1. COA L-ribose 2. COA D-Mannose
Ekofidas s.r.o.
Soumarská 972
10400 Praha l0
Czech Republic
Product: L - R I B O S E
Certificate of Analysis No. : R0109/98
Batch No.:
Empirical Formula: C5H10O5
Molecular Weight: 150.13
CA Registry Number: [24259-59-4]
Description: white crystalline powder
Melting Point (Kofler): 89 - 92 °C
Specifical Optical Rotation: [?]D20 + 20.30 ° (c=2, H2O)
Assay (HPLC): 99.9 %
IR Spectrum: complies with the structure
5 % Solution in Water: clear, colourless
Chloride: less than 0.005 %
Water by K. Fischer: 0.06 %
Sulphated Ash: 0.05 %
Arsenic (AAS): less than 0.00001 %
Lead (AAS): less than 0.000 1 %
Cadmium (AAS): less than 0.0001 %
Copper (AAS): less than 0.0001 %
Iron (AAS): less than 0.0001 %
Zinc (AAS): less than 0.0002 %
Ekofidas s.r.o.
Soumarská 972
104 00 Praha 10
Czech Republic
Product: D-MANNOSE
Certificate of Analysis No. : M01 14/99
Batch No.:
Empirical Formula: C6H12O6
Molecular Weight: 180.16
CA Registry Number: [3458-28-4]
Description: white crystalline powder
Melting Point (Kofler) : 1 28 - 1 32 °C
Specific Optical Rotation: [?]D20 + 13.7 ° (c=4, H2O, 24 h)
Assay (HPLC): 99.8 %
IR Spectrum: complies with the structure
5 % Solution in Water: clear, colourless
Chloride: less than 0.005 %
Sulphate: less than 0.005 %
Loss on Drying 0.13 %
Sulphated Ash: 0.02 %
Arsenic (AAS): less than 0.00001 %
Lead (AAS): less than 0.000 1 %
Cadmium (AAS): less than 0.0001 %
Copper (AAS): less than 0.0001 %
Iron (AAS): less than 0.000 1 %
Zinc (AAS): less than 0.000 1 %