Indicators and indicator solutions

Our indicators are renowned for their precision and reliability and are valued by leading scientists and researchers worldwide. We offer a wide range of indicators, from pH indicators to redox indicators, to ensure you find the right product for your needs.
Our indicators are easy to use and provide fast results that are sufficient for most applications. We only work with the best suppliers to ensure you always get high quality.

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Phenolphthalein solution 0.1 % in denatured ethanol

CHEMSOLUTE®

GHS02 GHS07
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1

 2763-250ML

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 250 ml Login / Register here
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2

 2763-500ML

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 500 ml Login / Register here
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Phenolphthalein solution 1 % in ethanol

CHEMSOLUTE®

GHS02 GHS07 GHS08
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1

 2761-250ML

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 250 ml Login / Register here
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 2761-500ML

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 500 ml Login / Register here
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3

 2761-1L-PE

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 1 l Login / Register here
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Universal indicator solution

CHEMSOLUTE®

GHS02 GHS07
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1

 2749-500ML

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 500 ml Login / Register here
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Methly orrange solution 0.1 % in ethanol

CHEMSOLUTE®

GHS02 GHS07
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1

 2791-250ML

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 250 ml Login / Register here
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Ferroin solution (redox indicator)

CHEMSOLUTE®

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1

 2781-100ML

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 100 ml Login / Register here
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Tashiro indicator (Methyl red/Methylene blue in ethanol)

CHEMSOLUTE®

GHS02 GHS07
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1

 726-250ML

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 250 ml Login / Register here
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1,5-Diphenylcarbazide solution 1 % (min. 1.0 %)

CHEMSOLUTE®

GHS02 GHS07
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1

 DG10190-2.5L

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 2.5 l Login / Register here
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Starch solution 1 %

CHEMSOLUTE®

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1

 2753-500ML

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 500 ml Login / Register here
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Boric acid 1 % with indicator

CHEMSOLUTE®

GHS08
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1

 2557-5L

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Accessories  Accessories  		5 l Login / Register here
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2

 2557-20L

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Kjelahl   Reagent  
Minimum order quantity 12 packs or a multiple!
 20 l Login / Register here
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3

 2557

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Kjelahl   Reagent   		1 piece Login / Register here
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Fehling solution II

CHEMSOLUTE®

GHS05
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1

 2277-1L

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 1 l Login / Register here
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2277-2.5L-PE

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 2.5 l Login / Register here
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Fehling solution I

CHEMSOLUTE®

GHS09
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1

 2779-1L

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 1 l Login / Register here
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 2779-2.5L-PE

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 2.5 l Login / Register here
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Phenolphthalein solution 0.5 % in denatured ethanol

CHEMSOLUTE®

GHS02 GHS07
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1

 2766-1L

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 1 l Login / Register here
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4-Diphenylaminesulfonic acid sodium salt RPE - For analysis - ACS

CARLO ERBA

GHS07
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443671

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 10 g Login / Register here
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4-Diphenylaminesulfonic acid sodium salt RPE - For analysis - ACS

CARLO ERBA

GHS07
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443672

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 25 g Login / Register here
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Alizarin red RPE - For analysis - C.I. 58005

CARLO ERBA

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416002

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 25 g Login / Register here
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Indigo carmine dried RPE - For analysis - C.I. 73015

CARLO ERBA

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434932

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 25 g Login / Register here
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Murexide RPE - For analysis - C.I. 56085

CARLO ERBA

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463608

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 5 g Login / Register here
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Murexide RPE - For analysis - C.I. 56085

CARLO ERBA

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463609

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 25 g Login / Register here
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Phenolphthalein RPE - For analysis - ACS - Reag. Ph.Eur. - Reag. USP

CARLO ERBA

GHS08
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451154

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 100 g Login / Register here
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Phenolphthalein RPE - For analysis - ACS - Reag. Ph.Eur. - Reag. USP

CARLO ERBA

GHS08
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451156

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 500 g Login / Register here
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Sudan III hydroalcoholic saturated solution RS - For the colouring of neutral fats

CARLO ERBA

GHS02 GHS07
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E485952

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 250 ml Login / Register here
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Sudan III RS - For microscopy - C.I. 26100

CARLO ERBA

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485902

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 25 g Login / Register here
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Thymolphthalein 0.1% hydroalcoholic solution RPE - For analysis

CARLO ERBA

GHS02 GHS07
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E487755

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 250 ml Login / Register here
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Thymolphthalein RPE - For analysis - ACS

CARLO ERBA

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487728

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 5 g Login / Register here
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Thymolphthalein RPE - For analysis - ACS

CARLO ERBA

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487729

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 25 g Login / Register here
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 Multiparameter Indicator 3M™ Comply™

3M

Class 4 indicators with endpoint reaction. With chemical coating, change their colour when the sterilization cycle is successfully completed. Indicator strips for steam sterilization or ethylene oxide sterilization.

  • Steam sterilization colour change from yellow to black
  • EO sterilization colour change from red to green
  • Economical due to the possibility of cutting in half
  • Complies with EN ISO 11140-1
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 DNA Loading Dyes

Cleaver

Bromophenol blue is the standard dye for electrophoresis, with a dark blue colour.

  • Tracking dyes for monitoring electrophoresis runs
  • The charge-to-mass ratio allows to co-migrate with small molecules in agarose and PAGE gels
  • Vials of 1 ml
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 Temperature indicators 3M™ Freeze Watch™

3M

The Freeze Watch consists of a highly sensitive indicating liquid inside a specially designed ampule. The ampule fractures when exposed to freezing temperatures, irreversibly staining the paper backing of the ampule, reliably indicates if the product has been exposed to too high or too low a temperature....

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Buffer solution pH 4.0 (20 °C), Red colored, citric acid / sodium hydroxide / sodium chloride solution, with fungicide

Honeywell

GHS07
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1

 33665-500ML

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 500 ml Login / Register here
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 33665-1L

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 1 l Login / Register here
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33665-5L-VP

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VOLPAC   		5 l Login / Register here
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 33665-10L-VP

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VOLPAC   		10 l Login / Register here
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PHENOLPHTHALEIN INDICATOR ACS,REAG. PH EUR

Merck

GHS08
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1.07233.0025

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 25 g Login / Register here
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1

 1.07233.0100

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 100 g Login / Register here
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1.07233.0500

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 500 g Login / Register here
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Bromophenol Blue-Na-salt

Serva

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15375.01

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 5 g Login / Register here
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15375.02

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 25 g Login / Register here
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Boric acid solution 20 g/l with Tashiro's indicator for determination of nitrogen DIN 38406-5:1983, DEV E5-2 EN 25663:1993, DEV H11 DIN 38409-28:1992, DEV H28

AnalytiChem

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05386.4000

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 2.5 l Login / Register here
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Product scheduled for discontinuation
05386.5000

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Plastikkanister   		5 l Login / Register here
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05386.6000

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 10 l Login / Register here
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Murexide (ammonium purpurate) metal indicator ACS

Merck

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1.06161.0005

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 5 g Login / Register here
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1.06161.0025

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 25 g Login / Register here
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SEIFEN INDIKATOR LSG

AnalytiChem

GHS02 GHS07
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12721.4700

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Minimum order quantity 4 packs or a multiple!
 2.5 l Login / Register here
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Sudan III

Sigma-Aldrich

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68562-25MG

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 25 mg Login / Register here
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Indigo carmine

Sigma-Aldrich

GHS07
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73436-25MG

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 25 mg Login / Register here
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Indigo carmine solution R reag. Ph. Eur., chapter 4.1.1

AnalytiChem

GHS05
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14520.3700

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 1 l Login / Register here
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1,10-Phenanthroline solution 0.25 % for analysis

AnalytiChem

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01297.3700

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 1 l Login / Register here
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2-Hydroxy-5-sulfobenzoic acid dihydrate 0.95

ChemPUR

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FL235690-100G

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 100 g Login / Register here
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4-AMINOANTIPYRINE

MP Biomedicals

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0215034325

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 25 g Login / Register here
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Product scheduled for discontinuation

4-AMINOANTIPYRINE

MP Biomedicals

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0215034350

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 50 g Login / Register here
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4-AMINOANTIPYRINE

MP Biomedicals

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05215429

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 100 g Login / Register here
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4-Aminoantipyrine 4-Amino-2,3-dimethyl-1-phenyl-3-pyrazoline-5-one

Iris Biotech

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LS-3315.0500

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 500 g Login / Register here
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LS-3315.1000

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 1 kg Login / Register here
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LS-3315.2000

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 2 kg Login / Register here
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4-Aminoantipyrine, 98%

J&K

GHS07
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602529-100G

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 100 g Login / Register here
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5-SULFOSALICYLIC ACID

MP Biomedicals

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0216000180

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 100 g Login / Register here
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5-SULFOSALICYLIC ACID

MP Biomedicals

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0216000190

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 500 g Login / Register here
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5-SULFOSALICYLIC ACID

MP Biomedicals

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0216000191

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 1 kg Login / Register here
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5-Sulfosalicylic acid dihydrate, 98%

abcr

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AB118896-0050.00-GRM

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 50 g Login / Register here
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AB118896-0250.00-GRM

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 250 g Login / Register here
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AB118896-0001.00-KGM

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 1 kg Login / Register here
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5-SULFOSALICYLIC ACID, ACS

MP Biomedicals

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0215258580

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 100 g Login / Register here
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Product scheduled for discontinuation

5-SULFOSALICYLIC ACID, ACS

MP Biomedicals

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0215258590

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 500 g Login / Register here
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Product scheduled for discontinuation

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