Customization: | Available |
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Certification: | RoHS, BRC, ISO, FDA, HACCP |
Assay Method: | HPLC |
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Product Name |
N-Acetyl-L-cysteine
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Specification: |
99%
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Appearance | White crystals or crystalline powder | Shelf Life | 2 years if sealed and store away from direct sun light. |
Introduction | |||
N-Acetyl-L-cysteine NAC is a stable form of the non-essential amino acid cysteine. It is a sulfur-containing amino acid that acts as a stabilizer for the formation of protein structures and promotes the formation of glutathione. It helps support brain and neuronal tissues. |
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Main functions | |||
1) Antioxidants and mucopolysaccharide reagents. Application: Food and healthy care product,Healthy nutrition,Cosmetics,Feed. |
ITEM | SPECIFICATIONS | TEST RESULTS |
Appearance | White crystals or crystalline powder | White crystalline powder |
Assay, % | 98.5~101.0 | 99.3 |
Identification | Infrared absorption | Conforms |
pH value | 2.0~2.8 | 2.21 |
Specific optical rotation[a]D20° | +21°~+27° | +25.4° |
Melting point, ºC | 106~110 | 107~109 |
Transmittance, % | ≥98.0% | 98.9% |
Loss on drying, % | ≤0.5 | 0.15 |
Residue on ignition, % | ≤0.2 | 0.09 |
Chloride, % | ≤0.04 | <0.04 |
Sulfate, % | ≤0.03 | <0.03 |
Ammonium, % | ≤0.02 | <0.02 |
Heavy metals (as Pb), % | ≤0.001 | <0.001 |
Iron (Fe), % | ≤0.002 | <0.002 |
Other amino acids | Not detectable | Not detectable |
Hangzhou Greensky Biological Tech Co., Ltd.
[ Payment ] West Union / Paypal / L/C / TT
[ Delivery Time ] Within 1 week after payment received
[ Package ] Net weight 25kg/drum , Packing in paper-drums and two plastic-bags inside.
[ Storage ] Store in a well-closed container in cool & dry place away from strong light and heat.
1. Warranty: TWO Years If Sealed and Store Away From Direct Sun Light.