N-Acetylglucosamine
N-Acetylglucosamine is a basic component of many important polysaccharides in living organisms and helps maintain joint health. It has broad application prospects in functional foods, health foods, cosmetics and other fields.
1. Structural Formula:

2. Molecular Formula: C₈H₁₅NO₆
3. Appearance: White crystalline powder
4. Physical and Chemical Indicators:
|
Item |
Food Grade |
Cosmetic Grade |
|
Assay(dry basis),g/100 g |
98.0-102.0 |
98.0-102.0 |
|
Specific Rotation (20°C),° |
+39.0-+43.0 |
+39.0-+43.0 |
|
pH |
6.0-8.0 |
6.0-8.0 |
|
light Transmittance,% |
≥98 |
≥96 |
|
Moisture,g/100 g |
≤0.5 |
≤0.5 |
|
灰分Ash,g/100 g |
≤0.1 |
≤0.1 |
|
Chloride,g/100 g |
≤0.1 |
≤0.1 |
|
Fe,mg/kg |
≤10 |
— |
|
Pb,mg/kg |
≤1.0 |
≤1.0 |
|
Cd,mg/kg |
≤0.1 |
— |
|
Hg,mg/kg |
≤0.3 |
— |
|
As,mg/kg |
≤0.5 |
≤1.0 |
|
TAMC,CFU/g |
≤100 |
≤100 |
|
TYMC,CFU/g |
≤100 |
≤10 |
|
Coliform,MPN/g |
≤0.92 |
≤0.92 |
|
Salmonella,/25 g |
Negative |
Negative |
|
Staphylococcus Aureus,/25 g |
Negative |
Negative |
N-Acetylglucosamine
N-Acetylglucosamine is a basic component of many important polysaccharides in living organisms and helps maintain joint health. It has broad application prospects in functional foods, health foods, cosmetics and other fields.
1. Structural Formula:

2. Molecular Formula: C₈H₁₅NO₆
3. Appearance: White crystalline powder
4. Physical and Chemical Indicators:
|
Item |
Food Grade |
Cosmetic Grade |
|
Assay(dry basis),g/100 g |
98.0-102.0 |
98.0-102.0 |
|
Specific Rotation (20°C),° |
+39.0-+43.0 |
+39.0-+43.0 |
|
pH |
6.0-8.0 |
6.0-8.0 |
|
light Transmittance,% |
≥98 |
≥96 |
|
Moisture,g/100 g |
≤0.5 |
≤0.5 |
|
灰分Ash,g/100 g |
≤0.1 |
≤0.1 |
|
Chloride,g/100 g |
≤0.1 |
≤0.1 |
|
Fe,mg/kg |
≤10 |
— |
|
Pb,mg/kg |
≤1.0 |
≤1.0 |
|
Cd,mg/kg |
≤0.1 |
— |
|
Hg,mg/kg |
≤0.3 |
— |
|
As,mg/kg |
≤0.5 |
≤1.0 |
|
TAMC,CFU/g |
≤100 |
≤100 |
|
TYMC,CFU/g |
≤100 |
≤10 |
|
Coliform,MPN/g |
≤0.92 |
≤0.92 |
|
Salmonella,/25 g |
Negative |
Negative |
|
Staphylococcus Aureus,/25 g |
Negative |
Negative |
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