White or off white crystalline powder
A: TInfrared absorptionT
Loss on drying
Residue on ignition
Insoluble in water, soluble in acetone, slightly soluble in ethanol, methanol
Organic volatile impurities
Meets the requirements
Acetone: NMT 0.1%
N,N-dimethylformamide: NMT 0.088%
Not less than 98.0% and not more than 102.0%
5.0 kgs/Al-foil bag
or upon customers' request.
Store in a well-closed container away from moisture
2 years if sealed and store away from direct sun light.
within 3 days after get the payment
Q1: How to contact with us?
Click the Alibaba "Contact Supplier", send us message, you will get reply within 24 hours.
Q2:Which kind of payment terms do you accept?
For small order,you can pay on Alibaba by trade assurance.
For bulk order, you can pay to our company's bank account.
Q3:How can i get a sample?
You can talk to us, we normally send sample by FEDEX, DHL,EMS.
You need to pay for the shipping cost.
Q4: How to confirm the Product Quality before placing orders?
You can get some sample, or we can send certificate of analysi or HPLC or NMR to you.
Q5:How can I make payment safe?
The whole transaction is under Alibaba's (Third party) inspection.