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

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Hubei Shinrezing Pharmaceutical Technology Co.,Ltd
City: Wuhan
Province/State: Hubei
Country/Region: China
Tel: 86-27-8786-5259
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99% Assay Organic UV Absorbers 2 2 Dihydroxy 4 4 Dimethoxybenzophenone CAS 131 54 4

Brand Name : shinrezing
Model Number : 131-54-4
Certification : ISO9001
Place of Origin : china
MOQ : Negotiation
Price : Negotiation
Supply Ability : 50000kg/month
Delivery Time : 3-5 days
Packaging Details : 25 kg / cardboard barrels or as required
Payment Terms : T/T, L/C,Negotiation
Product Name : 2,2'-Dihydroxy-4,4'-dimethoxybenzophenone
CAS NO : 131-54-4
Appearance : Pale yellow crystalline powder
Assay : 99%
Usage : UV absorbers
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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 name2,2'-Dihydroxy-4,4'-dimethoxybenzophenone
Other nameBENZOPHENONE-6
CAS register number131-54-4
EINECS205-027-3
Molecular formulaC15H14O5
Molecular weight274.27
Molecular structure
Melting point133-136℃
Assay99%

COA:



TestAnalysis StandardResults
AppearancePale yellow crystalline powderConform
Assay(HPLC)≥99%99.52%
Transmittance

300-400nm: ≤1%

450-550nm: ≥90%

500nm: ≥95%

Conform
Melting point133-136℃133-136℃
K value≥49≥49
Gardner Color≤4.0≤2.0
Loss On Drying≤0.5%≤0.5%
ConclusionConform

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.


Product Tags:

uv light absorber

      

ultraviolet light absorbers

      
China Customized Inflatable Bumper Ball Game Bubble Adult Grass CE supplier

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

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