Original
The company profile was verified by 
Structural formula:
Technical indicators:
Character:white crystalline solid
Content:≥98.5％
Optical rotation:+22.0°-+26.0°
Water content:≤0.2％
Heavy metal:≤20ppm
Singleimpurity:≤0.1％
The residue:≤0.2％
Packing:25kg cardboard drum,lined double layer plastic bag
