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How to prepare methyl red solution for pH testing?

Jul 2，2026

Methyl red is a kind of pH indicator. Before using, add 0.1 g in 100 mL Ethanol (96%). Between pH 4.0 ~ 6.0, its color turns from red to yellow.

493-52-7 Methyl Red
493-52-7

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Lastest Price from Methyl Red manufacturers

Methyl Red
493-52-7 Methyl Red
2025-04-15
CAS:
493-52-7
Min. Order:
1KG
Purity:
99%
Supply Ability:
500000kg
Methyl Red
493-52-7 Methyl Red
$10.002025-04-15
CAS:
493-52-7
Min. Order:
1kg
Purity:
99%
Supply Ability:
20ton