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Disodium Chromotropate Dihydrate
(CAS RN:5808-22-0 Product Number:D0596)

Structure

Disodium Chromotropate
Synonym Chromogen C Dihydrate
Synonym Chromotropic Acid Disodium Salt Dihydrate
Synonym 1,8-Dihydroxynaphthalene-3,6-disulfonic Acid Disodium Salt Dihydrate
Synonym Mordant Brown 7 Dihydrate

General Information

Product Number D0596

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Purity/Analysis Method >98.5%(T)
Storage Temperature
M.F. / M.W. C10H6Na2O8S2·2H2O=364.25(as Anhydrous)
CAS RN 5808-22-0
Related CAS RN 129-96-4
MDL Number MFCD00150612
Packaging and Container
  • Product Details
  • Safety & Regulations

Specification

Appearance White to Gray to Brown powder to crystaline
Purity(HPLC) min. 97.0 area%
Purity(Neutralization titration) min. 98.5 %(calcd.on anh.substance)
Water 8.0 to 11.0 %
Sulfate max. 0.02%
Suitability for formaldehyde-analysys Abs min. 0.300(near 580nm) in the presence of Formaldehyde(0.6ppm)

References

Colour Index 57030
Beilstein 11,307
Reaxys-RN 3647189
PubChem SID 87567246
EC Number 204-972-9

GHS

Pictogram
Signal Word Warning
Hazard Statements
  • H315
  • :Causes skin irritation.
  • H319
  • :Causes serious eye irritation.
Precautionary Statements
  • P264
  • :Wash hands and face thoroughly after handling.
  • P280
  • :Wear protective gloves, eye protection.
  • P302+P352+P332+P313+P362+P364
  • :IF ON SKIN: Wash with plenty of water. If skin irritation occurs: Get medical advice or attention. Take off contaminated clothing and wash it before reuse.
  • P305+P351+P338+P337+P313
  • :IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice or attention.

Transport Information

HS Number 2908990090

Application

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