Irritant Caffeine 98.5%, meets analytical specification of BP, USP
Supplier: Thermo Fisher Scientific
Certificates
About this item
CAS Number:58-08-2
:
Formula:C₈H₁₀N₄O₂
MDL Number:MFCD00005758
Merck Index:13,01636
Melting Pt:234…239 °C
Density:1.23 g/cm³
Storage Temperature:Ambient
EINECS:200-362-1
UN:1544
ADR:6.1,III
:194.19 g/mol
:GHS07
Specification Test Results
- Appearance:White or almost white Crystalline powder or crystals
- Infrared spectrum:Conforms
- Melting point:234 to 239 °C
- Loss on drying:≤0.5 %
- Sulfated ash:≤0.1 %
- HPLC:98.5 to 101.0 %
- Appearance of solution:(0.5g in 50 ml water) Clear colorless
- Acidity:≤0.2 ml of 0.01M NaOH
- Titration with HClO4:98.5 to 101.5 % (On anhydrous substance)
- Sulfate (SO4):≤500 ppm
- Heavy metals (as Pb):≤10 ppm
- Residual solvents:Meets the requirements
- Organic volatile imp.:Meets the requirements
- Other alkaloids:no precipitate is formed
Specification Test Results
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Caffeine 98.5%, meets analytical specification of BP, USP
Supplier: Thermo Fisher Scientific