Pharmaceutical Grade 99% Pure CAS 123-31-9 1,4-benzenediol/Hydroquinone Powder
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Product name: |
Hydroquinone |
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Other Name: |
1,4-Benzenediol |
| CAS No: | 123-31-9 |
| Appearance: | White Crystalline Powder |
| Grade: | Cosmetic |
| Molecular Formula: | C6H6O2 |
| Melting Point: | 172-175 °C(lit.) |
| Boiling Point: | 285 °C(lit.) |
| Density: | 1.32 |
| Refractive Index: | 1.6320 |
1. Hydroquinone is organic compounds. White crystalline powder.
2. Hydroquinone is toxic. Adult takes 1 gram by accident, can have headache, dizziness, tinnitus, pale complexion and other symptoms.
3. Hydroquinone is highly flammable in flames.
4. Hydroquinone can react with strong oxidizer.
5. Hydroquinone releases poisonous gas when it is decomposed by heating.
6. Hydroquinone is mainly used for making black and white contrast, anthraquinone dyes, azo dyes, rubber protective agent, stabilizer and antioxidant.
Functions:
1. Hydroquinone is used primarily as a photographic developer. Hydroquinone and alkylate is widely used for monomer stored process of adding inhibitor. The commonly used concentration is about 200 PPM.
2. Hydroquinone can be used to produce rubber antioxidant.
3. Hydroquinone can be used to produce anthraquinone dyes, azo dye, and as pharmaceutical raw materials.
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1. Any inquiries will be replied within 12 hours.
2. Dedication to quality, supply & service.
3. Strictly on selecting raw materials.
4. OEM/ODM Available.
5. Reasonable & competitive price, fast lead time.
6. Sample is available for your evaluation & Formulation development.
7. Faster delivery:Sample order in stock and 3-7 days for bulk production.
8. We have strong cooperation with DHL, TNT, UPS, FEDEX, EMS. Or you also can choose your own shipping forwarder.
9. After-Sale Service:
(1) International Authorized Third-Party Test For The Products You Demand.
(2) 60 Days Warranty of quality of goods.
Q1: How to start orders or make payments?
A: Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by Alibaba Trade Assurance (Credited Card Accepted),T/T, Western Union or Paypal or Escrow(Alibaba).
Q2: How to confirm the Product Quality before placing orders?
A: You can get samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples. You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q3: How about delivery leadtime?
A: Delivery lead time: About 3-5 days after payment confirmed. (Chinese holiday not included)
Q4: Is there a discount?
A: Different quantity has different discount.
Q5: How do you treat quality complaint?
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