| CAS No.: | 119-61-9 |
|---|---|
| Formula: | C13h10o |
| EINECS: | 204-337-6 |
| Type: | Pharmaceutical Intermediates |
| Appearance: | Crystal |
| Quality: | Industrial |
| Samples: |
|---|
| Customization: |
|---|
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Product Name: Benzophenone-4
Identification
Synonyms 2-Hydroxy-4-Methoxy Benzophenone-5-Sulphonic acid;
2-Benzoyl-5-methoxy-1-phenol-4-sulfonic acid; UV-284
Molecular Formula C14H12O6S
Molecular Weight 308.30
CAS Number 4065-45-6
EINECS 223-772-2
Structure
Properties
Appearance Off-white or light yellow crystalline powder
Melting point 170ºC
Stability Stable under ordinary conditions
Specification
| Items | Specifications |
| Appearance | Off-white to light yellow crystalline powder |
| Purity | 99.5% min |
| Melting point | 160.0ºC min |
| Loss on drying | 2.0% max |
| Heavy metals | 20ppm max |
| Specific extinction | At 285nm: 460min |
| At 325nm: 290min |
Application
Benzophenone-4 is readily water-soluble and mainly applied in manufacturing of water-soluble cosmetics for sun screening; applicable to water-based inks and coating materials for UV absorption.
Packing 25kgs cardboard drum
Storage Store in cool and light-resistant place. Keep container tightly closed in a dry and well-ventilated place.
Safety Information
Non-hazardous for air, sea and road freight
Detailed safety information is contained in each Material Safety Data Sheet, which can be obtained from our company.
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.
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