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Anidride butirrica 98%

Fornitore: Thermo Scientific
Pericolo

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

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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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