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Gases

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

  
  • (+)-psi reagent
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    ALD00604-500MG

    (+)-PSI REAGENT

    Price: $388.36
    List Price: $431.51
    (+)-PSI REAGENT
    SKUALD00604-500MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-499523
    Pack Size 1 EA
    Price:
    Price: $388.36
    List Price: $431.51
    Quantity:
     
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  • (methylthio)methylpyrazine (c15-1691-327)
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    W320803-1KG-K

    (METHYLTHIO)METHYLPYRAZINE MIXTURE OF ISOMERS >=98% FG (C005B-281608)

    Price: $2,607.39
    List Price: $2,897.10
    General description (Methylthio)methylpyrazine (mixture of isomers) are pyrazine compounds that are mainly formed in food products by Maillard reaction between sugars and proteins during cooking or roasting. It occurs naturally in tobacco.
    SKUW320803-1KG-K
    MFR. NameSigma-Aldrich
    Catalog No. C005B-281608
    Pack Size 1 KG
    Price:
    Price: $2,607.39
    List Price: $2,897.10
    Quantity:
     
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  • (methylthio)methylpyrazine (c15-1691-328)
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    W320803-100G-K

    (METHYLTHIO)METHYLPYRAZINE MIXTURE OF ISOMERS >=98% FG (C005B-281609)

    Price: $552.81
    List Price: $614.23
    General description (Methylthio)methylpyrazine (mixture of isomers) are pyrazine compounds that are mainly formed in food products by Maillard reaction between sugars and proteins during cooking or roasting. It occurs naturally in tobacco.
    SKUW320803-100G-K
    MFR. NameSigma-Aldrich
    Catalog No. C005B-281609
    Pack Size 100 GM
    Price:
    Price: $552.81
    List Price: $614.23
    Quantity:
     
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  • (r)-(-)-1,3-butanediol
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    237612-1G

    (R)-(-)-1 3-BUTANEDIOL 95%

    Price: $196.43
    List Price: $218.25
    (R)-(-)-1,3-Butanediol
    SKU237612-1G
    MFR. NameSigma-Aldrich
    Catalog No. C005B-000619
    Pack Size 1 GR
    Price:
    Price: $196.43
    List Price: $218.25
    Quantity:
     
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  • (s)-cr8 (c09-0814-693)
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    C275643-1mg

    (S)-CR8 (C007B-096316)

    Price: $274.42
    List Price: $304.92
    Store at -20°C. Store In the Dark. Store under desiccating conditions. This product is air and light sensitive and impurities can occur as a result of air oxidation or due to metabolism by microbes.
    SKUC275643-1mg
    MFR. NameAladdin Scientific
    Catalog No. C007B-096316
    Pack Size 1 EA
    Price:
    Price: $274.42
    List Price: $304.92
    Quantity:
     
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  • (s)-cr8 (c09-0814-694)
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    C275643-5mg

    (S)-CR8 (C007B-096317)

    Price: $729.61
    List Price: $810.68
    Store at -20°C. Store In the Dark. Store under desiccating conditions. This product is air and light sensitive and impurities can occur as a result of air oxidation or due to metabolism by microbes.
    SKUC275643-5mg
    MFR. NameAladdin Scientific
    Catalog No. C007B-096317
    Pack Size 1 EA
    Price:
    Price: $729.61
    List Price: $810.68
    Quantity:
     
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  • (s)-tert-butyl 2-phenylpiperazine-1-carboxylate (c09-1571-718)
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    T691837-100mg

    (S)-tert-Butyl 2-phenylpiperazine-1-carboxylate (C007B-500566)

    Price: $29.80
    List Price: $33.11
    (S)-tert-Butyl 2-phenylpiperazine-1-carboxylate.
    SKUT691837-100mg
    MFR. NameAladdin Scientific
    Catalog No. C007B-500566
    Pack Size 1 EA
    Price:
    Price: $29.80
    List Price: $33.11
    Quantity:
     
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  • (s)-tert-butyl 2-phenylpiperazine-1-carboxylate (c09-1571-719)
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    T691837-1g

    (S)-tert-Butyl 2-phenylpiperazine-1-carboxylate (C007B-500567)

    Price: $205.78
    List Price: $228.64
    (S)-tert-Butyl 2-phenylpiperazine-1-carboxylate.
    SKUT691837-1g
    MFR. NameAladdin Scientific
    Catalog No. C007B-500567
    Pack Size 1 EA
    Price:
    Price: $205.78
    List Price: $228.64
    Quantity:
     
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  • (s)-tert-butyl 2-phenylpiperazine-1-carboxylate (c09-1571-720)
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    T691837-250mg

    (S)-tert-Butyl 2-phenylpiperazine-1-carboxylate (C007B-500568)

    Price: $67.80
    List Price: $75.33
    (S)-tert-Butyl 2-phenylpiperazine-1-carboxylate.
    SKUT691837-250mg
    MFR. NameAladdin Scientific
    Catalog No. C007B-500568
    Pack Size 1 EA
    Price:
    Price: $67.80
    List Price: $75.33
    Quantity:
     
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  • 000000008188019010 2,3-butanediol (mixture of meso- d- and
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    8188019010

    000000008188019010 2,3-BUTANEDIOL (MIXTURE OF MESO- D- AND

    Price: $4,020.06
    List Price: $4,466.73
    000000008188019010 2,3-BUTANEDIOL (MIXTURE OF MESO- D- AND
    SKU8188019010
    MFR. NameSigma-Aldrich
    Catalog No. C005B-502845
    Pack Size 1 EA
    Price:
    Price: $4,020.06
    List Price: $4,466.73
    Quantity:
     
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  • 1,1,2,2-tetrabromoethane (c15-1282-966)
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    185574-1KG

    1 1 2 2-TETRABROMOETHANE 98% (C005B-080995)

    Price: $340.05
    List Price: $377.84
    Density and viscosity of mixtures of 1,1,2,2-tetrabromoethane and 1-bromododecane has been measured at atmospheric pressure . Application 1,1,2,2-Tetrabromoethane was used to prepare tribromoethene by dehydrohalogenation using sodium hydroxide in
    SKU185574-1KG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-080995
    Pack Size 1 KG
    Price:
    Price: $340.05
    List Price: $377.84
    Quantity:
     
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  • 1,1,2,2-tetrabromoethane (c15-1282-967)
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    185574-250G

    1 1 2 2-TETRABROMOETHANE 98% (C005B-080996)

    Price: $184.05
    List Price: $204.50
    Density and viscosity of mixtures of 1,1,2,2-tetrabromoethane and 1-bromododecane has been measured at atmospheric pressure . Application 1,1,2,2-Tetrabromoethane was used to prepare tribromoethene by dehydrohalogenation using sodium hydroxide in
    SKU185574-250G
    MFR. NameSigma-Aldrich
    Catalog No. C005B-080996
    Pack Size 250 GR
    Price:
    Price: $184.05
    List Price: $204.50
    Quantity:
     
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About Gases

Cenmed Enterprises provides a comprehensive selection of Gases 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.