Indicators

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  • 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…

  • PAN Indicator, 0.1% (w/v)

    Reagents®

    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…

  • Bromophenol Blue, 0.04 % (w/v), Volumetric

    Reagents®

    Concentration: 0.04% w/v Composition: Water 99.96%, Bromophenol Blue, Sodium Salt 0.04% Boiling Point: Approximately 100°C Density: 1 Melting Point: Approximately 0°C Color: Dark reddish-purple liquid Physical State: Liquid pH Range: 3.0 (yellow) – 4.6 (blue) Solubility Information:…

  • Methyl Red Indicator

    LaMotte

  • Bromophenol Blue

    Reagents®

    Composition: Bromophenol Blue 100% Grade: ACS Reagent Boiling Point: 279 °C CAS Number: 115-39-9 Density: 0.95 Chemical Formula: C19H10Br4O5S Molecular Weight: 669.9g/mol Melting Point: 273 °C Color: Pale orange solid Physical State: Solid pH Range: 3.0 (yellow) – 4.6 (blue) …

  • Starch Indicator, 1% (w/v)

    chemForce (a Thomas Scientific Brand)

    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

  • Xylenol Orange, 0.05% (w/v), Volumetric

    Reagents®

    Concentration: 0.05% w/v Composition: Water 99.95%, Xylenol Orange Sodium Salt 0.05% Boiling Point: 100°C Density: 1 Melting Point: 0°C Color: Red liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 24 Months Storage: Refrigerated DOT: NOT REGULATED.

  • Starch Water Indicator, Volumetric

    Reagents®

    Composition: Water 99.87%, Starch Soluble 0.13%, Salicylic Acid 0% Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: White translucent liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 12 Months Storage: Ambient DOT: NOT REGULATED.

  • Bromocresol Green Indicator ACS, Reagent Ph Eur

    MilliporeSigma

    Grade: ACS, Reag. Ph Eur CAS No.: 76-60-8 Solubility: (20°C) insoluble Melting Point: 217 - 218°C Molar Mass: 698.02 g/mol Bulk Density: 350 kg/m3 Hill Formula: C21H14Br4O5S

  • Methyl Red, 0.1% (w/v), Volumetric

    Reagents®

    Concentration: 0.1% w/v in Ethanol Composition: Ethyl Alcohol 85.29%, Water 6.99%, Methyl Alcohol 3.60%, Methyl Isobutyl Ketone 1.90%, Ethyl Acetate 1.30%, Petroleum Ether 0.80%, Methyl Red 0.13% Boiling Point: Approximately 77°C Density: 0.8 Melting Point: Approximately -90°C Color: Red…

  • Calmagite Indicator, 0.2% (w/v), Volumetric

    Reagents®

    Concentration: 0.2% w/v Composition: Water 99.80%, Calmagite 0.20% Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: Red liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 24 Months Storage: Ambient DOT: NOT REGULATED.

  • Methyl Orange, 1% (w/v), Volumetric

    Reagents®

    Concentration: 1% w/v Composition: Water 99%, Methyl Orange, Sodium Salt 1% Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: Orange liquid Physical State: Liquid pH Range: 3.2 (pink) – 4.4 (yellow) Solubility Information: Miscible Shelf Life: 24 Months Storage:…

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

    MilliporeSigma

    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

  • Eriochrome Black T, 0.80%, Volumetric

    Reagents®

    Concentration: 0.8% in 40% Ethanol/60% Triethanolamine Composition: Triethanolamine 67.57%, Ethyl Alcohol 28.62%, Isopropyl Alcohol 1.58%, Methyl Alcohol 1.43%, Eriochrome Black T 0.80% Density: 1 Color: Dark blue liquid Physical State: Liquid Solubility Information: Miscible Shelf Life:…

  • Starch Indicator, 3% (w/v), Volumetric

    Reagents®

    Concentration: 3% w/v Composition: Water 99.94%, Chloroform 2.94%, Starch Soluble 0.12% Boiling Point: Approximately 100°C Density: 1.02 Melting Point: Approximately 0°C Color: White translucent liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 6 Months …

  • Bromocresol Purple Indicator ACS, Reagent Ph Eur

    MilliporeSigma

    Grade: ACS, Reag. Ph Eur CAS No.: 115-40-2 Solubility: (20°C) slightly soluble Melting Point: 242°C Molar Mass: 540.22 g/mol Bulk Density: 515 kg/m3 Hill Formula: C21H16Br2O5S

  • Congo Red, 0.04% (w/v), Volumetric

    Reagents®

    Concentration: 0.04% w/v Composition: Water 99.96%, Congo Red 0.04% Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: Red liquid Physical State: Liquid pH Range: 3.0 (blue) – 5.2 (red) Solubility Information: Miscible Shelf Life: 24 Months Storage: Ambient Chemical:…

  • Eriochrome Black T (C.I. 14645) Indicator For Complexometry ACS, Reagent Ph Eur

    MilliporeSigma

    Grade: ACS, Reag. Ph Eur CAS No.: 1787-61-7 pH: 3.7 (10 g/l, H2O, 20°C) Solubility: 50 g/l (20°C) Molar Mass: 461.38 g/mol Bulk Density: 400 - 600 kg/m3 Hill Formula: C20H12N3NaO7S

  • Bromocresol Purple, 0.04% (w/v), Volumetric

    Reagents®

    Concentration: 0.04% w/v Composition: Water 99.93%, Bromocresol Purple 0.04%, Sodium Hydroxide 0.03% Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: Purple liquid Physical State: Liquid pH Range: 5.2 (yellow) – 6.8 (purple) Solubility Information: Miscible Shelf Life:…

  • Murexide Indicator

    Reagents®

    Composition: Sodium Chloride 99.80%, Murexide 0.20% Boiling Point: 1461°C Density: 2.1 Melting Point: 801°C Color: Rose-pink solid. Physical State: Solid pH Range: 5 to 9 Solubility Information: 370 g/L at 20°C Synonyms: Murexide-Sodium Chloride Shelf Life: 24 Months Storage:…

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

    Reagents®

    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…

  • Chromotropic Acid Indicator, 0.5%, Indicator Grade

    Reagents®

    Concentration: 0.5% Composition: Water 99.03%, Chromotropic Acid, Disodium Salt, Dihydrate 0.50%, Sulfuric Acid 0.47% Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: Pale yellow to tan liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 12 Months …

  • Methyl Orange, Sodium Salt, ACS Reagent

    Reagents®

    Composition: Methyl Orange Sodium Salt 100% Grade: ACS Reagent CAS Number: 547-58-0 Density: 0.99 Chemical Formula: C14H14N3NaO3S Molecular Weight: 327.33 g/mol Melting Point: >300 °C(decomposes) Color: Orange-yellow powder Physical State: Solid pH Range: 3.2 (pink) – 4.4…

  • Starch Indicator, 0.5% (w/v)

    chemForce (a Thomas Scientific Brand)

    Harmonized #: 3822.00.0002 5090 Shelf Life (months): 12 Specific Gravity: 1.00 DOT: Not regulated Appearance: White translucent Physical State: Liquid Flash Point: Not applicable Solubility: Miscible Storage Temperature: Ambient Storage Code: General

  • Phenol Red, ACS

    BeanTown Chemical

    CAS: 143-74-8 EC No: 205-609-7 MDL No: MFCD00003552 RTECS: SJ7490000 Crystalline Molecular Formula: C19H14O5S MW: 354.38 Melting Point: >300°

  • Starch Indicator, 0.5% (w/v), Volumetric

    Reagents®

    Concentration: 0.5% w/v Composition: Water 99.38%, Starch, Soluble 0.50%, Salicylic Acid 0.13% Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: White translucent liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 12 Months Storage: Ambient DOT:…

  • Murexide (Ammonium Purpurate) Metal Indicator ACS, Reagent Ph Eur

    MilliporeSigma

    Grade: ACS, Reag. Ph Eur CAS No.: 3051-09-0 pH: 5 (1 g/l, H2O, 20°C) Solubility: 1 g/l (20°C) Molar Mass: 284.19 g/mol Bulk Density: 330 kg/m3 Hill Formula: C8H8N6O6

  • Fast Green Dye Indicator

    Reagents®

    Composition: Water 84.32%, Glycerin 13.17%, Fast Green FCF 2.51% Density: 1.0555 Color: Dark green liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 12 Months Storage: Ambient Chemical: 500mL DOT: NOT REGULATED.

  • Bromophenol Blue Indicator ACS, Reagent Ph Eur

    MilliporeSigma

    Grade: ACS, Reag. Ph Eur CAS No.: 115-39-9 Solubility: (20°C) practically insoluble Melting Point: 273°C (decomposition) Molar Mass: 669.96 g/mol Bulk Density: 730 kg/m3 Hill Formula: C19H10Br4O5S

  • Dichlorofluorescein, 0.08% (w/v), Volumetric

    Reagents®

    Concentration: 0.08% w/v in Isopropanol Composition: Isopropyl Alcohol 99.90%, Dichlorofluorescein 0.10% Boiling Point: 82.5°C Density: 0.8 Melting Point: -90°C Color: Greenish-yellow liquid Physical State: Liquid Flash Point: 12°C Solubility Information: Miscible Shelf Life: 120…

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