Tiamulin Fumarate CAS NO.55297-96-6

item

specification

appearance

white or almost white crystal powder

identification

hplc: the retention time obtained from the test solution corresponding to that

obtained from the standard solution

ir: ir of the sample corresponding to that reference standard

color and clarity of solution

the solution should be clear and colorless, and the absorbance at 400nm and

650nm are not greater than 0.150 and 0.030

specific rotation

+24~28°

ph

3.1~4.1

loss on drying

≤ 0.5%

melting point

143~149°c

fumarate content

83.7~87.3mg

residue on ignition

≤ 0.1%

heavy metals

≤ 0.001%

solvent residue

≤ 0.5%

chromatographic purity

any identified impurity ≤ 1.0%

any unidentified impurity ≤ 0.5%

total impurities≤ 2.0%

assay (on dried basis)

98.0~102.0%