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Item Spec
Appearance Brown fine powder
Odor Characteristic
Extraction Solvents Ethanol & Water
Assay ( Ketone) NLT20.0% by HPLC
Physical & Chemical Tests
Identification by TLC ( + )
Mesh Size 100% pass 80 mesh
Loss on drying ≤ 5.0%
Ash ≤ 5.0%
Heavy Metals ≤ 10.0ppm
Pb ≤ 2.0ppm
Hg ≤ 1.0ppm
Cd ≤ 0.5ppm
As ≤ 2.0ppm
Irradiation sterilization None
Microbiological Control
Total Plate Count ≤ 5000cfu/g
Yeast & Mold ≤ 500cfu/g
E.Coli Negative
Salmonella Negative
Hangzhou HETD Industry Co., Ltd. started out small and only as an export agent of machinery and equipment parts, such as transmission components. Now HETD has grown into a group of companies with 2 ISO certified factories.
In the food & nutritional industry, product lines including herbal extracts, vegetable & fruit powders, food additives, active pharmaceutical ingredients etc.
As the common motto of their staffs, "HETD" stands for Honest, Efficient, Talented and Developing. With over 10 years of unremitting effort in health industry, HETD won a good reputation from the international clients.