GIHI CHEMICALS CO., LIMITED
Sialic acid is a naturally-occurring building block for compounds such as glycoproteins and gangliosides, and is therefore found in cell membranes, in the plasma and in glandular secretions such as saliva.
Synonym：5-(acetylamino)-3, 5-dideoxy-d-glycero-d-galacto-2-nonulosonicaci; Lactaminicacid; 5-Acetamido-3, 5-Dideoxy-D-Glycero-D-Galacto-2-Nonu; 5-Acetamido-3, 5-Dideoxy-D-Glycero-D-Galacto-2-Nonulosonicacid; 5-Acetamido-3, 5-Dideoxy-D-Glychemicalbookcero-D-Galacto-Nonulopyranosonicacidhydrate; 5-Acetamido-3, 5-Dideoxy-D-Glycero-D-Galactononulosonicacid; 5-Acetamido-3, 5-Dideoxy-D-Glycero-D-Galactonulosonicacid; 5-Acetylamino-3, 5-Dideoxy-D-Glycero-D-Galacto-2-Nonulosonicacid
CAS No.: 131-48-6
EC No.: 205-023-1
MF: C11H19NO9
MW: 309.27
Packing:
100g/bag; 500g/bag; 1kg/bag; 25kg/drum
Recommended storage method:
Store in a cool, dry and ventilated place.
Recommended storage temperature:
2 - 8 °C
Product usage:
Dietary Supplements, Cosmetic raw materials
Parameters of N-acetylneuraminic Acid
|
Item |
Specification |
|
Appearance |
White to off-white crystals or powder |
|
Odor |
No odor (no acetic acid taste) |
|
pH |
1.8-2.3 |
|
Optical Rotation |
-30°~-34° |
|
Moisture |
≤1.0% |
|
Ash |
≤1.0% |
|
Heavy Metals |
≤10ppm |
|
Arsenic |
≤0.3ppm |
|
Lead |
≤0.1ppm |
|
Chromium |
≤0.3ppm |
|
Mercury |
≤0.3ppm |
|
Iron |
≤5ppm |
|
Transmittance |
≥99.0% |
|
Ethanol residue |
≤0.5% |
|
Dibutyl phthalate |
Negative |
|
Total microbial count |
≤100cfu/g |
|
Yeasts & Molds |
≤10cfu/g |
|
Salmonella |
Negative |
|
Coliforms |
Negative |
|
Staphylococcus Aureus |
Negative |
|
Listeria |
Negative |
|
Enterobacter sakazakii |
Negative |
|
Bacillus cereus |
≤50cfu/g |
|
Purity( HPLC) |
≥99.0% |
|
Assay ( HPLC) |
≥99.0% |
