USD $5.00-7.00 / Gram
USD $5.00-7.00 / Gram
USD $5.00-7.00 / Gram
USD $5.00-7.00 / Gram
USD $10.00-100.00 / Kilogram
USD $8.20-8.80 / Kilogram
USD $8.20-8.80 / Kilogram
USD $8.20-8.80 / Kilogram
USD $8.20-8.80 / Kilogram
1. well-trained professional sales team dedicated to source, audit and export.
2. well-trained r & d team equipped with new knowledge, new ideas and new insights to support product development and innovation.
3. well-established partnership with major pharmaceutical and chemical companies in china.
4. wide range of products and efficient regulatory documentation offered to customers.
product name |
praziquantel |
||
batch no. |
20171012 |
report date |
2017/10/14 |
mfg. date |
2017/10/12 |
retest date |
2020/10/11 |
quantity |
500kg |
quality standard |
usp38 |
test |
specifications |
results |
|
appearance |
white or practically white crystalline powder |
conforms |
|
solubility |
very slightly soluble in water, freely soluble in alcohol and chloroform |
conforms |
|
identification |
ir |
conforms |
|
melting point |
136~142℃ |
138.7~140.3℃ |
|
heavy metals |
≤0.002% |
conforms |
|
loss on drying |
≤0.5% |
0.2% |
|
phosphate |
≤0.05% |
conforms |
|
residue on ignition |
≤0.1% |
conforms |
|
related compounds |
impurity a ≤0.2% |
0.03% |
|
impurity b ≤0.2% |
0.06% |
||
impurity c ≤0.2% |
0.02% |
||
assay |
98.5%~101.0% |
99.4% |
|
residue solvent |
dichloromethane: ≤600ppm |
nd |
|
ethyl acetate: ≤5000ppm |
conforms |
||
ethanol: ≤5000ppm |
conforms |
||
conclusion |
the results conform to the usp38 standard. |