PRODUCT

(+/-)-

Verapamil hydrochloride

(CAS:152-11-4)

MANU. DATE

2022.06.20

BATCH NO.

220601

REPORT DATE

2022.06.20

RETEST DATE

2025.06.19

CRITERIA

USP36

ITEMS

STANDARD

TESTING RESULT

APPEARANCE

A white crystalline powder

Conforms

INDENTIFICATION

A;B;C

Conforms

MELTING POINT

140.0~144.0℃

142.5~143.0℃

LOSS ON DRYING

≤0.5%

0.22%

PH

4.5~6.5

5.5

RESIDUE ON IGNITION

≤0.1%

0.08%

RELATED SUBSTANCES

Total impurity≤0.5%

0.32%

Single impurity≤0.3%

0.09%

RESIDUAL SOLVENT

Acetone≤5000ppm

Conforms

Toluene≤890ppm

Conforms

Chloroform≤60ppm

Conforms

ASSAY

99.0~101.0%

99.6%

CONCLUSION

Passed