USD $8.80-8.80 / Gram
USD $6.00-9.00 / Gram
USD $8.80-8.80 / Gram
USD $6.00-9.00 / Gram
USD $2.00-10.00 / Kilogram
USD $11,000.00-12,000.00 / Metric Ton
USD $10.00-100.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $11,000.00-12,000.00 / Metric Ton
1.name:valsartan
2.cas:137862-53-4
3.quality: usp33
4.m.f:c24h29n5o3
5.use:anti-hypertension
6.specification of valsartan in usp33 version:
items |
specification |
|
appearance |
white or off white powder |
|
solubility |
very soluble in methanol and ethanol .sparingly soluble in chloroform practically insoluble in water |
|
identification |
||
--ir |
similar to standard |
|
--hplc |
similar to standard |
|
absorbance |
nmt0.02 at 420nm(1/20 in methanol ) |
|
water |
nmt 2.00% |
|
residue on ignition |
nmt 0.1% |
|
heavy metals |
nmt 0.001% |
|
related compounds related compounds a related compounds b related compounds c any other individual impurity total impurities(not include related compound a ) |
nmt1.0% nmt0.2% nmt0.1% nmt0.1% nmt0.3% |
|
assay (hplc) |
nlt98.0% and nmt102.0% calculated on the anhydrous basis |
|
residual solvents by gc hexanes ethylacetate methylenechloride xylene (mixture) |
nmt290ppm nmt5000ppm nmt600ppm nmt2170ppm |
|
conclusion: conforms to the usp33 |