Operation Instructions:

Before beginning filtration, place refinement filter in freezer for best thermal conductivity
Place Refinement Filter on bench top and secure ashless filter paper with compression ring
Place collection base on floor and connect preferred tubing from bottom of refinement filter to the middle port on collection base
Attach vacuum system to dedicated vacuum valve
Begin to pour solution into filter
Close dedicated dip tube valve and start vacuum
Once solution has been completely filtered, stop vacuum system and disconnect from dedicated vacuum valve
Connect dedicated dip tube valve to injection valve on rotovap
Begin rotovap procedure
Open dedicated dip tube valve and begin injecting filtered solution into rotovap

Q: Why would I choose you?

Wenzhou Sunthai Valve Co., Ltd can supply and stock wide range of stainless steel products.We have active managment,experienced technical people,labor workers.High effective sales team.Mass production capacity ensures on-time delivery and quick response to any quote and complaint.

Q: May I have free samples before ordering?

Yes, for small amount,free samples can be provided.Freight is collected on customer

Q: What’s the MOQ?
No MOQ for standard products.Custom parts can be discussed

Q: What is the lead time?
Common items are stocked--3-5 days
Big volume order usually takes about 20-30 days

Q: What’s the payment term?

Paypal, Western Union, T/T and Credit Card.T/T and L/C.

Q: Do you have product warranty?

Yes,12 months warranty.100% inspection on finished products before dispatch.Inferior products can be returned or replaced without excuse.
Repair parts could be supplied for replacement

Q:Do you have mill test certificate?

Yes,each order is traceable by Inspection certificate EN10204 3.1

OEM is welcomed,and we can sign on Non-disclosure Agreement of Commercial Secrets.
Custom facbrication is acceptable.
Any customer wants to be our distributor and partner.Please discuss with us.You will get favorbale support.