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L-Fucose

L-Fucose

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ENQUÊTE

L-Fucose:

Informations générales
Nom des produits:L-Fucose
N ° CAS :2438-80-4
Formule moléculaire: C6 H12O5
Masse moléculaire: 164,16
Apparence:poudre cristalline blanche
Solubilité:>20 g/l (soluble dans l'eau)
ANALYSE DE BASE
Article Standard Test Results
Identification
UNE H-NMR:Comply with the structure Conforme
B. LC-MS:Comply with the structure Conforme
C. The IR spectrum of sample should be identical with that of reference standard; Conforme
ré. HPLC-ESI-MS Conforme
The retention time of the major peak in the chromatogram of the Assay preparation corresponds to that in the chromatogram of the Standard preparation, as obtained in the Assay.
Crystallinity meets the requirements. Conforme
Perte au séchage ≤2.0% 0.19%
Métaux lourds ≤10 ppm <10ppm
Eau ≤1.0% 0.10%
Sulphated ash ≤0,5 %, determined on 1.0 g. 0.01%
Substances apparentées Unspecified impurities: for each impurity ≤0.10% <0.10%
Total Impurity ≤0,5 % 0.18%
Pureté ≥99,0 % 99.70%
Essai 99.0%~101,0 % (anhydrous substance). 99.80%
Analyse microbiologique
Nombre total de plaques ≤1000ufc/g Conforme
Yeast and Moulds ≤100ufc/g Conforme
E. Coli. Absent Négatif
Salmonelle Absent Négatif
S.aureus Absent Négatif
Stockage Preserve in well-closed, light-resistant and airtight containers. Conforme