USD $1.00-10.00 / Kilogram
factory price d-xylose for hot sale/cas58-86-6
1.basic information:
molecular formula: c5h10o5
item |
specification |
result |
identification |
meets the requirement |
confirm |
appearance |
white crystals |
white crystals |
assay(c5h10o5) |
98.0~101.0% |
99.31% |
other saccharide |
2.0% max |
0.69% |
moisture |
1.0% max |
0.10% |
residue on ignition |
0.05% max |
0.03% |
specific optical rotation (1g/25ml,water) |
+17.0-+20.0o |
+19.1o |
ph in aqueous solution |
3.0~6.0 |
4.42 |
heavy metals (as pb) |
0.001%max |
pass |
arsenic (as as2o3) |
0.0002%max |
pass |
iron (as fe) |
0.0005%max |
pass |
sulfate |
50ppm max |
pass |
transmittance (2.0g/10ml,in water) |
95.0% min |
96.9% |
total acrobic bactoria,cfu/g |
1000max |
60 |
coliform ,cfu/g |
absent |
absent |
yeast & mold,cfu/g |
100max |
10max |
3.application:
widely used in the production of diabetic products; in the prevention of decay in teeth, lowering serum cholesterase
factory price d-xylose for hot sale/cas58-86-6
1.basic information:
molecular formula: c5h10o5
item |
specification |
result |
identification |
meets the requirement |
confirm |
appearance |
white crystals |
white crystals |
assay(c5h10o5) |
98.0~101.0% |
99.31% |
other saccharide |
2.0% max |
0.69% |
moisture |
1.0% max |
0.10% |
residue on ignition |
0.05% max |
0.03% |
specific optical rotation (1g/25ml,water) |
+17.0-+20.0o |
+19.1o |
ph in aqueous solution |
3.0~6.0 |
4.42 |
heavy metals (as pb) |
0.001%max |
pass |
arsenic (as as2o3) |
0.0002%max |
pass |
iron (as fe) |
0.0005%max |
pass |
sulfate |
50ppm max |
pass |
transmittance (2.0g/10ml,in water) |
95.0% min |
96.9% |
total acrobic bactoria,cfu/g |
1000max |
60 |
coliform ,cfu/g |
absent |
absent |
yeast & mold,cfu/g |
100max |
10max |
3.application:
widely used in the production of diabetic products; in the prevention of decay in teeth, lowering serum cholesterase
4.picture: