DL-Asparagine monohydrate 98%
Fornitore: Thermo Scientific
Synonyms:
DL-Aspartic acid 4-amide monohydrate, H-DL-Asn-OH monohydrate, (±)-2-Aminosuccinic acid 4-amide monohydrate, DL-Asparagine hydrate, H-DL-Asn-OH·H₂O, DL-2-Aminosuccinamic acid monohydrate, 2,4-Diamino-4-oxobutanoic acid monohydrate
CAS No.: 3130-87-8
Formula:
C₄H₈N₂O₃·H₂O Peso molecolare: 150,13 g/mol Punto di fusione: 220 °C (dec.) Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00064400 CAS Number: 3130-87-8 |
Risultati del test di specificazione
Appearance | White Crystalline powder |
Infrared spectrum | Conforms |
Water | 10.5 to 13.5 % (K.F.) |
UV transmittance | ≥90 % (c=10, 2N HCl, 430 nm) 1 cm cell |
Titration with HClO4 | ≥97.5 % |
Chloride and Chlorate (as Cl) | ≤200 ppm |
Nitrate (NO3) | ≤100 ppm |
Sulfate (SO4) | ≤100 ppm |
Calcium (Ca) | ≤50 ppm |
Copper (Cu) | ≤50 ppm |
Iron (Fe) | ≤50 ppm |
Lead (Pb) | ≤50 ppm |
Nickel (Ni) | ≤50 ppm |
Potassium (K) | ≤100 ppm |
Sodium (Na) | ≤100 ppm |
Zinc (Zn) | ≤50 ppm |
Heavy metals (as Pb) | ≤50 ppm |
Insoluble matter | ≤0.01 % |
Iodic acid | ≤1.0 % |
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