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Metacresol Purple
(CAS RN:2303-01-7 Product Number:M0074)


Metacresol Purple
Synonym m-Cresol Purple

General Information

Product Number M0074

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Purity/Analysis Method
Storage Temperature
M.F. / M.W. C21H18O5S=382.43
CAS RN 2303-01-7
Related CAS RN
MDL Number MFCD00005871
Packaging and Container
  • Product Details
  • Safety & Regulations


Appearance Yellow to Brown to Dark green powder to crystaline
Transition interval(pH) (red)1.2 ~ 2.8(yellow), (yellow)7.4 ~ 9.0(purple)
Lambda max. 432.0 to 436.0 nm
Absorbance min. 0.360(10 mg/L, pH 7.0, 432.0 to 436.0 nm)


Beilstein 19(2)107
Reaxys-RN 350314
PubChem SID 87572187
EC Number 218-960-6

Transport Information

HS Number 2934999090


PubMed Literature

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