ITEMS

SPECIFICATION

RESULTS

Characters

A white or slightly yellow,crystalline or amorphous powder ,hygroscopic. Soluble in water ; Practically insoluble in alcohol. The solution in water (1 in 50) is slightly acidic.

Conform

Identification

Complies

Conform

Loss on drying

≤5.0%

1.8%

Water Activity

≤0.30aW

0.150aW

pH (1% water)

3.0 ~5.5

Conform

Heavy metals

＜20ppm

＜20ppm

Accessories

__

maltodextrin

Pepsin activity

≥10000NF.U/mg

10793 NF.U/mg

Total bacteria count

≤10⁴ cfu/g

750 cfu/g

Molds and Yeast

≤10² cfu/g

40cfu/g

E.Coli

Absence/g

Conform

Salmonellae

Absence/10g

Conform

Enterobacteriaceae

≤30CFU/g

10 CFU/g

Conclusion: Activity is based upon the FCC 8 Edition activity units using the current FCC Pepsin assay method. Under the current FCC standard and method the activity of this sample is 3.326U/mg. Other Items complies with the 2010 USPC standard or customer’s requirement.