Coomassie brilliant blue G-250, pure

Supplier: Thermo Scientific

Synonyms: C.I. 42655

ACRO191480250EA 73.4 EUR
ACRO191480250 ACRO191480050 ACRO191485000 ACRO191481000
Coomassie brilliant blue G-250, pure
Coomassie brilliant blue G-250
Formula: C₄₇H₄₈N₃NaO₇S₂
MW: 854,04 g/mol
Melting Pt: >100 °C
Storage Temperature: Ambient
MDL Number: MFCD00078482
CAS Number: 6104-58-1

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Specification Test Results

Appearance Dark blue to dark purple Powder
Infrared spectrum Conforms
Loss on drying ≤10 % (1 g, 105°C, 3 h)
HPLC ≥80 %
UV Lambda max 608 to 618 nm (in 50:50 IMS:H2O)
Absorption Ratio P-15/P+15 0.95 to 1.15
Specific absorbance A (1%/1cm) ≥350 (at lambda max.)

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