Chromotropic acid

Chromotropic acid

CAS number

148-25-4

Chromotropic acid, also known as chromic acid, is an important dye intermediate. It can also be used as an indicator reagent for the detection of formaldehyde, methanol, chromium, iron, titanium, silver and other substances.

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2、 Precautions

1. The product is acidic and can be stored in isolation from alkaline substances. There is dust in dry state. Pay attention to protection during use;

2. This product is corrosive, and more corrosive in wet state. Avoid direct contact with iron and other metals, which may cause skin irritation. Pay attention to protection;

3. This product changes color in the air, and it is forbidden to be exposed to the air for a long time in use;

4. The surface of the product changes color and deepens when it is exposed to light. It should be kept away from light during use;

5. Chromotropic acid is toxic and should be kept in a place that is not easy to reach. Keep the label intact. If you take it by mistake, please see a doctor immediately;

6. Chromotropic acid is flammable, please keep away from fire source.

3、 Packaging and storage

This product is packed in sealed packages of 25g, 500g and 25kg, and stored in a dark and dry place.