D-Calcium Pantothenate/Vitamin B5(Feed Grade)

Item

Standard

Results

Remark

Appearance

White or almost white powder

Conforms

Identification A, Infrared Absorption

 Match up with the spectrum

Conforms

Identification B, identification of calcium

Normal reaction

Conforms

Identification C, Specific

rotation(Dried Basis)

+25.0---+27.5℃

+27.2℃

Alkalinity

No Pink reaction within 5 seconds

Conforms

Loss on drying

≤5.0%

2.75%

Residual Solvent(Methanol)

≤0.3%

0.1%

Calcium Content

8.2-8.6%

8.3%

Assay(on Dry Basis)

98-101.0%

99.9%

Ordinary impurities

≤1.0%

Conforms

Heavy metal(calculated on the content of Pb)

≤2 ppm

Conforms

pH

6.8-8.0

7.5

Total Aerobic bacteria

≤1000cfu/g

Conforms

Yeast & Mold

≤100cfu/g

Conforms

E-Coli

Negative/10g

Conforms

Salmonella

Negative/10g

Conforms

Conclusion

The batch product complies with USP40 Standard