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126225 Sigma-Aldrich

Chromotropic acid disodium salt dihydrate

technical grade

Synonym: 1,8-Dihydroxynaphthalene-3,6-disulfonic acid disodium salt, 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt

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Properties

Related Categories Building Blocks, Chemical Synthesis, Organic Building Blocks, Sulfonic/Sulfinic Acids, Sulfur Compounds More...
grade   technical grade
InChI Key   QUEAKWJKJBFNEG-UHFFFAOYSA-L
assay   ≥78.5%
mp   >300 °C(lit.)

Description

Packaging

100, 500 g in poly bottle

Application

Chromotropic acid disodium salt dihydrate may be employed as a chromogenic reagent for the quantification of dipyrone in various pharmaceutical preparations.

General description

Chromotropic acid disodium salt dihydrate is a tan colored sodium salt.

Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
3

Documents

Certificate of Analysis

Certificate of Origin


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Protocols & Articles
Peer-Reviewed Papers
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References

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