Salbutamol impurity I - (1RS)-2-[(1,1-dimethylethyl)amino]-1-[3-(hydroxymethyl) -4-benzyloxyphenyl]ethanol

Salbutamol impurity J - 2-[(1,1-dimethylethyl)amino]-1-[4-hydroxy-3-(hydroxymethyl)phenyl]ethanone (salbutamone)

Salbutamol sulfate for system suitability

Salbutamol sulphate

Salicin

Salicylic acid

Salicylic acid impurity B - 4-hydroxyisophthalic acid

Salmeterol xinafoate

Salmeterol xinafoate for peak identification

Salmeterol xinafoate for system suitability