Molecular formula:

C₁₉H₁₅O₅Cl₃

Molecular weight:

429.63

CAS No.:

Structure Formula:

dentification:

White or almost white crystalline powder

Loss on drying:

≤1.0%

Residue on ignition:

≤0.2%

Heavy metals:

≤20ppm

Assay(HPLC):

≥88.0%

Packing:

20kg/barrel

Storage:

Keep dry, stable at room temperature.