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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.

  
  • 2 2' 6 6'-tetra-tert-butyldiphenoquinone
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    PHR3113-50MG

    2 2' 6 6'-TETRA-TERT-BUTYLDIPHENOQUINONE

    Price: $1,266.74
    List Price: $1,407.48
    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
    SKUPHR3113-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434469
    Pack Size 50 MG
    Price:
    Price: $1,266.74
    List Price: $1,407.48
    Quantity:
     
    The item has been added
  • ranitidine impurity i
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    PHR2180-100MG
    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
    SKUPHR2180-100MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-435128
    Pack Size 100 MG
    Price:
    Price: $2,499.50
    List Price: $2,777.22
    Quantity:
     
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  • 2 4-dichloro-6 7-dimethoxyquinazoline
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    PHR3309-50MG

    2 4-DICHLORO-6 7-DIMETHOXYQUINAZOLINE

    Price: $1,197.51
    List Price: $1,330.56
    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
    SKUPHR3309-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434317
    Pack Size 50 MG
    Price:
    Price: $1,197.51
    List Price: $1,330.56
    Quantity:
     
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  • 2 4-dichlorophenol
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    PHR2595-200MG

    2 4-DICHLOROPHENOL (C005B-434817)

    Price: $463.32
    List Price: $514.80
    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
    SKUPHR2595-200MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434817
    Pack Size 200 MG
    Price:
    Price: $463.32
    List Price: $514.80
    Quantity:
     
    The item has been added
  • 2 5-dichloro-4-[3-(2 6-difluorobenzoyl)ureido]phenyl phenyl carbonate
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    PHR3748-50MG

    2 5-DICHLORO-4-[3-(2 6-DIFLUOROBENZOYL)UREIDO]PHENYL PHENYL CARBONATE

    Price: $1,306.03
    List Price: $1,451.14
    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
    SKUPHR3748-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434074
    Pack Size 50 MG
    Price:
    Price: $1,306.03
    List Price: $1,451.14
    Quantity:
     
    The item has been added
  • 2 6-dihydroxy-7-methylpurine
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    PHR3142-50MG

    2 6-DIHYDROXY-7-METHYLPURINE

    Price: $1,388.36
    List Price: $1,542.62
    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
    SKUPHR3142-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434441
    Pack Size 50 MG
    Price:
    Price: $1,388.36
    List Price: $1,542.62
    Quantity:
     
    The item has been added
  • 2 6-ditert-butyl-4-[2-(3 5-ditert-butyl-4-hydroxyphenyl)sulfanylpropan-2-ylsulfanyl]phenol
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    PHR3112-500MG

    2 6-DITERT-BUTYL-4-[2-(3 5-DITERT-BUTYL-4-HYDROXYPHENYL)SULFANYLPROPAN-2-YLSULFANYL]PHENOL

    Price: $354.35
    List Price: $393.73
    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
    SKUPHR3112-500MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434470
    Pack Size 500 MG
    Price:
    Price: $354.35
    List Price: $393.73
    Quantity:
     
    The item has been added
  • 2-(3 4-dimethoxyphenyl)-3-methyl-2-propan-2-ylbutanenitrile
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    PHR8891-100MG

    2-(3 4-DIMETHOXYPHENYL)-3-METHYL-2-PROPAN-2-YLBUTANENITRILE

    Price: $1,435.14
    List Price: $1,594.59
    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
    SKUPHR8891-100MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-433983
    Pack Size 100 MG
    Price:
    Price: $1,435.14
    List Price: $1,594.59
    Quantity:
     
    The item has been added
  • 2-(3-carboxyphenyl)propioni acid
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    PHR3018-50MG

    2-(3-CARBOXYPHENYL)PROPIONI ACID

    Price: $958.00
    List Price: $1,064.45
    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
    SKUPHR3018-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434549
    Pack Size 50 MG
    Price:
    Price: $958.00
    List Price: $1,064.45
    Quantity:
     
    The item has been added
  • 2-(4-(4-chlorobenzoyl)phenoxy)-2-methylpropanoic acid
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    PHR3315-50MG

    2-(4-(4-CHLOROBENZOYL)PHENOXY)-2-METHYLPROPANOIC ACID

    Price: $1,197.51
    List Price: $1,330.56
    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
    SKUPHR3315-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434311
    Pack Size 50 MG
    Price:
    Price: $1,197.51
    List Price: $1,330.56
    Quantity:
     
    The item has been added
  • 2-(adamant-1-yl)methoxybenzene
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    PHR2829-50MG

    2-(ADAMANT-1-YL)METHOXYBENZENE

    Price: $1,262.99
    List Price: $1,403.33
    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
    SKUPHR2829-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434682
    Pack Size 50 MG
    Price:
    Price: $1,262.99
    List Price: $1,403.33
    Quantity:
     
    The item has been added
  • 2-(n-formylhexahydrohippuroyl)-1 2 3 4-tetrahydroisoquinolin-1-one
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    PHR2963-100MG

    2-(N-FORMYLHEXAHYDROHIPPUROYL)-1 2 3 4-TETRAHYDROISOQUINOLIN-1-ONE

    Price: $1,504.37
    List Price: $1,671.52
    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 Application
    SKUPHR2963-100MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434579
    Pack Size 100 MG
    Price:
    Price: $1,504.37
    List Price: $1,671.52
    Quantity:
     
    The item has been added

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.