Guanine 99+%

Supplier: Thermo Scientific Chemicals
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Synonyms: 2-Amino-1H-purin-6(7H)-one

12025-0100 12025-0250 12025-1000
TS12025-0100EA 34 USD
TS12025-0100 TS12025-0250 TS12025-1000
Guanine 99+%
Guanine
Formula: C₅H₅N₅O
MW: 151.13 g/mol
Melting Pt: 360 °C (dec.)
Storage Temperature: Ambient
MDL Number: MFCD00071533
CAS Number: 73-40-5
EINECS: 200-799-8
Merck Index: 13,04580

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Specification Test Results

Appearance White to cream Powder
Infrared spectrum Conforms
Loss on drying ≤0.5 %
HPLC ≥99.0 %
Residue after ignition ≤0.1 %
Ratio of Absorbances lambda max. 248 nm, pH 1
Titration with HClO4 ≥99.0 % (On dry substance)
Heavy metals (as Pb) ≤10 ppm

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