a.convenience of us
b. aseptic technique
c. active in protein-rich biomaterials
d .broad spectrum
testing specification |
q/sd001-2009-01r |
item tested |
standard |
appearance |
white or almost white crystal powder |
melting point |
between 132 to 136°c |
ir spectrum |
to match with reference standard |
p-chloroaniline |
not more than 500ppm |
loss on drying |
not more than 1.0% |
residue on ignition |
not more than 0.1% |
color test (20%chg) |
absorbability not more than 0.03 at 480 nm |
purity (hplc) |
not less than 97.5% |
assay |
chlorhexidine base contains not less than 98.0% and not more than 101.0% of l, l -(hexane1-, 6-diyl)bis [5-(4- chlorophenyl)biguanide], calculated with reference of the dried substance. |