USD $5.00-10.00 / Gram
USD $1.00-10.00 / Kilogram
USD $5.00-10.00 / Gram
USD $75.00-150.00 / Kilogram
USD $4.50-5.00 / Liter
USD $8.20-8.80 / Kilogram
USD $11,000.00-12,000.00 / Metric Ton
USD $11,000.00-12,000.00 / Metric Ton
USD $11,000.00-12,000.00 / Metric Ton
good quality
competitive price
we specialized in exporting pharmaceutical
chemical name:piracetam
cas no.: 7491-74-9
assay:99%min
chemical name:piracetam
appearance:white crystalline powder
cas no.: 7491-74-9
m.f.:c6h10n2o2
assay:99%min
density:1.239g/cm3
boiling point:408.3°c at 760 mmhg
package:as customers'
gmp piracetam powder /high purity cas 7491-74-9 /pircetm / 2-oxopyrrolidin-l-ylacetamide
colour reaction |
positive reaction |
comparative spectrum |
retention time of the principal peak is identical with that of the comparative solution |
comparative spectrum |
infrared rays absorption spectrum is identical with comparative spectrum |
clarify of solution and colour |
be up to the standard |
ph |
5.0-7.0 |
related substances |
the area of total impurities' peak isn't more than the area of the comparative solution's principal peak |
loss on drying |
≤0.5% |
residue on ignition |
≤0.1% |
heavy metals |
≤20ppm |
assay (hplc) |
98.0%-102.0% |
microbial limit tests |
conforms |
packing |
25kgs or 20kgs/paper drum |
usage |
improve ideation and memory, used to cure memory and ideation regression caused by cerebral arteriosclerosis and cerebrovascular accidents
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