USD $15.00-50.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $70.00-90.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $3.00-10.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
good quality
competitive price
on time delivery
name:ceftiofur
cas no.: 80370-57-6
m.f.: c19h17n5o7s3
description: off-white or light yellow powder
animal treatment
chemical name:ceftiofur
cas no.: 80370-57-6
molecular formula: c19h17n5o7s3
description: off-white or light yellow powder.
function: 3rd generation cephalosporin for animal treatment only.
packing : 1kg/tin;5kg/tin;10kg/tin;10kg/drum;25kg/drum.
ceftiofur free acid
cas no.:80370-57-6
m.f:c19h17n5o7s3
assay:99%min
appearance:white, grey-yellow powder
items |
specification |
analysis result |
identification |
the retention times of the major peaks in the chromatogram of the assay preparation correspond to those of the standard preparation obtained in the assay |
conform |
description |
white, grey-yellow powder |
grey-yellow crystalline powder |
solution color |
not darker than 9# yellow standard solution |
conform |
constituted solution |
thinner than no.1 standard liquid of turbidity |
0.5 |
water content |
not more than 3.0% |
2.4% |
solvent residue |
not more than 2.0% |
conform |
assay |
nlt 98% (calculated on anhydrous substance) |
105.0% |