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Standards

Browse our curated selection of Standards 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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  • pregna-1 4-diene-3 20-dione
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    PHR2280-50MG

    PREGNA-1 4-DIENE-3 20-DIONE

    Price: $1,856.13
    List Price: $2,062.37
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
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    SKUPHR2280-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-435054
    Pack Size 50 MG
    Price:
    Price: $1,856.13
    List Price: $2,062.37
    Quantity:
     
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    Product Information

    Catalog No.
    C005B-435054
    Description
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    CAS Number
    1162-54-5
  • pregna-4 6-diene-3 20-dione
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    PHR2905-100MG

    PREGNA-4 6-DIENE-3 20-DIONE

    Price: $1,248.02
    List Price: $1,386.69
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
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    SKUPHR2905-100MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434618
    Pack Size 100 MG
    Price:
    Price: $1,248.02
    List Price: $1,386.69
    Quantity:
     
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    Product Information

    Catalog No.
    C005B-434618
    Description
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    CAS Number
    1162-56-7
  • propionic acid (c15-1850-070)
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    PHR3738-500MG

    PROPIONIC ACID (C005B-434082)

    Price: $236.56
    List Price: $262.84
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
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    SKUPHR3738-500MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434082
    Pack Size 1 EA
    Price:
    Price: $236.56
    List Price: $262.84
    Quantity:
     
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    Product Information

    Catalog No.
    C005B-434082
    Description
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    CAS Number
    79-09-4
  • propylthiouracil (c15-1850-915)
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    PHR2609-500MG

    PROPYLTHIOURACIL (C005B-434805)

    Price: $416.99
    List Price: $463.32
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
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    SKUPHR2609-500MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434805
    Pack Size 500 MG
    Price:
    Price: $416.99
    List Price: $463.32
    Quantity:
     
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    Product Information

    Catalog No.
    C005B-434805
    Description
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    CAS Number
    51-52-5
  • protamine sulfate (c15-1850-914)
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    PHR2610-25MG

    PROTAMINE SULFATE (C005B-434804)

    Price: $504.68
    List Price: $560.76
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards. Application
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    SKUPHR2610-25MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434804
    Pack Size 25 MG
    Price:
    Price: $504.68
    List Price: $560.76
    Quantity:
     
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    Product Information

    Catalog No.
    C005B-434804
    Description
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards. Application
    CAS Number
    9009-65-8
  • pyrimidine-2 4 6(1h 3h 5h)-trione
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    PHR2865-50MG

    PYRIMIDINE-2 4 6(1H 3H 5H)-TRIONE

    Price: $1,053.43
    List Price: $1,170.48
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
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    SKUPHR2865-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434650
    Pack Size 50 MG
    Price:
    Price: $1,053.43
    List Price: $1,170.48
    Quantity:
     
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    Product Information

    Catalog No.
    C005B-434650
    Description
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    CAS Number
    67-52-7
  • racemic-b-tocopherol solution
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    PHR3525-1ML

    RACEMIC-B-TOCOPHEROL SOLUTION

    Price: $621.39
    List Price: $690.44
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
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    SKUPHR3525-1ML
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434192
    Pack Size 1 ML
    Price:
    Price: $621.39
    List Price: $690.44
    Quantity:
     
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    Product Information

    Catalog No.
    C005B-434192
    Description
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    CAS Number
    148-03-8
  • residual solvent - chloroform
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    PHR1316-3X1.2ML

    RESIDUAL SOLVENT - CHLOROFORM

    Price: $316.82
    List Price: $352.02
    General description Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.
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    SKUPHR1316-3X1.2ML
    MFR. NameSigma-Aldrich
    Catalog No. C005B-435708
    Pack Size 3 EA
    Price:
    Price: $316.82
    List Price: $352.02
    Quantity:
     
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    Product Information

    Catalog No.
    C005B-435708
    Description
    General description Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.
    CAS Number
    67-66-3
  • residual solvents mixture - class iic
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    PHR1066-3X1.2ML

    RESIDUAL SOLVENTS MIXTURE - CLASS IIC

    Price: $403.67
    List Price: $448.52
    General description Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.
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    SKUPHR1066-3X1.2ML
    MFR. NameSigma-Aldrich
    Catalog No. C005B-435906
    Pack Size 3 EA
    Price:
    Price: $403.67
    List Price: $448.52
    Quantity:
     
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    Product Information

    Catalog No.
    C005B-435906
    Description
    General description Pharmaceutical secondary standards for application in quality control, provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards.
  • ribitol
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    PHR3526-500MG

    RIBITOL

    Price: $528.94
    List Price: $587.72
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
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    SKUPHR3526-500MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434191
    Pack Size 500 MG
    Price:
    Price: $528.94
    List Price: $587.72
    Quantity:
     
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    Product Information

    Catalog No.
    C005B-434191
    Description
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
  • ribose (c15-1851-369)
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    PHR2101-500MG

    RIBOSE (C005B-477391)

    Price: $306.03
    List Price: $340.04
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
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    SKUPHR2101-500MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-477391
    Pack Size 500 MG
    Price:
    Price: $306.03
    List Price: $340.04
    Quantity:
     
    The item has been added

    Product Information

    Catalog No.
    C005B-477391
    Description
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    CAS Number
    50-69-1
  • rimantadine hydrochloride (c15-1850-357)
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    PHR3267-500MG

    RIMANTADINE HYDROCHLORIDE (C005B-477232)

    Price: $345.40
    List Price: $383.78
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
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    SKUPHR3267-500MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-477232
    Pack Size 500 MG
    Price:
    Price: $345.40
    List Price: $383.78
    Quantity:
     
    The item has been added

    Product Information

    Catalog No.
    C005B-477232
    Description
    General description Pharmaceutical secondary standards for application in quality control provide pharma laboratories and manufacturers with a convenient and cost-effective alternative to the preparation of in-house working standards Application
    CAS Number
    1501-84-4
Related Categories
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About Standards

Cenmed Enterprises provides a comprehensive selection of Standards 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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