ERIOCHROME BLACK T

ERIOCHROME BLACK T
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SKU
RXSOL-60-6604-548

Title
ERIOCHROME BLACK T

Eriochrome® Black T is used as an indicator for complexometric titrations. It functions as an acid-base indicator. Eriochrome® Black T forms complex with Ca2+ and Mg2+, but it binds more strongly to Mg2+ ions. Eriochrome® Black T is a hydroxyl-arylazo dye and is generally supplied as a monosodium salt.

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Category
Lab Chemical-60

Field Note

Note

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

Application

Eriochrome Black T is a complexometric indicator that is used in complexometric titrations, e.g. in the water hardness determination process. It is an azo dye. Eriochrome is a trademark of Huntsman Petrochemical, LLC. In its deprotonated form, Eriochrome Black T is blue

Dose

Eriochrome® Black T is used as an indicator for complexometric titrations. It functions as an acid-base indicator. Eriochrome® Black T forms complex with Ca2+ and Mg2+, but it binds more strongly to Mg2+ ions. Eriochrome® Black T is a hydroxyl-arylazo dye and is generally supplied as a monosodium salt.

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