Hubei Shinrezing Pharmaceutical Technology Co.,Ltd

China professional manufacturer and supplier of Pharmaceutical Intermediates, raw steroid powder, peptides, sarm powders etc.

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99% Assay Organic UV Absorbers 2 2 Dihydroxy 4 4 Dimethoxybenzophenone CAS 131 54 4

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Good quality Benzophenone Powder for sales
Good quality Benzophenone Powder for sales
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99% Assay Organic UV Absorbers 2 2 Dihydroxy 4 4 Dimethoxybenzophenone CAS 131 54 4

China 99% Assay Organic UV Absorbers 2 2 Dihydroxy 4 4 Dimethoxybenzophenone CAS 131 54 4 supplier

Large Image :  99% Assay Organic UV Absorbers 2 2 Dihydroxy 4 4 Dimethoxybenzophenone CAS 131 54 4

Product Details:

Place of Origin: china
Brand Name: shinrezing
Certification: ISO9001
Model Number: 131-54-4

Payment & Shipping Terms:

Minimum Order Quantity: Negotiation
Price: USD/KG
Packaging Details: 25 kg / cardboard barrels or as required
Delivery Time: 3-5 days
Payment Terms: T/T, L/C,Negotiation
Supply Ability: 50000kg/month
Detailed Product Description
Product Name: 2,2'-Dihydroxy-4,4'-dimethoxybenzophenone CAS NO: 131-54-4
Appearance: Pale Yellow Crystalline Powder Assay: 99%
Usage: UV Absorbers Price: Negotiation

2,2'-Dihydroxy-4,4'-dimethoxybenzophenone BENZOPHENONE-6 CAS 131-54-4 EINECS 205-027-3

Product description:

 

2,2'-dihydroxy-4,4'-dimethoxy benzophenone Benzophenone UV absorber. Pale yellow crystals. Melting point 133-136 ℃. Dissolved in ethyl acetate, methyl ethyl ketone and toluene, insoluble in water. UV absorbers is currently the most widely used light stabilizers, this is a class capable of strong, selectively absorb high-energy ultraviolet light, and energy conversion, in the form of heat or radiation to harmless low energy consumption or energy release substances. Containing a hydroxy group ortho of benzophenone ultraviolet absorbing only below 380nm, almost no absorption of visible light.

 

The product is in the range of wavelength 270-380nm absorbs strongly for polyvinyl chloride, acrylic resins, epoxy resins, phenolic resins, nitrocellulose and polyurethanes. However, the product can absorb part of the visible light, the article slightly yellow. White rat oral LD50 of 3000mg / kg. To toxic substances, flammable; thermal decomposition stimulation smoke. Storage features: Treasury ventilation low-temperature drying.

 

This product is slightly hazardous for water Do not allow undiluted product or large quantities to reach ground water, water course or sewage system, without government permission, Do not allow material discharged into the surrounding environment. If used and stored according to specifications. No decomposition. Holding receptacle seal in cool, dry place to ensure that the workplace has a good ventilation or exhaust.

 

Safety phrases:irCauses burns.ritating substance. Irritating to eyes, respiratory system and skin. Avoid contact with skin and eyes.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.Highly flammable. Cause burns. Away from fire.I company for the production plant, complete production equipment and testing equipment. 

 

Quick Detail

 

Product name 2,2'-Dihydroxy-4,4'-dimethoxybenzophenone
Other name BENZOPHENONE-6
CAS register number 131-54-4
EINECS 205-027-3
Molecular formula C15H14O5
Molecular weight 274.27
Molecular structure 99% Assay Organic UV Absorbers 2 2 Dihydroxy 4 4 Dimethoxybenzophenone CAS 131 54 4
Melting point 133-136℃
Assay 99%

 

COA:

 

 

Test Analysis Standard Results
Appearance Pale yellow crystalline powder Conform
Assay(HPLC) ≥99% 99.52%
Transmittance

300-400nm:  ≤1%

450-550nm:  ≥90%

500nm:  ≥95%

Conform
Melting point 133-136℃ 133-136℃
K value ≥49 ≥49
Gardner Color ≤4.0 ≤2.0
Loss On Drying ≤0.5% ≤0.5%
Conclusion   Conform
 

 

 

Our advantages

  1. shinrezing pharmaceutical Technology Co., Ltd  is a production factory.
  2. Our products have exported to Germany, Norway, Poland, Finland, Spain, UK, France, Russia, USA, Australia, Japan, Korea and many other countries.
  3. Professional team special for package and shipment and staring on tracking code 24hours for customs pass guaranteed.
  4. Most products are in stock.
  5. High quality, good price, fast and safety delivery. Shipment by DHL, TNT, FEDEX, HKEMS, UPS, etc.

 

Contact Details
Hubei Shinrezing Pharmaceutical Technology Co.,Ltd

Contact Person: Mr. Wu

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