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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.

  
  • 1-[(4-chlorophenyl)diphenylmethyl]-1h-imidazole
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    PHR3612-50MG

    1-[(4-CHLOROPHENYL)DIPHENYLMETHYL]-1H-IMIDAZOLE

    Price: $1,382.74
    List Price: $1,536.38
    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
    SKUPHR3612-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434140
    Pack Size 50 MG
    Price:
    Price: $1,382.74
    List Price: $1,536.38
    Quantity:
     
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  • 1-[(s)-3-hydroxy-2-(o o-diethylphosphonomethoxy) propyl] cytosine hydrochloride
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    PHR3616-50MG

    1-[(S)-3-HYDROXY-2-(O O-DIETHYLPHOSPHONOMETHOXY) PROPYL] CYTOSINE HYDROCHLORIDE

    Price: $952.39
    List Price: $1,058.21
    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
    SKUPHR3616-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434137
    Pack Size 50 MG
    Price:
    Price: $952.39
    List Price: $1,058.21
    Quantity:
     
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  • 1-[2-(4-chlorobenzyl)sulfinyl-2-(2 4-dichlorophenyl)ethyl]-1h-imidazole nitrate
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    PHR3750-50MG

    1-[2-(4-CHLOROBENZYL)SULFINYL-2-(2 4-DICHLOROPHENYL)ETHYL]-1H-IMIDAZOLE NITRATE

    Price: $1,006.65
    List Price: $1,118.50
    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
    SKUPHR3750-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434072
    Pack Size 50 MG
    Price:
    Price: $1,006.65
    List Price: $1,118.50
    Quantity:
     
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  • 1-benzo[b]thien-2-ylethanone
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    PHR3382-100MG

    1-BENZO[B]THIEN-2-YLETHANONE

    Price: $982.33
    List Price: $1,091.48
    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
    SKUPHR3382-100MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434275
    Pack Size 100 MG
    Price:
    Price: $982.33
    List Price: $1,091.48
    Quantity:
     
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  • gabapentin related compound b (c15-1851-447)
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    PHR2011-100MG

    1-CYANOCYCLOHEXYL)ACETIC ACID (C005B-477429)

    Price: $1,405.20
    List Price: $1,561.33
    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
    SKUPHR2011-100MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-477429
    Pack Size 100 MG
    Price:
    Price: $1,405.20
    List Price: $1,561.33
    Quantity:
     
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  • 1-cyclopropyl-4-oxo-7-(piperazin-1-yl)-1 4-dihydroquinoline-3-carboxylic acid
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    PHR3731-50MG

    1-CYCLOPROPYL-4-OXO-7-(PIPERAZIN-1-YL)-1 4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID

    Price: $1,040.33
    List Price: $1,155.93
    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
    SKUPHR3731-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434087
    Pack Size 1 EA
    Price:
    Price: $1,040.33
    List Price: $1,155.93
    Quantity:
     
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  • 1-cyclopropyl-6-fluoro-8-hydroxy-7-(3-methylpiperazin-1-yl)-4-oxo-1 4-dihydroquinoline-3-carboxylic acid
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    PHR3711-50MG

    1-CYCLOPROPYL-6-FLUORO-8-HYDROXY-7-(3-METHYLPIPERAZIN-1-YL)-4-OXO-1 4-DIHYDROQUINOLINE-3-CARBOXYLIC ACID

    Price: $1,322.87
    List Price: $1,469.85
    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
    SKUPHR3711-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434100
    Pack Size 50 MG
    Price:
    Price: $1,322.87
    List Price: $1,469.85
    Quantity:
     
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  • 1-ethylpiperazine-2 3-dione
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    PHR3085-50MG

    1-ETHYLPIPERAZINE-2 3-DIONE

    Price: $873.80
    List Price: $970.89
    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
    SKUPHR3085-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434494
    Pack Size 50 MG
    Price:
    Price: $873.80
    List Price: $970.89
    Quantity:
     
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  • 1-methyl-1h-indazole-3-carboxylic acid
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    PHR2871-50MG

    1-METHYL-1H-INDAZOLE-3-CARBOXYLIC 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
    SKUPHR2871-50MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434644
    Pack Size 50 MG
    Price:
    Price: $1,197.51
    List Price: $1,330.56
    Quantity:
     
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  • 1-methyl-2-(methylthio)-1h-imidazole
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    PHR3039-100MG

    1-METHYL-2-(METHYLTHIO)-1H-IMIDAZOLE

    Price: $714.76
    List Price: $794.18
    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
    SKUPHR3039-100MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-434532
    Pack Size 100 MG
    Price:
    Price: $714.76
    List Price: $794.18
    Quantity:
     
    The item has been added
  • 1-methyl-5 5-diphenylimidazolidine-2 4-dione
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    PHR2246-100MG

    1-METHYL-5 5-DIPHENYLIMIDAZOLIDINE-2 4-DIONE

    Price: $2,265.73
    List Price: $2,517.48
    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
    SKUPHR2246-100MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-435080
    Pack Size 100 MG
    Price:
    Price: $2,265.73
    List Price: $2,517.48
    Quantity:
     
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  • 1-methylethyl-4-hydroxy-3 5-bis(1-methylethyl)benzoate
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    PHR9089-25MG

    1-METHYLETHYL-4-HYDROXY-3 5-BIS(1-METHYLETHYL)BENZOATE

    Price: $634.30
    List Price: $704.78
    General description This certified reference material (CRM) is produced and certified in accordance with ISO/IEC 17025 and ISO 17034 . This CRM is traceable to primary material from an NMI, e.
    SKUPHR9089-25MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-433901
    Pack Size 25 MG
    Price:
    Price: $634.30
    List Price: $704.78
    Quantity:
     
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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. Please contact our customer service team to initiate a return authorization.

  • 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.