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Attention Thomas Scientific Customers

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  • C20H14O4

  • 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…

  • Phenol Red Indicator ACS

    MilliporeSigma

    Formula: (C6H4OH)2C7H4SO3 Grade: ACS CAS No.: 143-74-8 Solubility: 0.77 g/l (100°C) Melting Point: >300°C Molar Mass: 354.38 g/mol Bulk Density: 200 - 300 kg/m3 Hill Formula: C19H14O5S

  • 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

    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) …

  • Grade: ACS, Reag. Ph Eur CAS No.: 493-52-7 Solubility: (20°C) slightly soluble Melting Point: 178 - 182°C Molar Mass: 269.31 g/mol Bulk Density: 300 - 500 kg/m3 Hill Formula: C15H15N3O2

  • Concentration: 50% v/v Methanol Composition: Water 55.55%, Methyl Alcohol 43.87%, Xylene Cyanol FF 0.36%, Methyl Orange, Sodium Salt 0.22% Density: 0.9 Color: Green to blue-green liquid Physical State: Liquid pH Range: 2.9 (purple) – 4.6 (green) Solubility Information: Miscible Shelf…

  • Chloramine T (ACS)

    GFS Chemicals

    CH3C6H4SO2NClNa•3H2O CAS#: 7080-50-4 F.W.: 281.70 NFPA#: 3-1-2 Descriptions: (N-chloro-p-toluenesulfonamide, sodium salt)

  • Concentration: 0.04% w/v Composition: Water 99.96%, Bromocresol Green, Sodium Salt 0.04% 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 …

  • 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 …

  • Concentration: 3g/L Composition: Water 99.49%, Thymolphthalein 0.30%, Sodium Hydroxide 0.21% Boiling Point: 100°C Density: 0.8 Melting Point: 0.0°C Color: Dark blue liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 60 Months Storage: Ambient DOT: NOT REGULATED.

  • Concentration: 2% w/v in Denatured Ethanol Composition: Ethyl Alcohol 83.27%, Water 6.83%, Methyl Alcohol 3.51%, Phenolphthalein 2.50%, Methyl Isobutyl Ketone 1.85%, Ethyl Acetate 1.27%, Petroleum Ether 0.78% Boiling Point: Approximately 77°C Density: 0.8 Melting Point: Approximately -90°C …

  • 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

  • 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…

  • HYDROXY NAPHTHOL BLUE

    GFS Chemicals

    C20H12N2O11S3Na2

  • Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: Red-orange liquid Physical State: Liquid pH Range: 6.8 (yellow) – 8.2 (red) Solubility Information: Miscible Storage: Ambient DOT: NOT REGULATED.

  • SPADNS Reagent (ACS)

    GFS Chemicals

    (HO)2C10H3(SO3Na)2N=NC6H4SO3Na CAS#: 23647-14-5 F.W.: 570.42 (4,5-Dihydroxy-3-(p-sulfophenylazo)-2,7-naphthalene disulfonic acid, trisodium

  • Concentration: 0.025M Composition: Water 97.84%, 1,10-Phenanthroline Monohydrate 1.47%, Ferrous Sulfate Heptahydrate 0.69% Boiling Point: Approximately 100°C Density: 1.01 Melting Point: Approximately 0°C Color: Dark red liquid Physical State: Liquid Solubility Information: Miscible …

  • Concentration: 0.1% w/v in Isopropyl Alcohol Composition: Isopropyl Alcohol 99.88%, 1,2-Pyridylazo-2-naphthol 0.13% Boiling Point: 82.5°C Density: 0.8 Melting Point: -90°C Color: Amber to red-orange liquid Physical State: Liquid Flash Point: 12°C Solubility Information: Miscible …

  • pH 4.2 (pink) to pH 6.3 (yellow)

  • Concentration: 1% w/v in Isopropanol Composition: Isopropyl Alcohol 98.75%, Phenolphthalein 1.25% Boiling Point: Approximately 77°C Density: 0.8 Melting Point: Approximately -90°C Color: Colorless liquid Physical State: Liquid Flash Point: 12°C pH Range: 8.0 (colorless) - 10.0 (pink)…

  • 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

  • Concentration: 0.5% w/v Composition: Ethylene Glycol Monomethyl Ether 99.48%, Eriochrome Black T 0.52% Boiling Point: 123 - 126°C at 1013 hPa Density: 0.97 Melting Point: -85°C Color: Purple liquid Physical State: Liquid Flash Point: 39°C Solubility Information: Miscible Shelf…

  • 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

  • Concentration: 0.2% w/v Composition: Methyl Alcohol 99.75%, Thymolphthalein 0.25% Density: 0.8 Melting Point: -98°C Color: Colorless liquid Physical State: Liquid Flash Point: 11°C Solubility Information: Miscible Shelf Life: 36 Months Storage: Ambient DOT: UN1230, METHANOL…

  • Methyl Red sodium salt, ACS

    BeanTown Chemical

    CAS: 845-10-3 EC No: 212-682-9 MDL No: MFCD00002426 Crystalline/Powder Molecular Formula: C15H14N3NaO2 MW: 291.29

  • 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:…

  • Composition: Water 55.90%, Methyl Alcohol 43.97%, Bromocresol Green, Sodium Salt 0.11%, Methyl Red, Sodium Salt 0.02% Density: 0.9 Melting Point: 225°C (Decomposes) Color: Dark colored liquid Physical State: Liquid Solubility Information: Miscible Synonyms: Bromocres Green-Meth Red …

  • Formula: C16H18ClN3S * x H2O (x=2-3) Grade: Reag. Ph Eur pH: 3 (10 g/l, H2O, 20°C) Solubility: 50 g/l (20°C) Melting Point: 180°C (decomposition) Molar Mass: 319.86 g/mol (anhydrous) Bulk Density: 400 - 600 kg/m3 Hill Formula: C16H18ClN3S * x H2O

  • 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

  • K2CrO4 CAS#: 7789-00-6 F.W.: 194.20 63 g in 100 ml water

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