Alpha Diagnostics是一家总部设在得克萨斯的美国生物技术公司。开发、制造和供应新型诊断和质量控制试剂和测试包，用于人类和动物的基本生物和疾病研究。

Alpha Diagnostic International, Inc. (ADI) is a privately held, U.S. biotechnology company headquartered in San Antonio, Texas.  ADI develops, manufactures, and supplies novel diagnostic and quality control reagents and test kits for use in basic biological and disease research in humans and animals.  An important mission of ADI is to develop and supply diagnostic and validating solutions for promoting global health through improved vaccine therapeutics and mitigating the spread of human and animal diseases.

Alpha Diagnostics公司的主要产品包括：

Custom peptides & Antibodies

Primary Antibodies

Secondary Antibodies

Isotype and Serum Controls

ELISA Kits

ELISA Kits and reagents for Infectious Disease and Vaccine research

ELISA Kits and reagents for Therapeutic mAbs, biosimilars, and proteins

Infectious animal disease reagents for vaccine research

ELISA, Western, LFA, IHC/ICC, and IP reagents

Peptides, Proteins, Enzymes, cDNAs, Aptamers, Adjuvants and ODNs

IHC/ICC Slides and Lysates for Westerns

TruStrip™ Rapid Tests and Sample Transfer Strips

艾美捷科技特约代理Biogems产品。

BioGems意为生物钻石，其产品涵盖多种荧光标记的流式抗体、具有生物活性的功能性抗体，以及流式细胞术辅助试剂，如溶血剂和破膜剂等。BioGems产品全部在美国生产，目前已拥有超过500种流式试剂和600余种重组蛋白产品。

Through the establishment of joint collaborations with reputable manufacturers of top-quality life-science research products such as PeproTech Inc., BioGems has positioned itself to become a highly competitive source for a wide-range of recombinant protein and flow-cytometry reagents. Currently, our catalog contains more than 600 recombinant proteins and over 500 flow cytometry reagents. To keep up with the rapidly advancing research fronts, BioGems continuously adds new products to its catalog. All of our products are subjected to a thorough and rigorous quality and performance testing to ensure that each and every product meets the highest established standards. Providing our customers with the highest-quality products at affordable prices is our goal. We are confident that the unique business arrangements of BioGems together with our highly skilled and experienced personnel will enable us to achieve this goal.

主要产品分类：

（1）Flow Cytometry

Conjugated Antibodies

SAFIRE Functional Antibodies

Isotype Controls

Custom and Bulk Reagents

Purified Antibodies

Buffers and Solutions

（2）Recombinant Proteins

Growth Factors & Cytokines

Animal-Free Cytokines

Chemokines

Neurotrophins

Other Proteins

Anti Cytokine & Chemokine Antibodies

（3）Small Molecules

Receptor Antagonist and Inhibitors

Receptor Agonists and Activators

（4）Pre-Coated Elisa Kits

Human

Mouse

Rat

Alfa Aesar（阿法埃莎）是一家科研化学品、金属和材料的生产商及供应商，公司产品在各种应用领域的研究和开发中发挥着重要的作用，凭借多年的生产经验，该公司的化学师们掌握了大量的技能和经验，利用从实验室规模到中试工厂再到商业化批量生产的工艺路线，向客户交付出优质的化学产品。Alfa Aesar在全球各地的许多工厂从事化学合成生产。在英国西北部的Heysham工厂是该公司的主要实验室之一，经验丰富的开发和生产团队可交付各种产品，以满足制药到半导体、结构材料和成像的各行业客户的需要。

Alfa Aesar的主要产品包括：

Chemicals (32249)

Education (2205)

Life Sciences (1463)

Diagnostic Tests and Clinical Products (1213)

Cell Culture (255)

Electrophoresis, Western Blotting and ELISA (113)

Testing and Filtration (88)

Healthcare (80)

Thermometers, pH Meters, Timers and Clocks (70)

Beakers, Bottles, Cylinders and Glassware (63)

Spatulas, Forceps and Utensils (33)

Wipes, Towels and Cleaning (31)

Histology and Cytology (26)

Dishes, Plates and Flasks (18)

Production (15)

Balances, Scales and Weighing (14)

Desiccation and Evaporation (14)

Spectrophotometers, Refractometers and Benchtop Instruments (13)

Chromatography (11)

Gloves, Glasses and Safety (9)

Sonicators, Homogenizers and Blenders (8)

Pumps and Tubing (5)

Instrument Lamps, Lighting and Electrical (4)

Microscopes, Slides and Coverslips (4)

Clamps, Stands and Supports (2)

Test Tubes, Vials, Caps and Closures (2)

Animal Research (1)

Filtration (1)

Incubators, Hot Plates, Baths and Heating (1)

Mixers, Shakers and Stirrers (1)