Ksantyna 98%
Dostawca: Thermo Fisher Scientific
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Uwaga
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149170050
149170250
149171000
ACRO149170050EA
254
PLN
ACRO149170050
ACRO149170250
ACRO149171000
Ksantyna 98%
Ksantyna
Formuła:
C₅H₄N₄O₂ Temp. topnienia: >300 °C Temperatura przechowywania: Temperatura otoczenia |
Numer MDL:
MFCD00078453 Numer CAS: 69-89-6 Numer WE (dawny EINECS): 200-718-6 Klasyfikacja Merck : 12,10193 |
Wyniki testów specyfikacyjnych
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 | molar absorptivity 9300 +/- 2%, on dry basis |
Appearance of solution | (c=1, 1M NaOH) clear colorless to light yellow soln |
Heavy metals (as Pb) | ≤10 ppm |
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