Chromotropic Acid Disodium Salt ACS Grade CAS: 5808-22-0 | M.F: (HO)2C10H4(SO3Na)2•2H2O | MW: 400.29, Buy now for reliable and Reproducible results from ChemieR Inorganic Reagent at Chemical World.
Chromotropic acid disodium salt ACS is greyish white to brownish white colored powder. Its chemical formula is C10H10Na2O10S2. It is also known as 4,5-Dihydroxy-2,7-naphthalene disulfonic acid sodium salt. It is useful because of the red color when chromotropic acid in 75% sulfuric acid reacts with formaldehyde. It is used in laboratory for many uses.
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Application :
- Chromotropic Acid Disodium Salt, ACS is used as a reagent in the determination of 2,4-Dichlorophenoxyacetic acid.
- It is also used for testing for the presence of formaldehyde.
- It is useful as the highest quality chemical available for laboratory use.
Key features :
- Meets the toughest regulatory standards for quality and purity
- Suitable for formaldehyde determination
- Soluble in water