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Stable Isotopes

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

  
  • 4′,4″(5″)-di-tert-butyldicyclohexano-18-crown-6 (c09-0856-329)
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    D333977-10g

    4′,4″(5″)-Di-tert-butyldicyclohexano-18-crown-6 (C007B-134017)

    Price: $1,179.61
    List Price: $1,310.68
    4′,4″(5″)-Di-tert-butyldicyclohexano-18-crown-6 is a lipophilic crown ether compound used in extraction chromatography for separation of strontium from nitric acid media. 4′,4″(5″)-Di-tert-butyldicyclohexano-18-crown-6 as a solution in 1-octanol is
    SKUD333977-10g
    MFR. NameAladdin Scientific
    Catalog No. C007B-134017
    Pack Size 1 EA
    Price:
    Price: $1,179.61
    List Price: $1,310.68
    Quantity:
     
    The item has been added
  • 4′,4″(5″)-di-tert-butyldicyclohexano-18-crown-6 (c09-0856-330)
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    D333977-1g

    4′,4″(5″)-Di-tert-butyldicyclohexano-18-crown-6 (C007B-134018)

    Price: $213.41
    List Price: $237.12
    4′,4″(5″)-Di-tert-butyldicyclohexano-18-crown-6 is a lipophilic crown ether compound used in extraction chromatography for separation of strontium from nitric acid media. 4′,4″(5″)-Di-tert-butyldicyclohexano-18-crown-6 as a solution in 1-octanol is
    SKUD333977-1g
    MFR. NameAladdin Scientific
    Catalog No. C007B-134018
    Pack Size 1 EA
    Price:
    Price: $213.41
    List Price: $237.12
    Quantity:
     
    The item has been added
  • 4′,4″(5″)-di-tert-butyldicyclohexano-18-crown-6 (c09-0856-331)
    Add to Cart The item has been added
    D333977-250mg

    4′,4″(5″)-Di-tert-butyldicyclohexano-18-crown-6 (C007B-134019)

    Price: $87.80
    List Price: $97.56
    4′,4″(5″)-Di-tert-butyldicyclohexano-18-crown-6 is a lipophilic crown ether compound used in extraction chromatography for separation of strontium from nitric acid media. 4′,4″(5″)-Di-tert-butyldicyclohexano-18-crown-6 as a solution in 1-octanol is
    SKUD333977-250mg
    MFR. NameAladdin Scientific
    Catalog No. C007B-134019
    Pack Size 1 EA
    Price:
    Price: $87.80
    List Price: $97.56
    Quantity:
     
    The item has been added
  • 4′,4″(5″)-di-tert-butyldicyclohexano-18-crown-6 (c09-0856-332)
    Add to Cart The item has been added
    D333977-5g

    4′,4″(5″)-Di-tert-butyldicyclohexano-18-crown-6 (C007B-134020)

    Price: $656.64
    List Price: $729.59
    4′,4″(5″)-Di-tert-butyldicyclohexano-18-crown-6 is a lipophilic crown ether compound used in extraction chromatography for separation of strontium from nitric acid media. 4′,4″(5″)-Di-tert-butyldicyclohexano-18-crown-6 as a solution in 1-octanol is
    SKUD333977-5g
    MFR. NameAladdin Scientific
    Catalog No. C007B-134020
    Pack Size 1 EA
    Price:
    Price: $656.64
    List Price: $729.59
    Quantity:
     
    The item has been added
  • 5-(piperazin-1-ylsulfonyl)isoquinoline (c09-0911-633)
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    H275141-100mg

    5-(Piperazin-1-ylsulfonyl)isoquinoline (C007B-182893)

    Price: $633.53
    List Price: $703.92
    Store at +4°C. Store under desiccating conditions. The product can be stored for up to 12 months.
    SKUH275141-100mg
    MFR. NameAladdin Scientific
    Catalog No. C007B-182893
    Pack Size 1 EA
    Price:
    Price: $633.53
    List Price: $703.92
    Quantity:
     
    The item has been added
  • 5-(piperazin-1-ylsulfonyl)isoquinoline (c09-0911-634)
    Add to Cart The item has been added
    H275141-10mg

    5-(Piperazin-1-ylsulfonyl)isoquinoline (C007B-182894)

    Price: $179.85
    List Price: $199.83
    Store at +4°C. Store under desiccating conditions. The product can be stored for up to 12 months.
    SKUH275141-10mg
    MFR. NameAladdin Scientific
    Catalog No. C007B-182894
    Pack Size 1 EA
    Price:
    Price: $179.85
    List Price: $199.83
    Quantity:
     
    The item has been added
  • 5-(piperazin-1-ylsulfonyl)isoquinoline (c09-0911-635)
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    H275141-50mg

    5-(Piperazin-1-ylsulfonyl)isoquinoline (C007B-182895)

    Price: $373.41
    List Price: $414.90
    Store at +4°C. Store under desiccating conditions. The product can be stored for up to 12 months.
    SKUH275141-50mg
    MFR. NameAladdin Scientific
    Catalog No. C007B-182895
    Pack Size 1 EA
    Price:
    Price: $373.41
    List Price: $414.90
    Quantity:
     
    The item has been added
  • 5-acetylamino-6-amino-3-methyluracil-(ring-13c4,15n2, amino-15n) (c15-1206-811)
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    705578-1MG

    5-ACETYLAMINO-6-AMINO-3-METHYLURACIL-(RING-13C4 15N2 AMINO-15N) =98 ATOM % =97% (CP) (C005B-010327)

    Price: $639.92
    List Price: $711.02
    Packaging This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service .
    SKU705578-1MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-010327
    Pack Size 1 MG
    Price:
    Price: $639.92
    List Price: $711.02
    Quantity:
     
    The item has been added
  • 5-acetylamino-6-amino-3-methyluracil-(ring-13c4,15n2, amino-15n) (c15-1206-812)
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    705578-5MG

    5-ACETYLAMINO-6-AMINO-3-METHYLURACIL-(RING-13C4 15N2 AMINO-15N) =98 ATOM % =97% (CP) (C005B-010328)

    Price: $2,751.25
    List Price: $3,056.94
    Packaging This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service .
    SKU705578-5MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-010328
    Pack Size 5 MG
    Price:
    Price: $2,751.25
    List Price: $3,056.94
    Quantity:
     
    The item has been added
  • 7?-hydroxy-4-cholesten-3-one-23 24 25 26 27-13c5  >=98 atom % 13c  >=95% cp
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    929964-1MG

    7?-HYDROXY-4-CHOLESTEN-3-ONE-23 24 25 26 27-13C5 >=98 ATOM % 13C >=95% CP

    Price: $1,558.63
    List Price: $1,731.81
    Packaging This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service .
    SKU929964-1MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-246592
    Pack Size 1 MG
    Price:
    Price: $1,558.63
    List Price: $1,731.81
    Quantity:
     
    The item has been added
  • [tyr8]-substance p (c09-1066-325)
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    T275382-1mg

    [Tyr8]-Substance P (C007B-293920)

    Price: $208.83
    List Price: $232.03
    Store at +4°C. The product can be stored for up to 12 months.
    SKUT275382-1mg
    MFR. NameAladdin Scientific
    Catalog No. C007B-293920
    Pack Size 1 EA
    Price:
    Price: $208.83
    List Price: $232.03
    Quantity:
     
    The item has been added
  • [tyr8]-substance p (c09-1066-326)
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    T275382-2mg

    [Tyr8]-Substance P (C007B-293921)

    Price: $304.91
    List Price: $338.79
    Store at +4°C. The product can be stored for up to 12 months.
    SKUT275382-2mg
    MFR. NameAladdin Scientific
    Catalog No. C007B-293921
    Pack Size 1 EA
    Price:
    Price: $304.91
    List Price: $338.79
    Quantity:
     
    The item has been added

About Stable Isotopes

Cenmed Enterprises provides a comprehensive selection of Stable Isotopes 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.