Shelf Life

2 years

Packing

5kg/tin

Analysis Test

Specification

Description

Off-white or light yellow powder

Identification

Retention time of major peak correspond to standard

Assay

=93%(on anhydrous basis, as C19H17N5O7S3)

Aqueous solution clarity and color

Solution should be Clear;or lighter than no.1 turbidity standard, or lighter than no.9 yellow or orange yellow reference solution

Residual solvent

Acetone =0.5

Water

=3.0%

Residual on ignition

=0.5%

Heavy mental

=20 PPM

Related substance

The sum of each impurity peak area shall not be greater than 1.5 times of the main peak area of reference solution (3.0%)

Storage

Keep tightly closed, keep away from sunlight. Storage in a refrigerator (2-8?) 

Transportation

Avoid the sun, rain, shock, handle with care

Determination

Complies with Chinese veterinary drug standard 2010