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Product Name: l-huperzine a

l-huperzine a source:Huperzine-A is a naturally occurring sesquiterpene alkaloid compound found in the firmoss Huperzia serrata.

l-huperzine a introduction: Huperzine-A is an acetylcholinesterase inhibitor similar to Other compounds donepezil, rivastigmine, and galantamine. In the US, Huperzine-A is sold as a dietary supplement for memory support. The botanical has been used in China for centuries for the treatment of swelling, fever and blood disorders. Clinical trials in China have shown it is effective in the treatment of Alzheimer's disease, and has been shown to enhance memory in healthy young students in one study. Huperzine-A is a promising drug for symptomatic treatment of Alzheimer's disease.

Appearance :    brown Powder

Active ingredient:    Huperzine-A

l-huperzine aspecifications: Huperzine-A: 1%, 5%, 20%, 99% by HPLC.

Structural formula:

l-huperzine a Main benefits:

1. Helps repair short-term memory impairment and strengthens brain power.

2. Help focus attention and improve memory.

3. Huperzine-A is an acetylcholinesterase inhibititor.

4. Huperzine-A help treatment for diseases characterized by neurodegeneration.

5.Huperzine-A is also a NMDA receptor antagonist which protects the brain against glutamate induced damage.

l-huperzine a specification



ANALYSIS

SPECIFICATION

RESULTS

METHOD

Assay

 Huperzine A≥98.0

 98.82% 

 HPLC

Appearance

White powder

White powder

Organoleptic

HPLC Identification

Conforms to the standard sample

Conforms to the standard sample

HPLC

l-huperzine a NMR

Conforms

Conforms

NMR

Loss on Drying

≤7.0%

6.58%

ChP

Heavy Metals

10ppm

<10ppm

ChP

Arsenic

≤1ppm

<1ppm

ChP

l-huperzine a Related Substance:

Assay(on dried basis)

97.0%-102.0%

99.92%

HPLC

Any Individual Impurity


≤1.0%

0.54%

HPLC

ee value

99.0%

99.88%

HPLC

Purity

≥98.0%

98.82%

HPLC

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