you take your studies to success through product innovation, responsive service and focused application support, saving you time and money and reducing risk.

ProImmune公司产品：

Pro5®MHC Class I Pentamers

CD1d Tetramers

ProT2® MHC Class II Tetramers

ProM2® MHC Class II Monomers

thinkpeptides® Peptide Products

Antibodies

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Novus Biologicals，抗体一站式服务专家。作为世界上最大的抗体生产商，Novus Biologicals 携近16万种抗体席卷而来，完美解决您的需求。

The mission of Novus Biologicals, LLC is to accelerate scientific discovery by developing and marketing unique products for the lifesciences. Novus Biologicals is also organized to provide the biological research community with a mechanism for commercializing unique biological materials. We also focus on continually monitoring scientific trends and supply materials to serve these trends. By making these products widely available to institutional and commercial researchers, Novus Biologicals plays an important role in furthering biological research.

All of Novus Biologicals products are supplied with detailed technical information and ongoing support. By serving both niche and emerging markets, Novus Biologicals has built solid partnerships with our customers. Contact us for more information.

Novus的主要产品包括：

（1）Antibodies

Primary Antibodies

Conjugated Antibodies

Sample Size Antibodies

Antibody Sampler Packs

Antibody Pairs

Secondary Antibodies

Isotype Control Antibodies

（2）Proteins and Peptides

Peptides & Proteins

Blocking Peptides

Biologically Active Proteins

（3）Lysates and Cell Lines

Lysates

Reporter Cell Lines

Stem Cell Lines

（4）Kits

Antibody Labeling Kits

ChIP Kits

ELISA Kits

Flow Cytometry Kits

Exosome Kits

（5）Activators and Inhibitors

Inhibitors

Activators

（6）Support Products

IHC Tissue Slides

IHC Microarrays

Western Blot Membranes

RNAi

All Support Products

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Zedira是一家临床阶段的生物技术公司，专门从事转谷氨酰胺酶的研究，开发一系列小分子药物候选物。Zedira公司正致力于药物发现的前沿领域，该领域涉及阻止调节失调的转谷氨酰胺酶的小分子。此外，Zedira是一个全球品牌，专门用于转谷氨酰胺酶领域的研发和诊断试剂，其独特和高质量的产品有助于推动转谷氨酰胺酶的研究和应用。

Zedira is a clinical stage biotech company specialised in transglutaminase. Zedira conducts its own development of small molecular drug candidates. In doing so, the company is working at the cutting edge of drug discovery involving small molecules that block dysregulated transglutaminases. In addition, Zedira is a global brand for specialty reagents for research & development as well as diagnostics in the transglutaminase field. Numerous unique and high quality products help pushing forward transglutaminase-related science – both in academia and industry.

Zedira公司主要产品：

Transglutaminases

Microbial Transglutaminase

Assays and Substrates

Inhibitors

Antibodies and Microarrays

Proteases

Protein Labeling

Blood Coagulation

Cereal Proteins

Celiac Disease Products

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Zedira产品详情请咨询我司客服人员：

Prozyme公司位于美国加州，为广大客户提供诊断和科研所需的标记物、蛋白质与酶。Prozyme 于2003年1月收购了Glyko®产品线，包括研究糖类的酶及相关试剂。其中也包括Glyko®于1999年收购的Oxford GlycoSciences,Ltd 公司生化试剂产品线。

ProZyme is now a part of Agilent Technologies, Inc.

ProZyme, Inc. was founded in 1990 with a vision of establishing a high-quality, value-added and customer-driven biochemical reagent company. We are proud to continue to provide the highest level of products, services and support to our customers at large and small biotechnology, biopharmaceutical and academic institutions across the world.

ProZyme公司产品系列:

（1）糖生物学研究工具（Glyko.系列）

（2）PhycoLink. 荧光结合试剂（ 抗体/ 蛋白标记） PE, PerCP conjugates, BPE conjugates, CPC conjugates,生物素，纯化试剂盒，结合试剂盒，标记二抗

（3）PhycoLink.纯化与标记试剂盒/ Purification and Conjugation Kits

（4） PhycoProTM 藻胆蛋白/ Phycobiliproteins

（5）生物素结合蛋白/ Biotin-binding Proteins 链亲和素

（6）固定化链亲和素/ Immobilized Streptavidin 琼脂糖-链亲和素

（7）)链亲和素结合物/ Streptavidin Conjugates 链亲和素- AP，链亲和素- HRP

（8） Marker Enzyme 半乳糖苷酶

（9）位点特异性蛋白酶/ Site-specific Protease Factor Xa (lyophilized)

（10）客户定制结合服务或其他

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Alamanda Polymers是世界领先的多聚氨基酸生产商，其主要产品为多聚寡氨基酸链以及PEG化的多聚氨基酸链。其拥有独特的多聚化工艺，是唯一能够提供确切的聚合数值多聚氨基酸的公司，能够使研究者的实验结果更加具有可重复性。

Alamanda Polymers specializes in the manufacturing of well-defined polyamino acids for research laboratories doing work in gene therapy, encapsulation, drug delivery, cell adhesion, and surface coating. Our company provides a wide range of metal-free biopolymers including homopolyamino acids and PEGylated polyamino acids. Due to our characteristic polymerization process, we are the only supplier able to offer effectually exact polyamino acid chain lengths thereby giving researchers new options for use and consistently reproducible results.

Alamanda Polymer has more than 15 years experience in the synthesis of polyamino acids, has developed a polymerization process that enables them to have complete control over the molecular weight of our polyamino acids without the use of metal catalysts. Furthermore, not only does the process enable us to achieve effectually exact chain lengths but also highly monomodal products (polydispersity index: 1.01-1.2) and batch-to-batch consistency.

产品包括：

Side-Functionalized Homopolyamino Acids

Poly-L-lysine

Poly-L-glutamic acid

End-Functionalized Homopolyamino Acids

Poly-L-lysine

Poly-L-glutamic acid

Poly-L-arginine

Homopolyamino Acids

Poly-L-lysine

Poly-D-lysine

Poly-D,L-lysine

Poly-L-ornithine

Poly-L-homoarginine

Poly-L-arginine

Poly-L-glutamic acid

Poly-D-glutamic acid

Poly-D,L-glutamic acid

Poly-L-aspartic acid

PEGylated Polyamino Acids

PEG-b-poly-L-lysine

N3-PEG-b-poly-L-lysine

PEG-b-poly-L-glutamic acid

N3-PEG-b-poly-L-glutamic acid

PEG-b-poly-L-aspartic acid

Poly(L-Lys)-b-PEG-b-poly(L-Lys)

Poly(L-Glu)-b-PEG-b-poly(L-Glu)

Poly(L-Asp)-b-PEG-b-poly(L-Asp)

Custom Polyamino Acids

Poly-L-lysine

Poly-D-lysine

Poly-L-glutamic acid

Poly-D,L-glutamic acid

Poly-L-arginine

PEG-b-poly-L-lysine

PEG-b-poly-D-lysine

PEG-b-poly-L-glutamic acid

PEG-b-poly-L-aspartic acid

Poly(L-Glu)-b-PEG-b-poly(L-Glu)

Polyamino Acids For Cell Culture

Poly-L-lysine

Poly-D-lysine

Poly-L-ornithine

美国国家标准与技术研究院（National Institute of Standards and Technology，NIST），从事物理、生物和工程方面的基础和应用研究，以及测量技术和测试方法方面的研究，提供标准、标准参考数据及有关服务，在国际上享有声誉。

The National Institute of Standards and Technology (NIST) is a physical sciences laboratory, and a non-regulatory agency of the United States Department of Commerce. Its mission is to promote innovation and industrial competitiveness. NIST's activities are organized into laboratory programs that include nanoscale science and technology, engineering, information technology, neutron research, material measurement, and physical measurement.

NIST的主要产品和服务包括：

（1）STANDARDS AND MEASUREMENTS

Calibration Services

Laboratory Accreditation (NVLAP)

Quality System

Standard Reference Materials (SRMs)

Standards.gov

Time Services

Office of Weights and Measures

（2）SOFTWARE

（3）DATA

Chemistry WebBook

National Vulnerability Database

Physical Reference Data

Standard Reference Data (SRD)

（4）COMPUTER SECURITY RESOURCE CENTER (CSRC)

（5）LICENSE & PATENTS

（6）NIST RESEARCH LIBRARY

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艾美捷科技特约代理BioPAL全系列产品。

BioPAL公司位于美国马萨诸塞Worcester，服务于生命科学和生物医药行业，主要从事非放射性报告系统的研发、生产、商业化。此外，BioPAL销售用于核磁共振（MRI）的纳米颗粒；BioPAL还提供即用型的细胞标记及示踪产品。

BioPhysics Assay Laboratory (BioPAL, Inc.) is a privately held, for-profit company based in Worcester Massachusetts. The company develops and sells novel tools for the life science and biomedical communities. BioPAL was the first company to commercialize non-radioactive products that use neutron activation technology as the read-out system. The company also develops and sells nanoparticles for applications in magnetic resonance imaging (MRI), magnetic separation applications and tools for time resolved fluorescent technology. BioPAL offers ready-to-use cell labeling and tracking products for cellular therapy research applications.

BioPAL was the first to introduce functional immunoassay technology (FIT) to the research community. The company offers a line of renal diagnostics based on FIT to measure glomerular filtration rate (GFR) and effective renal blood flow (RBF). Most notably is BioPAL's ELISA kit for the measurement of inulin.

BioPAL公司的主要产品包括：

Pre-Clinical Imaging Agents

Kidney Diagnostics

Microspheres for Blood Flow Studies

Dead-Cell Removal Kits - Viahanc

Products for Cellular Therapy Research

荷兰Duchefa Biochemie B.V.公司作为DUCHEFA FARMA BV的基础上成立于1989年，而后者50多年来一直为世界各药厂和医院提供生化试剂以及药物原材料。1989年，身处在农业和花草业方面以及国际贸易有着悠久历史的荷兰，Duchefa公司成立了植物组织及细胞培养实验室，开始向世界提供各种高质量植物组培产品。十多年以来，这些产品已经广泛应用在世界各国一流大学的实验室研究，以及植物细胞组织相关的研发中。在Duchefa公司主要提供植物细胞和组织培养基、各种植物生长调节剂、抗生素、植物胶凝、酶作用底物、植物分子生物化学试剂以及种子病原体检测试剂，种类超过400种的试剂用于植物生物技术开发以及植物病理学研究。

Duchefa Biochemie bv offers a whole range of plant tissue culture media, biochemicals, containers, bioreactors and alot of other products needed for micro-propagation. All media are produced in our own laboratories and custom made media are produced for many customers.

主要产品类型：

ENZYMES

GELLING AGENTS

GROWTH REGULATORS

PHYTOPATHOLOGICA & MICROBIOLOGY

PLANT TISSUE CULTURE MEDIA

PTC CONTAINERS

REAGENTS & BIOCHEMICALS

UTENSILIA

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