(±)-Äppelsyra 99+%
Leverantör: Thermo Scientific
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Varning
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Synonyms:
(±)-Äppelsyra
125250010
125250050
125252500
125255000
ACRO125250010EA
1200
SEK
ACRO125250010
ACRO125250050
ACRO125252500
ACRO125255000
(±)-Äppelsyra 99+%
DL-Äppelsyra
Formel:
HOOCCH(OH)CH₂COOH MW: 134,09 g/mol Kokpunkt: 306 °C (1013 hPa) Smältpunkt: 128…132 °C Densitet: 1,601 g/cm³ (20 °C) Flampunkt: 203 °C Storage Temperature: Omgivande |
MDL Number:
MFCD00064212 CAS nummer: 6915-15-7 EINECS: 210-514-9 Merck Index: 13,05730 |
Specifikation testresultat
Appearance | White to off-white Crystalline powder or crystals |
Infrared spectrum | Conforms |
Melting point | 128 to 132 °C |
Sulfated ash | ≤0.1 % |
Specific optical rotation | -0.1° to +0.1° (25 °C, 589 nm) (C=8.5%,H2O) |
Titration with NaOH | ≥99.0 % |
Lead (Pb) | ≤2 ppm |
Impurity | ≤0.05 % Maleic acid |
Insoluble matter | ≤0.1 % (in water) |
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