Chemical Indicators
-
Thymolphthalein, 0.2% (w/v) , Volumetric
Reagents®Concentration: 0.2% in Isopropanol Composition: Isopropyl Alcohol 99.75%, Thymolphthalein 0.25% Boiling Point: 82.5°C Density: 0.8 Melting Point: -90°C Color: Colorless liquid Physical State: Liquid Flash Point: 12°C Solubility Information: Miscible Synonyms: Thymolphthalein 0.2%…
-
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
-
-
Grade: ACS CAS No.: 6152-67-6 pH: 5.7 (10 g/l, H2O, 20°C) Solubility: 820 g/l (20°C) Melting Point: 200°C Molar Mass: 271.26 g/mol Bulk Density: 160 kg/m3 Hill Formula: C12H10NNaO3S
-
Starch Indicator, 0.5% (w/v)
chemForce® (powered by Thomas Scientific)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
-
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
-
Xylenol Orange tetrasodium salt, ACS
BeanTown ChemicalCAS: 3618-43-7 EC No: 222-805-8 MDL No: MFCD00044293 Powder Molecular Formula: C31H28N2Na4O13S MW: 760.59 Melting Point: 195° (decomposes)
-
Thymolphthalein solution, 0.05% w/v in ethanol
BeanTown ChemicalCAS: 125-20-2 MDL No: MFCD00005909 UN No: UN1170; Haz Class: 3; Packing Group: II Liquid Molecular Formula: C28H30O4 MW: 430.55 Melting Point: 251-253° Density (g/mL): 0.92
-
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
-
-
1-amino-2-naphthol-4-sulfonic Acid, ACS Reagent
GFS ChemicalsThe GFS Chemicals 1-amino-2-naphthol-4-sulfonic acid comes in a light yellow liquid form with an unpleasant odor. The 1-amino-2-naphthol-4-sulfonic acid is ideal for many purposes in professional, scientific and technical fields. Application: For Professional, Scientific and Technical Activities:…
-
Iron Indicator Solution, Volumetric
Reagents®Concentration: 2% w/v Salicylic Acid in Methanol Composition: Methyl Alcohol 97.50%, Salicylic Acid 2.50% Boiling Point: Approximately 64.5°C Density: 0.8 Color: Colorless liquid Physical State: Liquid Flash Point: 12°C Solubility Information: Miscible Storage: Ambient DOT:…
-
Bromothymol Blue, ACS
BeanTown ChemicalCAS: 76-59-5 EC No: 200-971-2 MDL No: MFCD00005872 RTECS: SJ4500000 Crystalline Molecular Formula: C27H28Br2O5S MW: 624.38 Melting Point: 200-202°
-
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.
-
Agar Powder
GFS ChemicalsThe GFS Chemicals powder agar comes in a white solid form with a little to no odor. The powder agar is ideal for many purposes in professional, scientific and technical fields. Application: For Professional, Scientific and Technical Activities, other Professional, Scientific and Technical Activities
-
Bromocresol Green, ACS, Dye content 95%
BeanTown ChemicalCAS: 76-60-8 EC No: 200-972-8 MDL No: MFCD00005874 RTECS: SJ7456000 Powder Molecular Formula: C21H14Br4O5S MW: 698.01 Melting Point: 225° (decomposes)
-
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:…
-
Potassium Chromate, Solution, 5%
GFS ChemicalsK2CrO4 CAS#: 7789-00-6 F.W.: 194.20 NFPA#: 4-0-2 Specific Gravity: 1.040 Indicator for volumetric chloride determination.
-
Dichlorofluorescein, TS
ExaxolThe Exaxol dichlorofluorescein 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.
-
Bromophenol Blue, ACS
BeanTown ChemicalCAS: 115-39-9 EC No: 204-086-2 MDL No: MFCD00005875 RTECS: SJ7453000 Crystalline Molecular Formula: C19H10Br4O5S MW: 669.96 Melting Point: 273° (decomposes)
-
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 …
-
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
-
-
Dichlorofluorescein Solution, 1% in Reagent Alcohol
GFS ChemicalsC20H10Cl2O5 CAS#: 76-54-0 F.W.: 401.20
-
Thymol Blue, 0.04% (w/v), Volumetric
Reagents®Concentration: 0.04% w/v Composition: Water 99.96%, Thymol Blue, Sodium Salt 0.04% Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: Dark green liquid Physical State: Liquid Solubility Information: Miscible Shelf Life: 24 Months Storage: Ambient DOT: NOT REGULATED.
-
Methyl Red, 0.02% (w/v), Volumetric
Reagents®Concentration: 0.02% w/v Composition: Water 99.98%, Methyl Red, Sodium Salt 0.02% Boiling Point: 100°C Density: 1 Melting Point: 0.0°C Color: Orange to dark red liquid Physical State: Liquid pH Range: 4.2 (pink) – 6.2 (yellow) Solubility Information: Miscible Shelf Life: 24 Months…
-
Bromothymol Blue Indicator ACS, Reagent Ph Eur
MilliporeSigmaGrade: 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
-
Phenolphthalein, 1% (w/v), Volumetric
Reagents®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)…
-
Bromocresol Purple, ACS Reagent
Reagents®Composition: Bromocresol Purple indicator 100% Grade: ACS Reagent CAS Number: 115-40-2 Density: 0.991 Chemical Formula: C21H16Br2O5S Molecular Weight: 540.22g/mol Melting Point: 240°C (Decomposes) Color: Light yellow-tan solid Physical State: Solid pH Range: 5.2 (yellow) – 6.8…
-
Phenolphthalein, 3% (w/v), Volumetric
Reagents®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…
-
Calmagite Solution, 0.1% Aqueous
GFS Chemicals1-(1-Hydroxy-4-methyl-2-phenylazo)-2-naphthol-4-sulfonic Acid CAS#: 3147-14-6 F.W.: 358.38
-
2',7'-Dichlorofluorescein (ACS)
GFS ChemicalsC20H10Cl2O5 CAS#: 76-54-0 F.W.: 401.20 2',7'-Dichloro-3,6-fluorandiol