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Blocking Reagents

Browse our curated selection of Blocking Reagents from leading global manufacturers. Find research-grade reagents, certified standards, and specialty supplies backed by Cenmed's expert sourcing and technical support.

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  • il-21 receptor (ab1) blocking peptide for prs2469
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    SBP2469-0.05MG

    IL-21 RECEPTOR (AB1) BLOCKING PEPTIDE FOR PRS2469

    Price: $178.93
    List Price: $198.82
    Immunogen 15 amino acids near the extracellular domain of human IL-21 Receptor. Application Used as a blocking peptide in immunoblotting applications.
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    SKUSBP2469-0.05MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-317144
    Pack Size 1 MG
    Price:
    Price: $178.93
    List Price: $198.82
    Quantity:
     
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    Product Information

    Catalog No.
    C005B-317144
    Description
    Immunogen 15 amino acids near the extracellular domain of human IL-21 Receptor. Application Used as a blocking peptide in immunoblotting applications.
  • il-32 (ab2) blocking peptide for prs3751
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    SBP3751-0.05MG

    IL-32 (AB2) BLOCKING PEPTIDE FOR PRS3751

    Price: $178.93
    List Price: $198.82
    Immunogen 16 amino acids near the center of human IL-32. Application Used as a blocking peptide in immunoblotting applications.
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    SKUSBP3751-0.05MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-316071
    Pack Size 1 MG
    Price:
    Price: $178.93
    List Price: $198.82
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    Product Information

    Catalog No.
    C005B-316071
    Description
    Immunogen 16 amino acids near the center of human IL-32. Application Used as a blocking peptide in immunoblotting applications.
  • ilp-2 blocking peptide for prs3017
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    SBP3017-0.05MG

    ILP-2 BLOCKING PEPTIDE FOR PRS3017

    Price: $178.93
    List Price: $198.82
    Immunogen 12 amino amino terminus of human ILP-2. Application Used as a blocking peptide in immunoblotting applications.
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    SKUSBP3017-0.05MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-317129
    Pack Size 1 MG
    Price:
    Price: $178.93
    List Price: $198.82
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    Product Information

    Catalog No.
    C005B-317129
    Description
    Immunogen 12 amino amino terminus of human ILP-2. Application Used as a blocking peptide in immunoblotting applications.
  • inca1 blocking peptide for sab3500146
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    SBP3500146-0.05MG

    INCA1 BLOCKING PEPTIDE FOR SAB3500146

    Price: $178.93
    List Price: $198.82
    Immunogen 15 amino acids near the carboxy terminus of human INCA1. Application Used as a blocking peptide in immunoblotting applications.
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    SKUSBP3500146-0.05MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-316953
    Pack Size 1 MG
    Price:
    Price: $178.93
    List Price: $198.82
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    Catalog No.
    C005B-316953
    Description
    Immunogen 15 amino acids near the carboxy terminus of human INCA1. Application Used as a blocking peptide in immunoblotting applications.
  • jk monoclonal igm anti-jkb ffmu 1l bk
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    JK-1L-BK

    JK MONOCLONAL IGM ANTI-JKB FFMU 1L BK

    Price: $35,622.38
    List Price: $39,580.42
    General description Standardized, concentrated cell culture supernatant which has been diafiltered with phosphate buffered saline. For the formulation of Anti-Jk a blood typing reagents or devices.
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    SKUJK-1L-BK
    MFR. NameSigma-Aldrich
    Catalog No. C005B-250196
    Pack Size 1 EA
    Price:
    Price: $35,622.38
    List Price: $39,580.42
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    Catalog No.
    C005B-250196
    Description
    General description Standardized, concentrated cell culture supernatant which has been diafiltered with phosphate buffered saline. For the formulation of Anti-Jk a blood typing reagents or devices.
  • jmjd4 blocking peptide for sab3500361
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    SBP3500361-0.05MG

    JMJD4 BLOCKING PEPTIDE FOR SAB3500361

    Price: $178.93
    List Price: $198.82
    Immunogen 17 amino acids near the amino terminus of human JMJD4. Application Used as a blocking peptide in immunoblotting applications.
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    SKUSBP3500361-0.05MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-316760
    Pack Size 1 MG
    Price:
    Price: $178.93
    List Price: $198.82
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    Product Information

    Catalog No.
    C005B-316760
    Description
    Immunogen 17 amino acids near the amino terminus of human JMJD4. Application Used as a blocking peptide in immunoblotting applications.
  • jr monoclonal igm anti-c ffmu 1l bk
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    JR-1L-BK

    JR MONOCLONAL IGM ANTI-C FFMU 1L BK

    Price: $20,193.81
    List Price: $22,437.56
    General description Standardized, concentrated cell culture supernatant, non-diafiltered, minimal pH buffering: For the formulation of Anti-c blood typing reagents or devices. Contains 0.
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    SKUJR-1L-BK
    MFR. NameSigma-Aldrich
    Catalog No. C005B-250250
    Pack Size 1 EA
    Price:
    Price: $20,193.81
    List Price: $22,437.56
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    Product Information

    Catalog No.
    C005B-250250
    Description
    General description Standardized, concentrated cell culture supernatant, non-diafiltered, minimal pH buffering: For the formulation of Anti-c blood typing reagents or devices. Contains 0.
  • kit blood typing anti-sera: anti-a anti b anti rh freeze dried
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    IS3171

    Kit Blood Typing Anti-Sera: Anti-A Anti B Anti Rh Freeze Dried

    Price: $163.97
    List Price: $182.19
    Use for blood typing of real human blood. Each vial contains enough antisera for 75 students.
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    SKUIS3171
    MFR. NameGATEWAY CHEMICALS
    Catalog No. C003B-399579
    Pack Size 1 EA
    Price:
    Price: $163.97
    List Price: $182.19
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    Catalog No.
    C003B-399579
    Description
    Use for blood typing of real human blood. Each vial contains enough antisera for 75 students.
  • kit blood typing anti-sera:anti rh freeze dried
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    IS3172

    KIT BLOOD TYPING ANTI-SERA:ANTI RH FREEZE DRIED

    Price: $138.93
    List Price: $154.37
    Use for blood typing of real human blood. Each vial contains enough antisera for 75 students.
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    SKUIS3172
    MFR. NameGATEWAY CHEMICALS
    Catalog No. C003B-399388
    Pack Size 1 EA
    Price:
    Price: $138.93
    List Price: $154.37
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    Product Information

    Catalog No.
    C003B-399388
    Description
    Use for blood typing of real human blood. Each vial contains enough antisera for 75 students.
  • kw monoclonal igm anti-e ffmu 1l bk
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    KW-1L-BK

    KW MONOCLONAL IGM ANTI-E FFMU 1L BK

    Price: $65,094.91
    List Price: $72,327.67
    General description Standardized, concentrated cell culture supernatant which has been diafiltered with phosphate buffered saline. For the formulation of Anti-E blood typing reagents or devices.
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    SKUKW-1L-BK
    MFR. NameSigma-Aldrich
    Catalog No. C005B-250693
    Pack Size 1 EA
    Price:
    Price: $65,094.91
    List Price: $72,327.67
    Quantity:
     
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    Product Information

    Catalog No.
    C005B-250693
    Description
    General description Standardized, concentrated cell culture supernatant which has been diafiltered with phosphate buffered saline. For the formulation of Anti-E blood typing reagents or devices.
  • lamtor1 blocking peptide for sab3501106
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    SBP3501106-0.05MG

    LAMTOR1 BLOCKING PEPTIDE FOR SAB3501106

    Price: $178.93
    List Price: $198.82
    Immunogen 17 amino acids near the amino terminus of human LAMTOR1. Application Used as a blocking peptide in immunoblotting applications.
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    SKUSBP3501106-0.05MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-316118
    Pack Size 1 MG
    Price:
    Price: $178.93
    List Price: $198.82
    Quantity:
     
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    Product Information

    Catalog No.
    C005B-316118
    Description
    Immunogen 17 amino acids near the amino terminus of human LAMTOR1. Application Used as a blocking peptide in immunoblotting applications.
  • mek1 c-term blocking peptide, 50 g
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    000-001-GQ0

    MEK1 C-Term Blocking Peptide, 50 g

    Price: $502.08
    List Price: $557.87
    MEK1 C-term blocking peptide is suitable as a control for polyclonal or monoclonal Anti-MEK1 in immunological assays.
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    SKU000-001-GQ0
    MFR. NameROCKLAND IMMUNOCHEMICALS
    Catalog No. C003B-418992
    Pack Size 1 EA
    Price:
    Price: $502.08
    List Price: $557.87
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    Product Information

    Catalog No.
    C003B-418992
    Description
    MEK1 C-term blocking peptide is suitable as a control for polyclonal or monoclonal Anti-MEK1 in immunological assays.
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About Blocking Reagents

Cenmed Enterprises provides a comprehensive selection of Blocking Reagents products sourced from leading global manufacturers. Our catalog spans research-grade reagents, certified standards, and specialty compounds used across clinical, academic, and industrial laboratories worldwide.

With decades of expertise in laboratory supply distribution, we offer competitive pricing, reliable stock availability, and dedicated technical support. Whether you need small quantities for research or bulk orders for manufacturing, our team is ready to assist with sourcing, compliance documentation, and logistics.

Frequently Asked Questions

  • What documentation is provided with orders?

    All orders include a Certificate of Analysis (CoA), Safety Data Sheet (SDS), and a packing slip. Additional regulatory or compliance documentation can be requested at the time of order for products requiring special handling or import/export certification.

  • What is the minimum order quantity?

    Minimum order quantities vary by product and are listed on each product page. For bulk or custom quantity orders, please contact our sales team at 732-447-1100 or request a quote online for custom pricing.

  • How long does shipping take?

    Standard orders ship within 1–3 business days from our New Jersey distribution center. Expedited and international shipping options are available. Hazardous materials ship in compliance with IATA/DOT regulations and may require additional lead time.

  • Can I return a product?

    We accept returns on non-hazardous, unopened products within 30 days of delivery. Controlled substances, refrigerated items, and custom orders are non-returnable. To initiate a return, please complete the return request form and submit it to our customer service team for approval. Returns will be processed once your request has been reviewed and authorized.

  • Do you offer volume discounts?

    Yes. Volume pricing is available for most products in our catalog. Contact our sales team or use the "Request a Quote" feature to get custom pricing for your organization based on your annual purchase volume and specific product needs.

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