Complaint
| PRAZIQUANTEL | |
| Chemical Name | 2-Cyclohexyl-carbonyl-1,3,4,6,7,11b-hexahydro-2H-pyrazine(2,1-a)isoquinoline-4-one |
| CAS Number | 5268-74-1 |
| Molecular Formula | C19H24N2O2 |
| Molecular Weight | 312.41 |
| Molecular Structure | |
| Packing | 25Kg/Drum |
| Capacity | 5MT/Year |
| Storage | Keep tightly closed in light-resistant containers. |
| Application | Anti-worm. it is adaptive blood fluke, tapeworm, cysticercus, lung fluke. |
| Items | Specification |
| Appearance | White or almost white crystalline powder |
| Melting Range | 136 ~ 142ºC |
| Identification (IR) | The IR spectrum of the sample corresponds to the IR spectrum of the RS |
| Identification (HPLC) | The retention time of the major peak from the sample solution corresponds to that of the standard solution |
| Phosphate | ≤0.05% |
| Loss on Drying | ≤0.5% |
| Sulphated Ash | ≤0.1% |
| Residue on Ignition | ≤0.1% |
| Heavy Metals | ≤20ppm |
| Related Substances | Sum of impurity A and RRT0.63 ≤0.1% |
| Impurity B ≤0.2% | |
| Impurity C ≤0.1% | |
| Any individual unspecified impurity ≤0.05% | |
| Total impurities ≤0.5% | |
| Assay | 98.5 ~ 101.0% |
| Residual Solvents | Methylene chloride ≤600ppm |
| Acetone ≤5000ppm | |
| Standard | USP41 |
THE CHOICE OF COMWIN, TO ACHIEVE A WIN-WIN SITUATION!
ComWin International Co.,Ltd was founded in 1992. Changzhou ComWin Fine Chemicals Co.,Ltd. as a subsidiary was established in 2003. Its manufacturing site is situated in Huangyan Economic Development Zone, Taizhou with the total area approximately 70,000M² and nearly 80 staff.
ComWin is specializing in producing and distributing APIs, Animal healthcare products, Nutritional Ingredients. Our main products are 5-Chloro-2-pentanone, 2-MeTHF, Orlistat, Rosuvastatin Calcium, Fipronil, Cloprostenol Sodium and Noni Juice.
International logistics services is our highlighted strengths, such as cold-chain, hazardous shipment, door to door, which we've been providing to Sanofi, Merial, Vetoquinol, IMCD, Reckitt Benckiser, etc.
Q1:Can i get some samples?
A: Yes, we can supply the free sample, but the shipping cost be paid by our customers.
Q2: Which kind of payment terms do you accept?
A: T/T, LC, D/P and Flexible payment by Credit approved.
Q3:Which transportation do we use?
A:Samples could be DHL, UPS, TNT, EMS, Fedex, and so on. For mass orders, it will be delivered by air or sea.
Q4: How about your delivery time?
Generally, it takes 5 working days after receiving your advance payment.
Q5: How do you treat quality complaint?
A: First of all, our quality control guarantees that quality is accomplished with the confirmed specification, and we take 100% responsibility for our orders.
Q6:How can we trust you?
A: You are always warm welcomed to visit us at any time. Before we start B2B, MIC has audited our company on-spot and approved our credit.
Q7:Do you test all your goods before delivery?
A:Yes, we have 100% test before delivery.
