Good quality Closantel sodium//61438-64-0 manufacturer CAS NO.61438-64-0

item

standard

result

appearance

yellow powder, slightly hygroscopic

yellow powder, slightly hygroscopic

identification

ir: complies with spectrum of closantel sodium crs

reaction: complies with reaction of sodium

conforms

solution appearance

clear, not more intensely coloured than reference solution gy4

clear,

related substances

total impurities

≤1.5%

0.5%

single known impurities

impurity a, b, c, d, e

≤0.2%

<0.05%

impurity f

≤0.3%

<0.28%

impurity g

≤0.5%

<0.12%

impurity h

≤0.3%

<0.05%

impurity i

≤0.3%

<0.05%

impurity j

≤0.2%

0.12%

any other impurity

≤0.2%

<0.05%

water

4.8%~5.8%

5.4%

assay

98.5%~101.5%

100.0%