Butyric anhydride 98%
Leverancier: Thermo Scientific
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Gevaar
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ACRO108125000EA
42.4
EUR
ACRO108125000
ACRO108121000
ACRO108120025
Butyric anhydride 98%
Butyric anhydride
Formule:
C₈H₁₄O₃ MW: 158,2 g/mol Kookpunt: 195 °C (760 mmHg) Smeltpunt: –73 °C Dichtheid: 0,963 g/cm³ Vlampunt: 82 °C Opslagtemperatuur: Kamertemperatuur |
MDL-nummer:
MFCD00009389 CAS-nummer: 106-31-0 EINECS: 203-383-4 UN: 2739 ADR: 8,III Merck Index: 13,01594 |
Specificaties testresultaten
Appearance | Clear colorless to light yellow Liquid |
Infrared spectrum | Conforms |
Refractive index | 1.4120 to 1.4140 (20°C, 589 nm) |
GC | ≥97.5 % |
UV | (0.4 % in water) Nucleotidic impurities |
UV | at 260 nm A: ≤0.15 |
Appearance of solution | (500mg in 10ml water) Clear colorless to |
Appearance of solution | faint yellow |
NMR (1H-NMR) | Chondroitin sulfate (over-sulfated): Absent |
Protein | ≤0.5 % (dried substance) |
pH | 5.5 to 8.0 (0.1g in 10ml water) |
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