Anidride butirrica 98%
Fornitore: Thermo Scientific
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Pericolo
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108120025
108121000
108125000
ACRO108120025EA
130
EUR
ACRO108120025
ACRO108121000
ACRO108125000
Anidride butirrica 98%
Anidride butirrica
Formula:
C₈H₁₄O₃ Peso molecolare: 158,2 g/mol Punto di ebollizione: 195 °C (760 mmHg) Punto di fusione: –73 °C Densità: 0,963 g/cm³ Flash Pt: 82 °C Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00009389 CAS Number: 106-31-0 EINECS: 203-383-4 UN: 2739 ADR: 8,III Merck Index: 13,01594 |
Risultati del test di specificazione
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 | at 260 nm A: ≤0.15 |
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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