千层塔提取物(石杉碱甲）

石杉碱甲为我国首创从天然植物(千层塔)中提取的增强记忆功能的新活性物质。本厂独创了国内Zui先进的生物提取技术进行分离精制，纯度可高达98 % 以上 。本品是可塑性胆碱酯酶抑制剂类药品中治疗指数高，毒性小的一类新的化合物，并被卫生部批准为治疗早老性痴呆症的新药。本品适用于良性记忆障碍，提高患者指向记忆、联想学习、图像回忆、无意义图形再认及人像回忆等功能，对痴呆患者和脑器质性病变引起的记忆障碍亦有改善作用

性状 白色粉末
鉴别 正性反应
干燥失重 ≤5.0%
砷 ≤1ppm
重金属 ≤10ppm
石杉碱甲含量 ≥1%-98%(hplc)
保质期 二年

it is the active ingredient extracted from huprzia serrata(lycopodium serratum), originated in china. our factory originates the most advanced technology at home, which separates and refines the ingredient, the purity of which amounts to more than 98%. it is the new compound with high efficacy and low toxicity, which can inhibit elastic choline esterase. besides, it is the new medicine curing senile dementia, ratified by the health ministry. it can improve the benignant memoty disorder, associable study, image recall, meaningless pattern recognition and human portrait remembrance, and memory disorder resulting from the dementia and cerebral diseases.


specifications:
1) refined huperzine-a: ≥ 1-98% (hplc)
2) pure huperzine-a: ≥ 98%
3) product name: huperzine
4) extracted part: entire herb except roots
5) extract solvent: none
6) extract medium: none
7) appearance: white crystalline powder
8) no odor and moisture absorption
9) arsenic: ≤ 1ppm
10) hg: ≤ 10ppm
11) heavy metals: ≤ 20ppm
12) pesticide: ≤ 10ppm

inner packing:
25kg/double-layer aluminum foil bag