USD $1.00-1.00 / Kilogram
USD $10.00-10.00 / Gram
USD $20.00-40.00 / Kilogram
USD $3.00-10.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
USD $9.00-99.00 / Kilogram
99% purity antifungal pharmaceutical powder griseofulvin with bp standard
product name |
griseofulvin |
cas |
126-07-8 |
mf |
c17h17clo6 |
mw |
352.77 |
einecs |
204-767-4 |
purity |
99% |
appearance |
white powder |
certification |
iso 9001, usp, bp
|
standard |
bp standard |
grade |
pharma grade |
usage |
it is an antifungal drug. it is used both in animaland in humans, to treat rigworm infections of the skin and nails. it is derived from the mold penicillium griseofulvum. |
packing |
discreet packing ways as your requirement, 100% go through |
storage |
store in cool and dry area and keep away from direct sunlight |
payment |
bank transfer, moneygram, , bitcoin |
function:
item | specification |
result |
characteristics |
a yellowish-white, microfine powder |
a yellowish-white, microfine powder |
melting point | 220ºc about 220ºc |
218.4ºc-219.4ºc |
specific optical rotation | +354o~+364o |
+356o |
identification | meets the requirements |
meets the requirements |
check-up particles size | meets the requirements |
meets the requirements |
acidity |
0.25g consumed 0.02mol/l naoh not more intensely coloured than reference solution y4 |
0.6ml |
clarity and colour of solution |
the solution is clear and not more intensely coloured than reference solution y4 |
y5~y6 clear y5~y6 |
matter soluble in petroleum spirit | ≤0.2% |
0.1% |
sulphated ash | ≤0.2% |
0.1% |
related substances | -cl:<0.60 -h<0.15 |
-cl:0.48-h:0.04 |
loss on drying | ≤1.0% |
0.1% |
abnormal toxicity | meets the requirements |
meets the requirements |
assay(on the anhydrous substance) | 97.0%~102.0% | 98.3% |
conclusion |
the above certificate of analysis is in compliance with bp/ep,meets the standard requirements. |