Test Items

USP42 Standard Specifications   

Assay

98.0%-102.0%

Chromatographic Purity

 ≥99.8%

DMSO Content %

≤0.1

Appearance

White Crystalline

Odor

Odorless

Melting Poiot ℃

108.5-110.5

Bulk Density g/ml

>0.65

Water Content %

<0.10

Heavy Metals(as pb)

<3ppm

Pb  

<0.1ppm

As

<0.1ppm

Cd  

<0.1ppm

Hg  

<0.1ppm

Residue on Ignition %

<0.10

Coliform(CFU/g)

Negative

E.Coli(CFU/10g)

Negative

Yeast/Mold(CFU/g)

<10

Salmonella

Negative

Standard Aerobic Plate Count(CFU/g)

<10

Total Plate Count(CFU/g)

<1000

Particle Size

60-80Mesh