Good Price Antioxidant 24 (Ultranox 626) for Plastic Resins CAS 26741-53-7

• CAS No.: 26741-53-7
• Formula: C33h50o6p2
• EINECS: 247-952-5
• Appearance: Powder
• Usage: Coating Auxiliary Agents
• Color: White
• Model NO.: Antioxidants 24
• CAS: 26741-53-7
• Purity: 95.0% Min
• Melting Point: 170.0-180.0°c Min
• Molecular Formula: C33h50o6p2
• Molecular Weight: 604.69
• Transport Package: in 25kgs Net Plastic Bag
• Trademark: SWC
• Origin: China
• Production Capacity: 20mts/Month

Product Description

Product Name  BIS(2,4-DI-TERT-BUTYLPHENYL) PENTAERYTHRITOL DIPHOSPHITE

Identification
Synonyms   Ultranox 626;Bis(2,4-di-tert-butylphenyl) pentaerythritol diphosphite; 3,9-Bis(2,4-bis(1,1-dimethylethyl)phenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro(5.5)undecane; ADK Stab PEP 24; Mark PEP 24
Molecular Formula C33H50O6P2
Molecular Weight  604.69
CAS Number  26741-53-7
EINECS/ELINCS 247-952-5

Properties
Appearance  white crystalline powder
Melting Point  170-180°C

Specification

Item	Specification
Appearance	White crystalline powder
Purity	95.0% min
Melting point	170.0-180.0°C min
Volatiles	1.0% max
Acid value	1.0mgKOH/g max
Free 2,4-di-t-butylphenyl	1.0% max

Application
High-effective solid phosphite ester antioxidant, which is superior to other phosphite ester in the effective protection of polymers' color. It is often blended with phenolic principal antioxidant (such as Antioxidant 1010) to prepare composite antioxidant which improves the thermo-stability of polymer processing, thus making it widely applied in PE, PP, PS, PA, PC, ABS and many other polymer materials. Reference dosage at 0.1%-0.3%.

Packing and Storage
Packing  In 25kgs net plastic bag into Aluminum bag with nitrogen protection into carton.
Storage  Keep container tightly closed. Away from moisture ad heat to avoid hydrolysis.  

Frequently Asked Questions

Q1: May I get one sample before placing order?
Re: Yes, Sample are available. For normal products, samples are for free and you just need to bear the freight; 

For those high value products, you just need to freight and certain product cost. When we both cooperate for 

some times or when you are our VIP customer, free sample will be offered when you need.

Q2: Which payment is available for your company?
Re: T/T, L/C. You can choose the one which is convenient for you. 

Q3: How and when can I get my goods after payment?
Re: For small quantity products, they will be delivered to you by international courier(DHL, FedEx, TNT etc.) 

or by air. Usually it will cost 3-5days that you can get the goods after delivery.For large quantity products,

shipping by see is worthwhile.It will cost days to weeks to come to your destination port, which depends on 

where the port is.

Q4: Is there any possible to use my appointed label or package?
Re: Yes. If needed, we'd like to use label or package according to your requirement. 

Q5: How can you guarantee the goods you offer is qualified? 
Re: We always believe honesty and responsibility are basis of one company, so whatever products we provide 

for you all are qualified. We will have goods tested and provide COA before delivery for sure.