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p-Xylenol Blue
(CAS RN:125-31-5 Product Number:X0016)


p-Xylenol Blue

General Information

Product Number X0016

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Purity/Analysis Method >95.0%(HPLC)
Storage Temperature
M.F. / M.W. C23H22O5S=410.48
CAS RN 125-31-5
Related CAS RN
MDL Number MFCD00005870
Packaging and Container
  • Product Details
  • Safety & Regulations


Appearance Orange to Brown to Dark purple powder to crystal
Purity(HPLC) min. 95.0 area%
Lambda max. 433.0 to 437.0 nm(pH7.0)
Absorbance min. 0.370(10 mg/L, pH 7.0, 433.0 to 437.0 nm)
Transition interval(pH) (red)1.2 to 2.8(yellow), (yellow)8.0 to 9.6(purplish blue)


Beilstein 19(2)111
Reaxys-RN 363132
PubChem SID 87577882
Merck Index(14) 10083
EC Number 204-736-5


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 2934999090


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