MilliporeSigma Chemical Indicators
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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
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Methylthymol Blue Sodium Salt Metal Indicator
MilliporeSigmaCAS No.: 1945-77-3 pH: 6.2 (10 g/l, H2O, 20°C) Solubility: 460 g/l (20°C) Melting Point: 844.76 g/mol Molar Mass: 570 kg/m3 Hill Formula: C37H40N2Na4O13S
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Titan Yellow (C.I. 19540) Indicator Reagent Ph Eur
MilliporeSigmaGrade: Reag. Ph Eur CAS No.: 1829-00-1 pH: 5.1 (10 g/l, H2O, 20°C) Solubility: 29 g/l (24°C) Melting Point: >300°C (decomposition) Molar Mass: 695.7 g/mol Bulk Density: 310 kg/m3 Hill Formula: C28H19N5Na2O6S4
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Methyl Red (C.I. 13020) Indicator ACS, Reagent Ph Eur
MilliporeSigmaGrade: 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
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Bromothymol Blue Sodium Salt Indicator Water-Soluble ACS
MilliporeSigmaGrade: ACS CAS No.: 34722-90-2 Molar Mass: 646.36 g/mol Hill Formula: C27H27Br2NaO5S
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Phenol Red (Phenolsulfonphthalein) Reagent Ph Eur
MilliporeSigmaFormula: (C6H4OH)2C7H4SO3 Grade: Reag. Ph Eur 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
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M-Cresol Purple Indicator
MilliporeSigmaCAS No.: 2303-01-7 Solubility: (20°C) slightly soluble Molar Mass: 382.43 g/mol Bulk Density: 480 kg/m3 Hill Formula: C21H18O5S
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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
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CAS No.: 130-22-3 Solubility: (20°C) soluble Molar Mass: 342.26 g/mol Hill Formula: C14H7NaO7S
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Thymol Blue Indicator ACS, Reagent Ph Eur
MilliporeSigmaGrade: ACS, Reag. Ph Eur CAS No.: 76-61-9 Solubility: 0.11 g/l (25°C) Melting Point: 221°C (decomposition) Molar Mass: 466.59 g/mol Bulk Density: 350 kg/m3 Hill Formula: C27H30O5S
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Bromocresol Green Sodium Salt Indicator Water-Soluble ACS
MilliporeSigmaGrade: ACS CAS No.: 62625-32-5 Molar Mass: 719.99 g/mol Hill Formula: C21H13Br4NaO5S
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Calcon (C.I.15705) Metal Indicator
MilliporeSigmaCAS No.: 2538-85-4 pH: 9.4 (10 g/l, H2O, 25°C) Solubility: 20 g/l (20°C) Molar Mass: 416.39 g/mol Bulk Density: 530 kg/m3 Hill Formula: C20H13N2NaO5S
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CAS No.: 149-45-1 pH: 5.0 (10 g/l, H2O, 20°C) Solubility: 1350 g/l (20°C) Melting Point: 300°C Molar Mass: 332.22 g/mol Bulk Density: 465 kg/m3 Hill Formula: C6H4Na2O8S2 * H2O
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Neutral Red (C.I. 50040) Indicator And For Microbiology
MilliporeSigmaCAS 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
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Indigo Carmine (C.I. 73015) For Analysis
MilliporeSigmaCAS No.: 860-22-0 pH: 5.3 (10 g/l, H2O, 20°C) Solubility: 10 g/l (25°C) Molar Mass: 466.36 g/mol Bulk Density: 700 - 900 kg/m3 Hill Formula: C16H8N2Na2O8S2
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Bromophenol Blue Indicator ACS, Reagent Ph Eur
MilliporeSigmaGrade: 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
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Sudan III, C.I. 26100
MilliporeSigmaCAS No.: 85-86-9 Melting Point: 199°C (decomposition) Molar Mass: 352.39 g/mol Hill Formula: C22H16N4O
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1-Naphtholphthalein Indicator
MilliporeSigmaCAS No.: 596-01-0 Solubility: (20°C) practically insoluble Melting Point: 253 - 255°C Molar Mass: 418.45 g/mol Bulk Density: 350 kg/m3 Hill Formula: C28H18O4
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3-Nitrophenol Indicator
MilliporeSigmaFormula: O2NC6H4OH CAS No.: 554-84-7 pH: 6.6 - 8.6 (H2O, 20°C) Solubility: (20°C) insoluble Melting Point: 95 - 98°C Molar Mass: 139.11 g/mol Bulk Density: 640 kg/m3 Boiling Point: 194°C (93 hPa) Flash Point: >100°C Density: 1.49 g/cm3 (20°C) Ignition Point: 400°C …
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Quinaldine Red Indicator Reagent Ph Eur
MilliporeSigmaGrade: Reag. Ph Eur CAS No.: 117-92-0 Solubility: (20°C) practically insoluble Melting Point: 240°C (decomposition) Molar Mass: 430.33 g/mol Bulk Density: 290 kg/m3 Hill Formula: C21H23IN2
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Fluorescent Indicator F254
MilliporeSigmaCAS No.: 68611-47-2 pH: 7.0 (H2O) suspension Solubility: Melting Point: 1500°C Bulk Density: 1450 kg/m3 Density: 4.0 g/cm3 (20°C)
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2',7'-Dichlorofluorescein Indicator ACS, Reagent Ph Eur
MilliporeSigmaCAS No.: 76-54-0 Solubility: (20°C) insoluble Molar Mass: 401.2 g/mol Bulk Density: 390 kg/m3 Hill Formula: C20H10Cl2O5
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Bromophenol Red Indicator
MilliporeSigmaCAS No.: 2800-80-8 Solubility: (20°C) slightly soluble Melting Point: 230°C (decomposition) Molar Mass: 512.18 g/mol Bulk Density: 770 kg/m3 Hill Formula: C19H12Br2O5S
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Naphthol Green B (C.I. 10020) Indicator
MilliporeSigmaCAS No.: 19381-50-1 pH: 9.3 (10 g/l, H2O, 20°C) Solubility: 160 g/l (20°C) Molar Mass: 878.46 g/mol Bulk Density: 620 kg/m3 Hill Formula: C30H15FeN3Na3O15S3
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Methyl Red Sodium Salt (C.I. 13020) Water-Soluble ACS
MilliporeSigmaGrade: 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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Arsenazo III Metal Indicator
MilliporeSigmaCAS No.: 1668-00-4 pH: 2.3 (10 g/l, H2O, 20°C) Solubility: (20°C) slightly soluble Molar Mass: 776.36 g/mol Bulk Density: 850 kg/m3 Hill Formula: C22H18As2N4O14S2
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Metanil Yellow Reagent Ph Eur
MilliporeSigmaGrade: Reag. Ph Eur CAS No.: 587-98-4 pH: 10 (10 g/l, H2O, 20°C) Solubility: 25 g/l (20°C) Molar Mass: 375.38 g/mol Bulk Density: 330 kg/m3 Hill Formula: C18H14N3NaO3S
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Eriochrome Blue-Black B (C.I. 14640) Metal Indicator
MilliporeSigmaCAS No.: 3564-14-5 pH: 9.5 (10 g/l, H2O, 20°C) Solubility: 20 g/l (20°C) Molar Mass: 416.39 g/mol Bulk Density: 540 kg/m3 Hill Formula: C20H13N2NaO5S