Ed Ring Seals ,Ed Ring ,Ed Ring Seal,Rubber Ed Ring Ningbo Robon Sealing CO.,LTD , https://www.robonseal.com1. Features: With two necks standard ground mouth
2. Material: high borosilicate glass 3.3Â
3. Color: clear
4. Capacity: 100-2000mlÂ
5. Certificate: CE and ISOApplication
Teaching
Chemical industryÂ
Petrochemical industry
Biochemical pharmaceuticals
Â
Nitrogen flask, 2 necks,  reaction,  with side straight stopcockÂ
Capacity (ml)
Joint Size
50
14/20
100
14/20
100
19/22
100
24/40
250
14/20
250
19/22
250
24/40
500
24/40
500
29/42
Packing & Delivery
Packaging:
1. Inner: 1piece / Bubble paper.
2. Outer: Shipping Carton / According to customers' requirement.
Payment:
1. T/T (Bank Transfer).
2. Western Union.
3. Paypal (For Sample Fee & Courier cost & Small Amount).
4. Sample order: 100% payment before shipment.
Shipment:
1. By Air (China Post Air Mail, ePacket, DHL, UPS, TNT, FEDEX)
2. By Sea (From Qingdao,Shanghai)
3. Terms of Delivery: FOB Qiangdao,Shanghai etc.
4. Both air and sea shippment is available, it's depend on your request.
Deliver Time:
1. Sample order: 3-7 days after receipt of payment.
2. Bulk order: 7-15 days after receipt of payment.
Our Services
 
Prompt Reply:
For all your questions about us or your inquiry,we will reply you details within 24 hours.
Sample Products:
We welcome sample order to test and check quality. Mixed samples are acceptable.
Sample Policy:
We can offer samples(the price varies according to the quantity),The total cost (Including postage) is to be paid by the buyers. 100% payment before shipment.
OEMÂ
We accept and welcome OEM orders, you can provide your idea, designs or graphic. We can make it according to your idea.
Low MOQ:
If you choose our current items, you can order start from 10 piece to check the quality first if this item is in stock. This is the best way for you to know us and our products before you order big amount.
Company Information
BaiBo is one of the leading high quality quartz glass and ceramics manufacturer and supplier in China.
BaiBo has always been a defining force in the sale and fabrication of quartz glass within the semi-conductor, chemical, solar Energy and precise ceramics within semi-conductor , solar energy, textile, electronic, and laser industries.
FAQ
1.Q: How can I get some samples?
A: If have sample in stock, we can offer it free. However, you need to afford the freight charge. If it is need to be customized, we will charge you some fees without profit.
2.Q: How can I place the order to you?
A: You can contact us by TradeManage and send the inquiry through Alibaba.
Also can place the order on line or through Aliexpress are all ok.
3.Q: How can I pay for you?
A: T/T, L/C, West Union and Aliexpress credit card payment.
4.Q: How can I trust you?
A:We are the 8 years Alibaba gold supplier and have more than 10 years experience to own good reputation.
The Trade Assurance Service is ready for you and the guarantee account is USD40000.
5.Q:How to protect my product?
A:We have more than 10years export experience and have received high recognition and praise from our customers.
We have many skilled workers and they know how to protect the product. During the 10 years, there's no breaking.
6. Q: How to send the product to me?
A: By ocean, air or by express.
7. Q: Can you offer door to door service?
A: We have much experience in door to door service and price is competitive.
8.Q:Which certificates do you provide?
A:ISO, RoHS and CE certificates.
Lab Two Neck Round Bottom Flask
Model NO.: OEM
Resistant: High Temperature, High Pressure
Size: Customized
Sio2: > 99.99%
Key Words: Laboratory Quartz Bottom Flask
Price: From Producer, Competitive
Delivery Time: Within 15 Days
Trademark: BB
Transport Package: Neutro-Packing, Seaworthy Woode
Specification: Normal size: 260*200*3mm, 100*100*0.5mm
Origin: China
Laboratory