| CAS No.: | 131-54-4 |
|---|---|
| Formula: | C15h14o5 |
| EINECS: | 205-027-3 |
| Type: | Synthesis Material Intermediates |
| Appearance: | Powder |
| Quality: | Refined |
| Samples: |
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| Customization: |
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Suppliers with verified business licenses
Audited Supplier | Product Name | Good Quality 2,2'-Dihydroxy-4,4'-dimethoxybenzophenone / UV absorber UV BP-6 / CAS 131-54-4 |
| CAS NO. | 131-54-4 |
| Appearance | Light yellow powder |
| Purity | 99% |
| Melting Point | 133-136 °C |
| Boiling Point | 377.26°C |
| Density | 1.2662 |
| Storage | 2-8°C(protect from light) |
| Application | Organic and inorganic chemical industry; Organic synthesis intermediate; Aromatic hydrocarbons; Organic chemical industry; Light stabilizer; Ultraviolet ray absorbent |
| Usage | 2,2' -dihydroxy-4,4'-dimethoxybenzophenone is used as a uv absorber. |
| Item | Specification |
| Appearance | White or light yellow powder |
| Melting point | ≥134ºC |
| Loss on drying | 0.5% |
| Assay | ≥ 99.0% |
| Hazen | ≤2.0 |
| Heavy metal | ≤5ppm |
Transmittance |
<1% at 300-400nm >90% at 450-550nm >95% at 500nm |
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Packing : |
1kg/bag ,25kg/bag;25kg/drum; according to your requirements |
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Transit: |
Fedex, TNT,DHL,EMS,and so on. |
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Port: |
Shanghai/Tianjin/Dalian/Beijing/Xi'an |
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Lead Time : |
3-5 working days upon received the payment |
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For mass orders, it will be delivered by air or sea. Depending on your location, please allow 1-5 business days for your order to arrive. For small order, please expect 3-7 days by UPS DHL EMS. For mass order, please allow 5-8 days by Air, 15-30 days by Sea. |
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Q1: What's your MOQ?
A:It depends on different products,we can accept sample order or provide free sample for your test.
Q2:How about delivery leadtime?
A:Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)
Q3: Is there a discount?
A:Different quantity has different discount.
Q4:How to start orders or make payments?
A:Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T, Western Union or Bitcoin.
Q5: How do you treat quality complaint?
A:First of all, our quality control will reduce the quality problem to near zero. If there is a real quality problem caused by us, we will send you free goods for replacement or refund your loss.
Q6. Do you test all your goods before delivery?
A:Yes, we have 100% test before delivery,International Authorized Third-Party Test for the products if you need are highly welcomed.
Suppliers with verified business licenses
Audited Supplier 
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