USD $5.00-10.00 / Gram
USD $1.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
USD $1.00-10.00 / Kilogram
good quality
competitive price
on time delivery
product name: chlorotetracycline
chemical name:7-chloro-4-(dimethylamino)-1,4,4a,5,5a,6,11,12a-octahydro-3,6,10,12,12a-pentahydroxy-6-methyl-1,11-dioxo-2-naphthacenecarboxamide
molecular formula : c22h23cln2o8
molecular weight :478.88
cas registry number : 57-62-5
einecs : 200-341-7
items |
specification |
results |
appearance |
yellow or golden powder |
complies |
identification |
it gives the positive reaction |
complies |
ph value |
5.0~7.5 |
7.3 |
loss on drying |
≤6.5% |
≤3.4% |
heavy metals |
≤20ppm |
complies |
arsenic |
≤2ppm |
96.0% |
assay |
95.0%~110.0% |
99.3 |