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Naphthol Yellow S Hydrate
(CAS RN:846-70-8 Product Number:F0100)

Structure

Naphthol Yellow S
Synonym Acid Yellow 1 Hydrate
Synonym 2,4-Dinitro-1-naphthol-7-sulfonic Acid Disodium Salt Hydrate
Synonym Disodium 2,4-Dinitro-1-naphthol-7-sulfonate Hydrate
Synonym Disodium 8-Hydroxy-5,7-dinitro-2-naphthalenesulfonate Hydrate
Synonym Flavianic Acid Disodium Salt Hydrate
Synonym 8-Hydroxy-5,7-dinitro-2-naphthalenesulfonic Acid Disodium Salt Hydrate

General Information

Product Number F0100

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Purity/Analysis Method >98.0%(HPLC)(T)
Storage Temperature
M.F. / M.W. C10H4N2Na2O8S·xH2O=358.19(as Anhydrous)
CAS RN 846-70-8
Related CAS RN
MDL Number MFCD00003958
Packaging and Container
  • Product Details
  • Safety & Regulations

Specification

Purity(HPLC) min. 98.0 area%
Purity(Nonaqueous Titration) min. 98.0 %(calcd.on anh.substance)
Lambda max. 427.0 to 431.0 nm(H2O)
Lambda max.2 390.0 to 394.0 nm(H2O)
Absorbance(E1%1cm) min. 430(H2O, 427.0 to 431.0 nm)
Absorbance(E1%1cm)2 min. 420(H2O, 390.0 to 394.0 nm)
Water max. 8.0 %

References

Colour Index 10316
Beilstein 11,275
Reaxys-RN 3839220
PubChem SID 87569899
Merck Index(14) 6393
RTECS# QK1813000
EC Number 212-690-2

GHS

Pictogram
Signal Word Warning
Hazard Statements
  • H317
  • :May cause an allergic skin reaction.
Precautionary Statements
  • P261
  • :Avoid breathing dust/fume/gas/mist/vapours/spray.
  • P272
  • :Contaminated work clothing should not be allowed out of the workplace.
  • P280
  • :Wear protective gloves.
  • P302+P352+P333+P313+P362+P364
  • :IF ON SKIN: Wash with plenty of soap and water. If skin irritation or rash occurs: Take off contaminated clothing. And wash it before reuse.
  • P501
  • :Dispose of contents/container through a waste management company authorized by the local government.

Transport Information

HS Number 3204120090

Application

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