Items

Specification

Appearance

White or almost white powder

Odor

Odorless

Identification

IR Spectrum

Assay by HPLC

≥99% 

Loss on drying

≤1.0%

Melting point

169~171°C

Ash

≤0.5%

Heavy metals

≤10ppm 

Arsenic

≤2ppm 

Microbiological items

Total plate count

≤1000cfu/g

Yeast & Mold

≤100cfu/g

E.Coli

Negative

Salmonella

Negative

Staphylococcus Aureus

Negative