Chemical Indicator Supplies

Chemical indicators are essential laboratory tools, ensuring accuracy in various testing and analysis processes. These indicators, including pan indicators, solution indicators, and lab indicators, help detect changes in chemical properties, confirming the completion of reactions or the presence of specific substances.

Our range of chemical indicators includes highly sensitive and reliable options for precision and consistency. Advanced features such as color change clarity and rapid response times make these indicators indispensable in any lab setting. These features provide clear visual cues, reducing the likelihood of errors and improving efficiency in experimental procedures.

Available in various formats, from strips and papers to liquid solutions, our chemical indicators cater to diverse testing needs. Each type is suited for specific applications, offering flexibility and adaptability. For instance, pan indicators are perfect for titrations, while solution indicators are ideal for monitoring pH levels and other chemical reactions.

These indicators are compatible with various laboratory equipment and procedures, ensuring seamless integration into your workflow. Accessories such as dispensers and storage cases are also available to support proper handling and storage, maintaining the integrity of the indicators.

Choose from our comprehensive selection of chemical indicators to enhance your lab's accuracy and efficiency.

Chemical Indicator Supplies

Products (179)

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  • Bromocresol Green 0.04% w/v Aqueous Indicator Solution

    pH 3.8 (yellow) to pH 5.4 (blue). Total Alkalinity indicator.

  • Whatman QIAcard™ FTA™ Sample Cards

    FTA ™ Cards offer a compact room-temperature storage system that reduces the need for precious freezer space. QIAcard ™ FTA ™ classic QIAcard ™ FTA ™ classic format with 4 spot area to collect, stabilize, process, transport, and archive colored samples such as blood....

  • Methyl Purple Indicator Solution

    Visual transition pH 4.8-5.4, purple-green

  • Eriochrome Black, USP TS, Methanol

    The Exaxol eriochrome black USP test solution is mainly used in research facilities and chemical laboratories to conduct wide range of experiments. It is available in sturdy bottle that endures heavy and rigorous usage. Application: For Laboratory use only

  • Iodine Indicator

    MilliporeSigma

    Iodine Indicator, 100 g

  • Calcein Indicator For Metal Determination

    CAS No.: 1461-15-0 Solubility: (20°C) slightly soluble Molar Mass: 622.55 g/mol Bulk Density: 600 kg/m3 Hill Formula: C30H26N2O13

  • Phenolphthalein

    MP Biomedicals

    Phenolphthalein can be used in a 1% alcoholic solution as an indicator in titrations of mineral and organic acids and most alkalies. Not suitable for ammonia. Very sensitive to CO2; and, in estimating carbonates, the liquid must be boiled. Borax can be titrated with phenolphthalein as an...

  • Methyl Violet

    GFS Chemicals

    C24H28ClN3 CAS#: 8004-87-3 F.W.: 393.97

  • Xylenol Orange tetrasodium salt, ACS

    CAS: 3618-43-7 EC No: 222-805-8 MDL No: MFCD00044293 Powder Molecular Formula: C31H28N2Na4O13S MW: 760.59 Melting Point: 195° (decomposes)

  • Bromophenol Blue, 1% (w/v), Volumetric

    Concentration: 1% Aqueous Composition: Water: 99%, Bromophenol Blue, Sodium Salt 1% Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: Dark reddish-purple liquid Physical State: Liquid pH Range: 3.0 (yellow) – 4.6 (blue) Solubility Information: Miscible Shelf Life: 24 Months Storage:...

  • Fluorescein Sodium (C.I. 45350) Indicator Reagent Ph Eur

    Grade: Reag. Ph Eur CAS No.: 518-47-8 pH: 8.3 (10 g/l, H2O, 20°C) Solubility: 500 g/l (20°C) Melting Point: >300°C Molar Mass: 376.27 g/mol Bulk Density: 600 kg/m3 Hill Formula: C20H10Na2O5

  • Methyl Orange 0.05% w/v Aqueous Indicator Solution

    pH 3.2 (red) to pH 4.4 (yellow). APHA, ASTM

  • Resazurin, Sodium Salt

    C12H6NO4Na CAS#: 62758-13-8 F.W.: 251.18 NFPA#: 2-1-1 Certifiable

  • Methylthymol Blue Sodium Salt (ACS)

    C37H40N2O13SNa4 CAS#: 1945-77-3 F.W.: 844.74 Descriptions: Water soluble chelometric indicator.

  • Bromphenol Blue Solution, 0.1% Aqueous

    C19H9Br4O5SNa CAS#: 34725-61-6 F.W.: 691.97

  • Bromocresol Green, 0.1% (w/v), Volumetric

    Concentration: 0.1% w/v Composition: Water 99%, Bromocresol Green, Sodium Salt 0.10% Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: Dark blue liquid Physical State: Liquid pH Range: 3.8 (yellow) – 5.4 (blue) Solubility Information: Miscible Shelf Life: 24 Months Storage: Ambient...

  • Methyl Orange-Xylene Cyanole Indicator Solution

    pH 3.2 (purple) to pH 4.2 (green), 0.1%/0.26%

  • PAN Indicator, 0.1% (w/v)

    Concentration: 0.1% w/v in Methanol Composition: Methyl Alcohol 99.88%, 1,2-Pyridylazo-2-naphthol 0.13% Boiling Point: 64.5°C Density: 0.8 Melting Point: -90°C Color: Amber to red-orange liquid Physical State: Liquid Flash Point: 11°C Solubility Information: Miscible Shelf Life: 24 Months Storage:...

  • NINHYDRIN, Monohydrate, 500 g

    Ninhydrin is used for the detection of free amino groups in amino acids, peptides and proteins and in assay of peptides, amino acids, amino sugars and amines. It is commonly used for the development of fingermarks on porous surfaces and is often used in comparison with other latent fingerprint...

  • Phenolphthalein, 3% (w/v), Volumetric

    Concentration: 3% in 95% Ethanol Composition: Ethyl Alcohol 90.48%, Methyl Alcohol 4.76%, Water 4.76% Boiling Point: 78.3°C Density: 0.8 Melting Point: -114°C Color: Colorless liquid Physical State: Liquid Flash Point: 14°C pH Range: 8.0 (colorless) - 10.0 (pink) Solubility Information: Miscible...

  • Phthalein Purple Metal Indicator Reagent Ph Eur

    Grade: Reag. Ph Eur CAS No.: 2411-89-4 Solubility: (20°C) insoluble Melting Point: 186°C Molar Mass: 636.62 g/mol Bulk Density: 50 kg/m3 Hill Formula: C32H32N2O12

  • Starch Indicator, 1% (w/v)

    chemForce® (powered by Thomas Scientific)

    Harmonized #: 3822.00.0002|5090 Shelf Life (months): 12 Specific Gravity: 1.01 DOT: Not regulated Appearance: White translucent Physical State: Liquid Flash Point: Not applicable Solubility: Miscible Storage Temperature: Ambient Storage Code: General

  • Methyl Red Sodium Salt (C.I. 13020) Water-Soluble ACS

    Grade: ACS CAS No.: 845-10-3 pH: 8.2 (10 g/l, H2O, 25°C) Solubility: 800 g/l (25°C) Molar Mass: 291.29 g/mol Bulk Density: 360 kg/m3 Hill Formula: C15H14N3NaO2

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