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Eriochrome Black T

Description

Erio T, or Eriochrome Black T, is a complexometric indicator used to quantify magnesium and calcium ions. In a water sample, the sum of calcium and magnesium ions is known as total hardness.

In its deprotonated form, Eriochrome Black T is blue. It turns red when it forms a complex with metal ions.

We sell Eriochrome Black T as a 1% powder with sodium chloride in 5g bottles.

Additional information

CAS Number

1787-61-7

Packaging

50 g bottle

Solubility

Soluble in water and alcohol

Colour

blue - red

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Osorno Enterprises Inc.
976 Elgin Avenue
Winnipeg MB R3E 1B4
Canada
+1 204 488-1538 (Phone)
+1 204 488-1566 (Fax)
Regular Hours of Operation
We are closed on December 24 - 28, 2020 and
December 31, 2020 - January 4, 2021
Monday - Friday: 9:00 - 17:00
Saturday - Sunday: Closed

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