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

Phenolphthalein, 1% (w/v) in 50% (v/v) Isopropyl Alcohol, Neutralized

pH 4.8 (purple) to pH 5.4 (green), 0.1%/0.26%

C₂₁H₁₃Br₄O₅SNa

Grade: ACS, Reag. Ph Eur CAS No.: 77-09-8 pH: Solubility: 3.36 mg/l (20°C) Melting Point: 263.7°C Molar Mass: 318.32 g/mol Bulk Density: 350 - 450 kg/m3 Density: 1.296 g/cm3 (20°C) Hill Formula: C20H14O4

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

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

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…

(C₆H₅)₂NH CAS#: 122-39-4 F.W.: 169.22

C₂₇H₂₇Br₂O₅SNa CAS#: 34722-90-2 F.W.: 646.39

Solubility: (20°C) soluble

C₂₅H₃₀ClN₃

Composition: Phenolphthalein 100% CAS Number: 77-09-8 Density: 1.3 Chemical Formula: C20H14O4 Molecular Weight: 318.32 g/mol Melting Point: 258 to 262°C Color: White to pale yellow powder Physical State: Solid pH Range: 8.0 (colorless) - 10.0 (pink) Solubility Information: 0.4 g/L…

(C₆H₅)₄C₂₀H₁₀N₄ CAS#: 917-23-7 F.W.: 614.75 TPP. Contains 1-3% of the corresponding chlorin.

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

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

Preserved with Salicylic Acid

Composition: Water 83.60%, Sodium Chromate Tetrahydrate 16.40% Boiling Point: Approximately 100°C Density: 1 Melting Point: Approximately 0°C Color: Yellow liquid Physical State: Liquid pH Range: Alkaline Solubility Information: Miscible Shelf Life: 60 Months Storage: Ambient …

C₁₄H₁₄N₃O₃SNa CAS#: 547-58-0 F.W.: 327.34

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

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

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

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 …

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

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

Grade: 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

CAS#: 9005-84-9 Preserved with Salicylic Acid.

Grade: ACS, Reag. Ph Eur CAS No.: 547-58-0 pH: 6.5 (5 g/l, H2O, 20°C) Solubility: 5 g/l (20°C) Melting Point: >300°C Molar Mass: 327.34 g/mol Bulk Density: 200 - 400 kg/m3 Hill Formula: C14H14N3NaO3S

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

Grade: ACS, Reag. Ph Eur CAS No.: 76-59-5 Solubility: (20°C) insoluble Molar Mass: 624.38 g/mol Bulk Density: 450 kg/m3 Hill Formula: C27H28Br2O5S