Customization: | Available |
---|---|
Powder: | Yes |
Customized: | Non-Customized |
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Sialic acids refer to a family of neuraminic acids which contain nine-carbon acidic amino monosaccharides. The most important member of the sialic acid is N-Acetylneuraminic acid (NeuAc or NANA), occurring most abundantly in glycoproteins and glycolipids.Among all types of sialic acids, only N-Acetylneuraminic acid can be found in human tissues. Therefore, sialic acid, to human beings, refer to NANA. SA manufacture will be carried out using biocatalytic process. The micro-organism cells catalyse two substrates N-acetylglucosamine and pyruvate to biosynthesize SA in a water solution, which is subsequently concentrated and crystalysed. SA will be recrystalised as the refinery process.
Product Name
|
Sialic Acid/N-acetylneuraminic acid
|
Other name
|
NANA;Lactaminic acid;Galactononulosonic acid
|
Appearance
|
White crystalline Powder
|
Grade
|
Food/Medicine grade
|
CAS
|
131-48-6
|
MF
|
205-023-1
|
Specification
|
98%
|
Storage
|
Keep in cool & dry place, stay away from strong light and heat
|
Shelf Life
|
24 months
|
ITEMS
|
STANDARD
|
RESULT
|
Appearance
|
White crystal powder
|
Conform
|
Smell
|
Sweet and sour taste
|
Conform
|
Assay
|
NLT98.0%
|
98.12%
|
SO42-(2% Solution)
|
NMT0.05%
|
0.01%
|
pH
|
1.8~2.3
|
2.1
|
Loss on Drying
|
NMT2.0%
|
0.76%
|
Optical Rotation | -30°~-34° | -32° |
Ignition Residue
|
NMT2.0%
|
Conform
|
Aflatoxin B1
|
NMT0.5μg/kg
|
Conform
|
Pb
|
NMT0.1mg/kg
|
Conform
|
As
|
NMT0.5mg/kg
|
Conform
|
Hg
|
NMT0.01mg/kg
|
Conform
|
Total Plate Count
|
NMT1,000cfu/g
|
Conform
|
Yeasts/Moulds
|
NMT100cfu/g
|
Conform
|
Enterobacteriaceae
|
NMT60MPN/100g
|
Conform
|
Staphylococcus Aureus
|
Not detected
|
Conform
|
Salmonella
|
Not detected
|
Conform
|
1. Anti-virus function;
Packing
|
1kg/bag ,25kg/bag;25kg/drum; according to your requirements |
Transit | Fedex, TNT,DHL,EMS,and so on. |
Port | Shanghai/Tianjin/Dalian/Beijing/Xi'an |
Lead Time | 3-5 working days upon received the payment |
For mass orders, it will be delivered by air or sea. Depending on your location, please allow 1-5 business days for your order to arrive. For small order, please expect 3-7 days by UPS DHL EMS. For mass order, please allow 5-8 days by Air, 15-30 days by Sea. |