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pH Indicators

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

  
  • n-(2-acetamido)iminodiacetic acid (c09-0714-472)
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    A108965-100g

    N-(2-Acetamido)iminodiacetic acid (C007B-002108)

    Price: $61.80
    List Price: $68.67
    Biological buffer component with sodium hydroxide and sodium chloride (pH 5.67-7.57, useful pH range 6.4-7.4).Used to prepare immobilized pH gradients.
    SKUA108965-100g
    MFR. NameAladdin Scientific
    Catalog No. C007B-002108
    Pack Size 1 EA
    Price:
    Price: $61.80
    List Price: $68.67
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  • n-(2-acetamido)iminodiacetic acid (c09-0714-473)
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    A108965-25g

    N-(2-Acetamido)iminodiacetic acid (C007B-002109)

    Price: $37.80
    List Price: $42.00
    Biological buffer component with sodium hydroxide and sodium chloride (pH 5.67-7.57, useful pH range 6.4-7.4).Used to prepare immobilized pH gradients.
    SKUA108965-25g
    MFR. NameAladdin Scientific
    Catalog No. C007B-002109
    Pack Size 1 EA
    Price:
    Price: $37.80
    List Price: $42.00
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  • n-(2-acetamido)iminodiacetic acid (c09-0991-224)
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    N422925-1ml

    N-(2-Acetamido)iminodiacetic acid (C007B-392495)

    Price: $101.94
    List Price: $113.27
    Biological buffer component with sodium hydroxide and sodium chloride (pH 5.67-7.57, useful pH range 6.4-7.4).Used to prepare immobilized pH gradients.
    SKUN422925-1ml
    MFR. NameAladdin Scientific
    Catalog No. C007B-392495
    Pack Size 1 EA
    Price:
    Price: $101.94
    List Price: $113.27
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  • n-(trichloromethylthio)phthalimide solution (c09-0974-269)
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    N115113-1ml

    N-(Trichloromethylthio)phthalimide solution (C007B-237139)

    Price: $87.80
    List Price: $97.56
    N-(Trichloromethylthio)phthalimide solution.
    SKUN115113-1ml
    MFR. NameAladdin Scientific
    Catalog No. C007B-237139
    Pack Size 1 EA
    Price:
    Price: $87.80
    List Price: $97.56
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  • n-(trichloromethylthio)phthalimide solution (c09-0974-270)
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    N115114-1ml

    N-(Trichloromethylthio)phthalimide solution (C007B-237140)

    Price: $95.80
    List Price: $106.44
    N-(Trichloromethylthio)phthalimide solution.
    SKUN115114-1ml
    MFR. NameAladdin Scientific
    Catalog No. C007B-237140
    Pack Size 1 EA
    Price:
    Price: $95.80
    List Price: $106.44
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  • n-phenyl-benzimidic acid phenyl ester-
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    S61744-100MG

    N-PHENYL-BENZIMIDIC ACID PHENYL ESTER-

    Price: $391.74
    List Price: $435.26
    N-PHENYL-BENZIMIDIC ACID PHENYL ESTER-
    SKUS61744-100MG
    MFR. NameSigma-Aldrich
    Catalog No. C005B-360377
    Pack Size 1 EA
    Price:
    Price: $391.74
    List Price: $435.26
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  • neutral red (c.i. 50040) indicator and for microbiology, 25 g
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    1.01369.0025

    Neutral Red (C.I. 50040) Indicator And For Microbiology, 25 g

    Price: $300.64
    List Price: $334.05
    CAS No.: 553-24-2 pH: 3.1 (10 g/l, H2O, 20°C) Solubility: 50 g/l (25°C) Molar Mass: 288.78 g/mol Bulk Density: 350 - 500 kg/m3 Hill Formula: C15H17ClN4
    SKU1.01369.0025
    MFR. NameHACH
    Catalog No. C003B-005122
    Pack Size 1 EA
    Price:
    Price: $300.64
    List Price: $334.05
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  • nicotinic acid for synthesis 100 g
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    8187140100

    NICOTINIC ACID FOR SYNTHESIS 100 G

    Price: $126.40
    List Price: $140.44
    Analysis Note Assay (acidimetric): &#8805 99.0 % Melting range (lower value): &#8805 234 &#176C Melting range (upper value): &#8804 238 &#176C Identity (IR): passes test
    SKU8187140100
    MFR. NameSigma-Aldrich
    Catalog No. C005B-051051
    Pack Size 100 GR
    Price:
    Price: $126.40
    List Price: $140.44
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  • oxalic acid dihydrate for analysis emsurer acs, iso, reagent (c08-0432-613)
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    1.00495.0100

    Oxalic Acid Dihydrate For Analysis EMSUREr ACS, ISO, Reagent (C003B-004951)

    Price: $244.98
    List Price: $272.20
    Formula: (COOH)2 * 2 H2O Grade: ACS, ISO, Reag. Ph Eur CAS No.
    SKU1.00495.0100
    MFR. NameHACH
    Catalog No. C003B-004951
    Pack Size 1 EA
    Price:
    Price: $244.98
    List Price: $272.20
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  • oxalic acid solution, 10% w/v in water  1l
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    140555-1L

    Oxalic acid solution, 10% w/v in water 1L

    Price: $254.75
    List Price: $283.06
    CAS: 144-62-7 EC No: 205-634-3 MDL No: MFCD00002573 UN No: UN3265 Haz Class: 8 Packing Group: III Liquid Molecular Formula: C<sub>2</sub>H<sub>2</sub>O<sub>4</sub> MW: 90.04
    SKU140555-1L
    MFR. NameBEANTOWN CHEMICAL
    Catalog No. C003B-341098
    Pack Size 1 EA
    Price:
    Price: $254.75
    List Price: $283.06
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  • oxalic acid solution, 5% w/v in water  1l
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    144470-1L

    Oxalic acid solution, 5% w/v in water 1L

    Price: $231.94
    List Price: $257.71
    CAS: 144-62-7 EC No: 205-634-3 MDL No: MFCD00002573 UN No: UN3265 Haz Class: 8 Packing Group: III Liquid Molecular Formula: C<sub>2</sub>H<sub>2</sub>O<sub>4</sub> MW: 90.04
    SKU144470-1L
    MFR. NameBEANTOWN CHEMICAL
    Catalog No. C003B-340678
    Pack Size 1 EA
    Price:
    Price: $231.94
    List Price: $257.71
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  • oxalic acid solution, 5% w/v in water  4l
    144470-4L

    Oxalic acid solution, 5% w/v in water 4L

    Price: $586.46
    List Price: $651.62
    CAS: 144-62-7 EC No: 205-634-3 MDL No: MFCD00002573 UN No: UN3265 Haz Class: 8 Packing Group: III Liquid Molecular Formula: C<sub>2</sub>H<sub>2</sub>O<sub>4</sub> MW: 90.04
    SKU144470-4L
    MFR. NameBEANTOWN CHEMICAL
    Catalog No. C003B-345431
    Pack Size 1 EA
    Price:
    Price: $586.46
    List Price: $651.62
    Quantity:
     

About pH Indicators

Cenmed Enterprises provides a comprehensive selection of pH Indicators 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.