Chondrex 公司成立于1996年，位于美国的华盛顿州，致力于为全球客户生产高品质的纯化的胶原蛋白、针对胶原蛋白的抗体及ELISA试剂盒产品。凭借Chondrex公司在炎症、胞外基质、结缔组织和免疫学方面的经验，该公司能为风湿性关节炎方面的研究者提供有力工具。

Chondrex, Inc. was founded in 1996 to provide high quality research reagents with unparalleled customer support. For over 20 years, Chondrex has been developing and manufacturing products such as highly purified collagen, anti-collagen monoclonal antibodies and a multitude of ELISA kits that provide researchers with the tools necessary to study the pathogenesis of and screen potential therapeutics for rheumatoid arthritis (RA). Through this experience, the scientists at Chondrex have established themselves as experts in inflammation, connective tissue, extracellular matrix, and immunology based research.

（1）过敏反应/变态反应

变态反应性IgE 单克隆抗体、小鼠抗-OVAIgE 抗体的配套测定试剂、小鼠总IgE(IgEa 和IgEb)的配套检测试剂、小鼠血清抗-OVA IgE 抗体的配套测定试剂、小鼠抗-OVA IgG 的配套测定试剂

（2）关节炎

制造CAIA(胶原抗体引起的关节炎)模型用的单克隆抗体合剂、用于CIA 和其他研究的胶原(I, II, IX 和XI 型)、免疫接种等级、佐剂、ELISA(酶联免疫吸附试验)等级、T-细胞增殖试验等级、II 型胶原的溴化氰(Cyanogen Bromide-CB)裂解的多肽片段、抗-胶原抗体的配套测定试剂、小鼠抗-I 型和II 型胶原IgG 的配套测定试剂、大鼠抗-I 型和II 型胶原IgG 的配套测定试剂、人/猿猴抗-I 型和II 型胶原IgG 的配套测定试、人/猿猴抗-I 型和II 型胶原IgA 的配套测定试剂、小鼠抗-胶原IgG 亚型的配套测定试剂

（3）研究结缔组织的试剂

人I 型天然胶原的配套检测试剂、II 型天然胶原的配套检测试剂、胶原半定量的配套测定试剂(Sirius Red/Fast Green 染色配套试剂)、胶原免疫染色的配套试剂、II 型胶原染色配套试剂、IX 型胶原染色配套试剂、抗-I 型,II 型和IX 型胶原的单克隆抗体

（4）胶原酶测定

MMP-8 (2型胶原酶)的配套测定试剂、MMP-13 (3型胶原酶)抑制剂的配套测定试剂、荧光标记的胶原(FITC-Labeled Collagen)、重组的人MMP-8和MMP-13

（5）肾炎

诱发大鼠肾炎的单克隆抗体、大鼠尿蛋白的配套测定试剂

艾美捷科技特约代理CovaChem公司产品。

CovaChem公司致力于为生命科学领域的科学家提供化学产品。主要涉及的领域是质谱、蛋白质组学、蛋白质科学、药物测试及药物筛选。

CovaChem is a chemical manufacturing company serving research scientists in the life sciences. We are dedicated to producing the highest quality reagents in the marketplace for use in mass spectrometry, proteomics, protein sciences, drug testing and drug development. We offer a wide range of products in both small scale and bulk quantities. For sizes larger than our catalog offering, please contact us for a custom quotation. CovaChem is proud to serve customers around the world, with their chemical, biotech, and analytical product needs. The customer is always our top priority, and this is why we offer an UNCONDITIONAL GUARANTEE for all of our products!

CovaChem的主要产品包括：

Protein Crosslinkers

LCMS & HPLC Mobile Phases

Protein Modifiers

GC Derivatization Reagents

Chemicals

MALDI Matrices

Buffers & Solvents

Beta Glucuronidase

BroadPharm位于美国加州圣迭戈市，致力于为世界范围内的客户提供高纯度的PEG Linkers，Click Chemistry Tools及生物标记试剂，如染料标记、生物素标记等。

BroadPharm is a leading customer-focused biotech company in San Diego, California. We are dedicated to manufacturing and supplying high purity PEG Linkers, Click Chemistry Tools and advanced Bio-labeling reagents such as Dye Labeling and Biotin Labeling compounds to our clients worldwide.

主要产品包括：

（1）PEG Linkers (in stock)

Alkyne PEG、Cleavable PEG、PEG Acid、PEG Tosylate、PEG-X-PEG、Amino PEG、DBCO PEG、PEG Aldehyde、Poly PEG、Aminooxy PEG、DNP-PEG、PEG Azide、Propargyl PEG、BCN-PEG、DOTA PEG、PEG Maleimide、Sugar PEG、Benzyl-PEG、DSPE PEG、PEG NHS ester、TCO-PEG、Biotin PEG、Fluorescent PEG、PEG Peptide、Tetrazine-PEG、Bis-PEG-acid、Fmoc PEG、PEG PFP ester、Thiol PEG、Bis-PEG-NHS、Hydroxy PEG、PEG Phosphonate、Boc-PEG、m-PEG、PEG Silane、Branched PEG、MeNH-PEG、PEG Sulfonic acid、Bromo PEG、Non-PEG linker

（2）Click Chemistry Tools

Azide, Alkyne, DBCO, TCO, Tetrazine, BCN

（3）Dye Labeling

Cyanine, Fluorescein, Rhodamine, BDP and Pyrene dyes

（4）Biotin Labeling

Amine reactive, carboxyl reactive, carbonyl reactive, water-soluble, cleavable