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Tests

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

  
  • n-(2-hydroxyethyl)iminodiacetic acid (c09-0978-305)
    Add to Cart The item has been added
    N159336-25g

    N-(2-Hydroxyethyl)iminodiacetic Acid (C007B-241090)

    Price: $105.40
    List Price: $117.12
    N-(2-Hydroxyethyl)iminodiacetic acid (HEIDA) is a biodegradable and strong metal chelating agent, similar to nitrilotriacetic acid (NTA).N-(2-Hydroxyethyl)iminodiacetic acid (HEIDA) can be used in the following processes:• HEIDA can be used as a
    SKUN159336-25g
    MFR. NameAladdin Scientific
    Catalog No. C007B-241090
    Pack Size 1 EA
    Price:
    Price: $105.40
    List Price: $117.12
    Quantity:
     
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  • n-(2-hydroxyethyl)iminodiacetic acid (c09-0978-306)
    Add to Cart The item has been added
    N159336-5g

    N-(2-Hydroxyethyl)iminodiacetic Acid (C007B-241091)

    Price: $43.80
    List Price: $48.67
    N-(2-Hydroxyethyl)iminodiacetic acid (HEIDA) is a biodegradable and strong metal chelating agent, similar to nitrilotriacetic acid (NTA).N-(2-Hydroxyethyl)iminodiacetic acid (HEIDA) can be used in the following processes:• HEIDA can be used as a
    SKUN159336-5g
    MFR. NameAladdin Scientific
    Catalog No. C007B-241091
    Pack Size 1 EA
    Price:
    Price: $43.80
    List Price: $48.67
    Quantity:
     
    The item has been added
  • n-(2-hydroxyethyl)iminodiacetic acid (c15-1293-378)
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    54345-5G

    N-(2-HYDROXYETHYL)IMINODIACETIC ACID >=98.0% T (C005B-090823)

    Price: $204.45
    List Price: $227.17
    N -(2-Hydroxyethyl)iminodiacetic acid (HEIDA) is a biodegradable and strong metal chelating agent, similar to nitrilotriacetic acid (NTA). Application N -(2-Hydroxyethyl)iminodiacetic acid (HEIDA) can be used in the following processes: HEIDA can
    SKU54345-5G
    MFR. NameSigma-Aldrich
    Catalog No. C005B-090823
    Pack Size 5 GR
    Price:
    Price: $204.45
    List Price: $227.17
    Quantity:
     
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  • n-methyl protoporphyrin ix
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    N342372-5mg

    N-Methyl Protoporphyrin IX

    Price: $1,045.82
    List Price: $1,162.03
    N-Methyl Protoporphyrin IX is a derivative of a biological precursor to prosthetic groups such as chlorophyll, heme, and cytochrome c. N-Methyl Protoporphyrin IX is classified as a transition state analog. Protoporphyrin IX ferrochelatase is
    SKUN342372-5mg
    MFR. NameAladdin Scientific
    Catalog No. C007B-390568
    Pack Size 1 EA
    Price:
    Price: $1,045.82
    List Price: $1,162.03
    Quantity:
     
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  • nerolidol (mixture of cis- and trans-iso
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    8185530100

    NEROLIDOL (MIXTURE OF CIS- AND TRANS-ISO

    Price: $293.63
    List Price: $326.26
    Analysis Note Assay isomers (GC, area%): &#8805 95.0 % (a/a) cis-Nerolidol (GC, area%): 35.
    SKU8185530100
    MFR. NameSigma-Aldrich
    Catalog No. C005B-058808
    Pack Size 100 ML
    Price:
    Price: $293.63
    List Price: $326.26
    Quantity:
     
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  • nickel, smart reagent system *hf .
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    3663-01-SC

    Nickel, Smart Reagent System *Hf .

    Price: $476.38
    List Price: $529.32
    Pre-mixed reagents for popular water treatment tests Pre-prepared reagent systems save labor Simplified methods reduce technician error Specific kits available for LaMotte&rsquos SMART 3 Colorimeter and SMART Spectro Many kits use EPA compliant
    SKU3663-01-SC
    MFR. NameLAMOTTE CHEMICAL
    Catalog No. C003B-021206
    Pack Size 1 EA
    Price:
    Price: $476.38
    List Price: $529.32
    Quantity:
     
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  • nitrate chemets kit (c08-0344-184)
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    K-6905

    Nitrate CHEMets Kit (C003B-107299)

    Price: $259.12
    List Price: $287.91
    Nitrate is the most completely oxidized form of nitrogen. It is formed during the final stages of biological decomposition, either in wastewater treatment facilities or in natural water supplies.
    SKUK-6905
    MFR. NameCHEMETRICS
    Catalog No. C003B-107299
    Pack Size 1 EA
    Price:
    Price: $259.12
    List Price: $287.91
    Quantity:
     
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  • nitrate chemets kit (c08-0344-215)
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    K-6909A

    Nitrate CHEMets Kit (C003B-107321)

    Price: $291.50
    List Price: $323.89
    Nitrate is the most completely oxidized form of nitrogen. It is formed during the final stages of biological decomposition, either in wastewater treatment facilities or in natural water supplies.
    SKUK-6909A
    MFR. NameCHEMETRICS
    Catalog No. C003B-107321
    Pack Size 1 EA
    Price:
    Price: $291.50
    List Price: $323.89
    Quantity:
     
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  • nitrate chemets refill (c08-0344-134)
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    R-6905

    Nitrate CHEMets Refill (C003B-107268)

    Price: $134.17
    List Price: $149.08
    Nitrate is the most completely oxidized form of nitrogen. It is formed during the final stages of biological decomposition, either in wastewater treatment facilities or in natural water supplies.
    SKUR-6905
    MFR. NameCHEMETRICS
    Catalog No. C003B-107268
    Pack Size 1 EA
    Price:
    Price: $134.17
    List Price: $149.08
    Quantity:
     
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  • nitrate comparator (0-3.4 ppm)
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    C-6906

    Nitrate Comparator (0-3.4 ppm)

    Price: $109.28
    List Price: $121.42
    Nitrate is the most completely oxidized form of nitrogen. It is formed during the final stages of biological decomposition, either in wastewater treatment facilities or in natural water supplies.
    SKUC-6906
    MFR. NameCHEMETRICS
    Catalog No. C003B-107192
    Pack Size 1 EA
    Price:
    Price: $109.28
    List Price: $121.42
    Quantity:
     
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  • nitrite, smart reagent system .
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    3650-SC

    Nitrite, Smart Reagent System .

    Price: $191.74
    List Price: $213.05
    Pre-mixed reagents for popular water treatment tests Pre-prepared reagent systems save labor Simplified methods reduce technician error Specific kits available for LaMotte&rsquos SMART 3 Colorimeter and SMART Spectro Many kits use EPA compliant
    SKU3650-SC
    MFR. NameLAMOTTE CHEMICAL
    Catalog No. C003B-021145
    Pack Size 1 EA
    Price:
    Price: $191.74
    List Price: $213.05
    Quantity:
     
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  • nitrobenzolsulfonylchlorid 100 g
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    8425930100

    NITROBENZOLSULFONYLCHLORID 100 G

    Price: $376.86
    List Price: $418.74
    Analysis Note Assay (morpholine method): &#8805 98.0 % Melting range (lower value): &#8805 65 &#176C Melting range (upper value): &#8804 68 &#176C Identity (IR): passes test
    SKU8425930100
    MFR. NameSigma-Aldrich
    Catalog No. C005B-021682
    Pack Size 100 GR
    Price:
    Price: $376.86
    List Price: $418.74
    Quantity:
     
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About Tests

Cenmed Enterprises provides a comprehensive selection of Tests 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.