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Organic Acids

Chromotropic Acid Disodium Salt Dihydrate Extra Pure

RA001068 CAS 5808-22-0 Extra Pure

Identity

Product code
RA001068
CAS number
5808-22-0
Grade
Extra Pure
Purity
98%
Molecular formula
C10H6Na2O8S2.2H2O
Molecular weight
400.29

Classification

Technical Data

Properties

PropertyValueUnit
Physical state at 20 °C Solid —
Colour Brown powder —
Odour Odorless —
Melting point/ Freezing point [°C] > 300 °C °C
Solubility in water [% weight] Soluble in water —

These are recorded catalogue property values. Product specification limits, where available, are listed under Specifications.

Specifications

ParameterSpecificationUnit
Appearance Grayish white to grayish brown powder —
Assay (acidimetric) Min 98 % %
Water 8.5 - 9.5 % %

2 grades of this substance are listed. Each grade is a separate product with its own specifications, pack sizes and documents.

Packaging

Pack size SKU
25 g RA001068-PK-25G