USD $20.00-80.00 / Kilogram
USD $15.00-50.00 / Kilogram
USD $3.00-10.00 / Kilogram
USD $3.00-10.00 / Kilogram
USD $10.00-10.00 / Gram
USD $15.00-50.00 / Kilogram
USD $3.00-9.00 / Kilogram
ipriflavone
assay 98.5% ~101.0% 99.7% |
identification |
standardization |
|
result |
aspect |
white to yellowish white crystals or crystalline powder |
|
complied |
color change |
it gradually turns yellow on exposure to light |
|
complied |
solubility |
soluble in acetonitrile, sparingly soluble in methanol and in methanol(99.5%), and practically insoluble in water |
|
complied |
identification |
1)uv spectra of sample exhibit similar with standard spectra |
|
complied |
|
2)ir: spectra of sample exhibit similar with standard spectra |
|
complied |
melting point |
116℃~119℃ |
|
complied |
loss on drying |
0.5% max |
|
complied |
residue on ignition |
0.1%max |
|
complied |
heavy metals |
10ppm max. |
|
complied |
as |
1ppm max |
|
complied |
any other individual impurity |
0.5%max. |
|
0.13% |
total impurities |
1.0% |
|
0.40% |
particle size |
|
|
|
d90 |
150μm max. |
|
111μm |
d50 |
15~50μm |
|
19μm |
packaging
factory
faq
if you have any question when you contact or before place an order to us, please first check the below information for reference. you can find information that can help you decide whether your product or related accessory needs service, and see what service options are available to you.