| Customization: | Available |
|---|---|
| CAS No.: | 73-31-4 |
| Formula: | C13h16n2o2 |
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| Item |
Standard |
Result |
| Appearance | White to off-white crystalline powder | Conform |
| Identification | IR,UR,HPLC should conform | Conform |
| Solubility | Soluble in aceton, ethyl acetat & in methano; Slightly soluble in water | Conform |
| Loss on drying | ≤1.0% | 0.09% |
| Residue on ignition | ≤0.1% | 0.04% |
| Heavy metals | ≤20ppm | <20ppm |
| Chloride & Sulfate | ≤0.02% | Conform |
| Related substances | Any single impurity≤0.1% | 0.058% |
| Total impurities≤1.0% | 0.48% | |
| Assay | 98.5~101.5%(on dried basis) | 99.65% |
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1. How can l get the samples?
We can provide you free sample for our existing products, the lead time is aroud 1-2 days.
2. Is it possible to custom the labels with my own design?
Yes, and you just need to send us your drawings or artworks, then you can get you want.
3. How can make the payment to you?
We can receive your payment by T/T, ESCROW or Western union which is recommended, and we can also receive by L/C at sight.
4.What is the lead time?
The leading time is different based on different quantity,we usually arrange shipment within 3-15 working days after order confirmation.
5. How to Gurantee after-sale serivce?
First of all,our quality control will reduce quality problem to zero,if there are any problems,we will send you a free item.
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