Ph Indicators

 
1 - 48 of 48 items
Acid Fuschin Indicator 1% Aqueous 60ML (2oz) Basic Fuchsine Dye/Stain (Solid/Powder) 10g Basic Fuchsine Dye/Stain (Solid/Powder) 50g
Acid Fuschin Indicator 1% Aqueous 60ML (2oz)Basic Fuchsine Dye/Stain (Solid/Powder) 10gBasic Fuchsine Dye/Stain (Solid/Powder) 50g
1% Aqueous Solution LDPE Dropper Bottle RED → COLORLESS For pH 12.0 to 14.0C 20 H 20 ClN 3 CAS No: 632-99-5 337.86 g/mol 10g (0.35 oz.) They are soft, with a hardness of less than 1, about the same as or less than talc. They possess a strong metallic lustre and a green yellow color. They leave dark greenish streaks on...C 20 H 20 ClN 3 CAS No: 632-99-5 337.86 g/mol 50g (1.8 oz.)

$16.00

$12.00

$48.00

Bromothymol Blue Indicator (Solid/Powder) 10g Bromothymol Blue Indicator (Solid/Powder) 50g Aniline Blue Alcoholic Stain 30ml
Bromothymol Blue Indicator (Solid/Powder) 10gBromothymol Blue Indicator (Solid/Powder) 50gAniline Blue Alcoholic Stain 30ml
C 27 H 28 Br 2 O 5 S CAS No: 76-59-5 624.38 g/mol 10g (0.35 oz.) Bromothymol blue (also known as bromothymol sulfone phthalein and BTB) is a pH indicator. It is mostly used in applications that require measuring substances that would have a...C 27 H 28 Br 2 O 5 S CAS No: 76-59-5 624.38 g/mol 50g (1.8 oz.) Bromothymol blue (also known as bromothymol sulfone phthalein and BTB) is a pH indicator. It is mostly used in applications that require measuring substances that would have a...
  • 1% Solution in Ethyl Alcohol
  • Stain for cellulose

$18.00

$65.00

$14.00

Aniline Blue Indicator Basic Fuchsine 1% High Purity Biological Stain Brilliant Green 1% Stain Dropper Bottle
Aniline Blue IndicatorBasic Fuchsine 1% High Purity Biological StainBrilliant Green 1% Stain Dropper Bottle
  • Water Based Aqueous Solution
  • 0.1% Solution
Molecular formula C20H20N3·HCl Molar mass 337.86 g/mol Melting point 200°C Solubility in water 2650 mg/L (25°C) Basic fuchsine, also known as basic violet 14, basic red 9, pararosanaline or CI 42500 Fuchsine is a component in the...Other names: Malachite green G, Emerald green, Solid green JJO, Diamond green G, Aniline green, Benzaldehyde green, Fast green J CAS number 633-03-4 Packaged in a LDPE Dropper Bottle Brilliant Green is one of the triarylmethane dyes. It is...

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$15.00

Brilliant Yellow 1% Aqueous Solution 60ml (2oz) Bromocresol Green 0.04% Aqueous Solution Bromocresol Green 0.1% In EtOH
Brilliant Yellow 1% Aqueous Solution 60ml (2oz)Bromocresol Green 0.04% Aqueous SolutionBromocresol Green 0.1% In EtOH
Brilliant Yellow Aqueous Solution CAS:3051-11-4 Molecular Formula: C26H18N4Na2O8SBromocresol Green Aqueous solution CAS:76-60-8 Packaged in 60ml dropper bottleBromocresol Green (BCG) is a dye of the triphenylmethane family (triarylmethane dyes), which is used as a pH indicator and as a tracking dye for DNA agarose gel electrophoresis 0.1% Solution In Ethyl Alcohol Ph 3.8 to 5.4 Indicator Turns YELLOW → BLUE CAS 76-60-8 2oz, 60Ml LDPE Dropper Bottle

$15.00

$15.00

$15.00

Bromocresol Purple 0.04% Aqueous Bromophenol Blue 0.1% Biodiesel Bromothymol blue 0.04% Solution 500ml(16oz)
Bromocresol Purple 0.04% AqueousBromophenol Blue 0.1% BiodieselBromothymol blue 0.04% Solution 500ml(16oz)
Besides its primary function as an indicator, Bromocresol Purple is used in medical laboratories to measure albumin, and as an addition to acid stop baths used in photographic processing as an indicator that the bath has reached neutral pH and...
  • Yellow at pH 3.0
  • Purple at pH 4.6
  • Extensively Used in Biodiesel

Bromothymol blue is a pH indicator for weak acids and bases. It is mostly used in applications that require measuring substances that would have a relatively neutral pH (near 7), such as managing the pH of pools and fish tanks.

$15.00

$15.00

$32.00

Bromothymol Blue, 0.04% Aqueous Bromothymol Blue, 0.1% Aqueous Chlorophenol Red 0.04% Aqueous
Bromothymol Blue, 0.04% AqueousBromothymol Blue, 0.1% AqueousChlorophenol Red 0.04% Aqueous

Bromothymol Blue, 0.04% Aqueous Solution In Ultra Pure Water


30ml -60ml Packaged in Dropper Bottles

Larger Sizes are in standard Cylinder Bottles

Bromothymol Blue, 0.1% Aqueous Solution In Ultra Pure Water


30ml -60ml Packaged in Dropper Bottles

Larger Sizes are in standard Cylinder Bottles

0.04% Aqueous Solution Packaged in a LDPE Dropper Bottle

$8.00

$9.00

$15.00

Crystal Violet Indicator Aqueous Crystal Violet Stain 1% Gram's Iodine Stain 1oz (30Ml)
Crystal Violet Indicator AqueousCrystal Violet Stain 1%Gram's Iodine Stain 1oz (30Ml)
CAS number 548-62-9 PubChem 11057 ChemSpider 10588 UNII J4Z741D6O5 EC number 208-953-6 UN number 3077 Packaged in a LDPE Dropper Bottle 0.0 - 1.8 Yellow To Blue 0.02% in waterCrystal Violet Stain CAS:548-62-9 Packaged in a 60ml dropper bottleAmber Glass Tamper Sealed Bottle 1fl oz, 30ml Used as a kit component in Gram Stain Procedure

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$14.00

Indigo Carmine 0.1% in ETOH Kastle-Meyer Reagent Presumptive Blood Test Reagent Litmus 0.5% Aqueous Solution
Indigo Carmine 0.1% in ETOHKastle-Meyer Reagent Presumptive Blood Test ReagentLitmus 0.5% Aqueous Solution
Indigo carmine, or 5,5'-indigodisulfonic acid sodium salt, also known as indigotine or FD&C Blue #2 is a pH indicator with the chemical formula C16H8N2Na2O8S2. It is approved for use as a food colorant in the United States and the EU and has...Classic test for the presence of blood at a crime scene! Kastle-Meyer reagent contains reduced phenolphthalein indicator in a basic solution. Simply wipe a presumptive bloodstain with a cotton swab, add a drop of the reagent, and then apply a...One of the oldest forms of pH indicator, used to test materials for acidity Blue litmus turns red under acidic conditions and red litmus paper turns blue under basic (i.e. alkaline) conditions pH range 4.5-8.3 at 25 °C Litmus is a water-soluble mixture of different dyes extracted from lichens

$15.00

$14.00

$15.00

Lugols Iodine Staining Solution 30ml (1oz) Bottle Malachite Green 1% Dropper Bottle Malchite Green Solid 10G High Purity Stain
Lugols Iodine Staining Solution 30ml (1oz) BottleMalachite Green 1% Dropper BottleMalchite Green Solid 10G High Purity Stain
Lugol's iodine, also known as Lugol's solution, first made in 1829, is a solution of elemental iodine and potassium iodide in water, named after the French physician J.G.A. Lugol. Lugol's iodine solution is often used as an antiseptic and...Other names: Aniline green; Basic green 4; Diamond green B; Victoria green B Numerous niche applications exploit the intense color of MG. It is used as a biological stain for microscopic analysis of cell biology and tissue samples. In the Gimenez...biological stain for microscopic analysis of cell biology and tissue samples Packaged in A Poly Jar High Purity Biological Reagent CAS 569-64-2

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Methyl Orange ACS Reagent Methyl Orange, 0.05% Aqueous Methyl Orange, 0.1% Aqueous
Methyl Orange ACS ReagentMethyl Orange, 0.05% AqueousMethyl Orange, 0.1% Aqueous

Methyl Orange

ACS Reagent

CASRN# 547-58-0

Methyl Orange, 0.05% Aqueous Solution In Ultra Pure Water

30ml -60ml Packaged in Dropper Bottles

Larger Sizes are in standard Cylinder Bottles

Methyl Orange, 0.1% Aqueous Solution In Ultra Pure Water

30ml -60ml Packaged in Dropper Bottles

Larger Sizes are in standard Cylinder Bottle

$23.57

$8.00

$8.00

Methyl Red, 0.02% in Methanol Methyl Red, 0.1% Aqueous Solution Methyl Red, 1.0% Aqueous Solution
Methyl Red, 0.02% in MethanolMethyl Red, 0.1% Aqueous SolutionMethyl Red, 1.0% Aqueous Solution

Methyl Red, 0.02% in Methanol

30ml -60ml Packaged in Dropper Bottles

Larger Sizes are in standard Cylinder Bottles

Methyl Red, 0.1% Aqueous Solution In Ultra Pure Water

30ml - 60ml Packaged in Dropper Bottles

Larger Sizes are in standard Cylinder Bottles

 

Methyl Red, 1.0% Aqueous Solution in Ultra Pure Water

30ml -60ml Packaged in Dropper Bottles

Larger Sizes are in standard Cylinder Bottles

$8.00

$8.00

$8.00

Methyl Red, Sodium Salt ACS Reagent Methyl Yellow 0.1% Aqueous Methylene Blue, 1% aqueous
Methyl Red, Sodium Salt ACS ReagentMethyl Yellow 0.1% AqueousMethylene Blue, 1% aqueous

Methyl Red, Sodium Salt

ACS Reagent

Tamper Evident Packageing

In aqueous solution at low pH, methyl yellow appears red. Between pH 2.9 and 4.0, methyl yellow undergoes a transition, to become yellow above pH 4.0 0.1% Aqueous Solution Packaged in a LDPE Dropper Bottle CAS 60-11-7

Methylene Blue, 1% aqueous Solution In Ultra Pure Water


30ml -60ml Packaged in Dropper Bottles

Larger Sizes are in standard Cylinder Bottles

$51.45

$15.00

$9.00

Methylene Green 1% Aqueous Solution Phenolphthalein Indicator 2oz Dropper Bottle Phenolphthalein Powder ACS Reagent
Methylene Green 1% Aqueous SolutionPhenolphthalein Indicator 2oz Dropper BottlePhenolphthalein Powder ACS Reagent
Methylene green is a heterocyclic aromatic chemical compound Methylene green Aqueous Solution CAS:2679-01-8 Packaged in a 60ml dropper bottle2oz (60ml) Phenolphthalein Indicator Convenient LDPE Resealable Dropper Bottle PH 8.2-12.0 Pink PH 7.0 Colorless PH <0 Orange

Phenolphthalein Powder ACS Reagent

CASRN# 77-09-8

Tamper Evident Packageing

 

$15.00

$11.50

$12.00

Phenolphthalein, 0.08% in Methanol Phenolphthalein, 1% in 95% Ethanol Phenolphthalein, 1% In Isopropanol
Phenolphthalein, 0.08% in MethanolPhenolphthalein, 1% in 95% EthanolPhenolphthalein, 1% In Isopropanol

Phenolphthalein, 0.08% in Methanol

30ml -60ml Packaged in Dropper Bottles

Larger Sizes are in standard Cylinder Bottles

30ml -60ml Packaged in Dropper Bottles

Larger Sizes are in standard Cylinder Bottles

Phenolphthalein, 1% In Isopropanol

30ml -60ml Packaged in Dropper Bottles

Larger Sizes are in standard Cylinder Bottles

$8.00

$8.00

$8.00

Safranin O 0.1% Gram Counter Stain Schwerter's Reagent Metal Testing Solution, Silver, Gold SodaSorb CO2 Absorbent With Indicator
Safranin O 0.1% Gram Counter StainSchwerter's Reagent Metal Testing Solution, Silver, GoldSodaSorb CO2 Absorbent With Indicator
Safranin (also Safranin O or basic red 2) is a biological stain used in histology and cytology. Safranin is used as a counterstain in some staining protocols, colouring all cell nuclei red. This is the classic counterstain in both Gram stains,...Schwerter's solution is used to test for the presence of various metals, notably for determination of silver purity. Pure silver will turn the solution bright red, sterling silver will turn it dark red, low grade coin silver (0.800 fine) will...Package: Tamper Evident Poly SODASORB® Medical Grade CO2 absorbent is a pelletized compound consisting primarily of hydrated lime (Ca(OH)2) blended with a small quantity of sodium hydroxide (NaOH). SODASORB also contains a fractional content of ethyl violet dye.

$16.00

$14.00

$16.00

Thymol Blue Solution 0.1% In MeOH Thymolphthalein 0.04% in Etoh Universal Indicator Solution (Full-range) Ph 2-10
Thymol Blue Solution 0.1% In MeOHThymolphthalein 0.04% in EtohUniversal Indicator Solution (Full-range) Ph 2-10
Thymol Blue 0.1% Solution in Methyl Alcohol Red to yellow at pH 1.2-2.8 Yellow to blue at pH 8.0-9.6Thymolphthaleins transition range is at approximately pH 9.3-10.5. Below this pH, it is colorless; above this pH, it is blue Thymolphthalein is an acid-base (pH) indicator Plastic LDPE Dropper BottleFull Range PH 2-10 Super Concentrated Solution Only Requires a drop/test

$14.00

$15.00

$15.00

1 - 48 of 48 items