Specification :

Specification: Huperzin-A 1%
Assay: COA

Analysis Item Specification Result Test Method
Active Ingredeints
Assay Huperzine A > 1% 1.20% HPLC
Physical Control
Identification Positive Complies TLC
Appearance Yellow Brown Fine Powder Complies Visual
Odor Characteristic Complies Organoleptic
Taste Characteristic Complies Organoleptic
Sieve Analysis 100% pass 80 mesh Complies 80 Mesh Screen
Loss on Drying 5% Max 1.29% 5g / 105C / 5hrs
Sulfated Ash 5% Max 2.80%
Chemical Control
Arsenic ( As) NMT 2ppm Complies Atomic Absorption
Cadmium( Cd) NMT 1ppm Complies Atomic Absorption
Lead ( Pb) NMT 2ppm Complies Atomic Absorption
Chlorate ( Cl) NMT 1ppm Complies Atomic Absorption
Heavy Metals 10ppm Max Complies Atomic Absorption
Pesticides Residues NMT 1ppm Complies Gas Chromatography
Microbiological Control
Total Plate Count 1000cfu/ g Max 50cfu/ g
P.aeruginosa Absent Complies
S. aureus Absent Complies
Salmonella Absent Complies
Yeast & Mold 100cfu/ g Max 10cfu/ g
E.Coli Negative Negative
Staphylococcus Negative Complies
Aflatoxins NMT 0.2ppb Negative HPLC
Packing and Storage
Packing 25kg/ drum , Packing in paper-drums and two plastic-bags inside.
Storage Store in a well-closed container away from moisture.
Shelf Life 2 years if sealed and store away from direct sun light.