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Lotus leaf P.E.

Lotus leaf P.E.

Nelumbo nucifera Gaertn. of dried leaves. The lotus leaf is semicircular or folded fan-shaped, and after unfolding, it is circular, with a full margin or slightly wavy, and a diameter of 20~50cm. upper surface dark green or yellow-green, rougher; The lower surface is light gray-brown, smooth, with 21~22 thick veins, which shoot out from the center to all sides; There is a protruding petiole residue in the center. Brittle, easy to break. It has a slightly clear aroma and a slightly bitter taste. Harvested in summer and autumn, when dried until seven or eight dry, remove the petioles, fold into semi-circular or folding fan shapes, and dry. Lotus leaves are generally distributed in Central Asia, West Asia, North America, India, China, Japan and other subtropical and temperate regions.

Key words:

Lotus leaf P.E.

Classification:

Homologous

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DESCRIPTION

A Plant origin

Lotus leaf P.E.  

【Plant source】: Nelumbo nucifera Gaertn. of dried leaves. The lotus leaf is semicircular or folded fan-shaped, and after unfolding, it is circular, with a full margin or slightly wavy, and a diameter of 20~50cm. upper surface dark green or yellow-green, rougher; The lower surface is light gray-brown, smooth, with 21~22 thick veins, which shoot out from the center to all sides; There is a protruding petiole residue in the center. Brittle, easy to break. It has a slightly clear aroma and a slightly bitter taste. Harvested in summer and autumn, when dried until seven or eight dry, remove the petioles, fold into semi-circular or folding fan shapes, and dry. Lotus leaves are generally distributed in Central Asia, West Asia, North America, India, China, Japan and other subtropical and temperate regions.

【Product specifications】:UV,ruffine:2%

HPLC, rhyone: 2%

2. Physical and chemical properties

[English name]: Nuciferin

【CAS】：475-83-2

[molecular formula]: C19H21NO2

【Molecular Weight】: 295.376 

[solubility]: soluble in benzene, ether, and other organic solvents, difficult to dissolve in water

3. Technical indicators

1. Appearance: brown powder;

2. Total ash ≤5%, acid insoluble ash ≤2.0%;

3. Loss on drying ≤ 5.0%;

4. Heavy metals≤ 10ppm (Pb≤2ppm, Hg≤1ppm, Cd≤0.5ppm, As≤2ppm);

5. Microorganisms (non-irradiation): total colony number≤ 5000CFU/g; Mold and yeast≤ 500CFU/g;

Salmonella: Negative; E. coli: Negative.

IV. Packaging and Storage

[Product packaging]: double-layer plastic bag inside, aluminum foil bag or cardboard drum outside.

【Packing specifications】: 10Kg/barrel, 25Kg/barrel

[Storage conditions]: Place in a cool, dry, dark, and high temperature place.

【Shelf life】: three years

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