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Adenine sulphate (synthetic) 98%

Dodavatel: Thermo Scientific
Varování

ACRO163631000EA 13760 CZK
ACRO163631000 ACRO163630250
Adenine sulphate (synthetic) 98%
Adenine sulphate
Vzorec: C₅H₅N₅·½H₂SO₄
MW: 184,17 g/mol
Bod tání: 285 °C (rozkl.)
Storage Temperature: Ambient
MDL Number: MFCD00213655
CAS číslo: 321-30-2
EINECS: 206-286-5

Objednat

Výsledky specifikačního testu

Appearance White to light yellow Powder
Infrared spectrum Conforms
Loss on drying ≤2 % (1 g, 105°C, 5 hrs) (vacuum)
Sulfated ash ≤0.1 % (800°C)
TLC Homogeneous
UV spectrophotometry ≥97.5 % (lambda max. 262 nm, pH 1)
UV spectrophotometry molar absorptivity 13100 +/- 2%, on dry basis
UV transmittance ≥95 % (c=0.5, H2O, 430 nm) 1 cm cell
Ratio of Absorbances 0.74 to 0.78 (A250/A260)
Ratio of Absorbances 0.34 to 0.38 (A280/A260)
Titration with NaOH ≥97.5 %
Heavy metals (as Pb) ≤10 ppm

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