Xanthine 98%

: Thermo Fisher Scientific

Xanthine 98%

: Thermo Fisher Scientific

:69-89-6

:

:C₅H₄N₄O₂

:MFCD00078453

:152.11 g/mol

:12,10193

:>300 °C

:200-718-6

:GHS07

:Ambient

Appearance:
White to light yellow Powder
Infrared spectrum:
Conforms
Loss on drying:
≤1 % (105°C, 5 hrs)
Sulfated ash:
≤0.2 % (800°C)
HPLC:
≥97.5 %
TLC:
Homogeneous
UV spectrophotometry:
98 to 102 % (lambda max. 278 nm, pH 10)
Appearance of solution:
(c=1, 1M NaOH) clear colorless to light yellow soln
Heavy metals (as Pb):
≤10 ppm

ACRO14917