Good Quality Cosmetic Grade 1, 4-Dihydroxyanthone 99% Pure Hydroquinone Powder Can Be Used for Whitening Cream 123-31-9

• CAS No.: 123-31-9
• Formula: C6h6o2
• EINECS: 204-617-8
• Type: Pharmaceutical Intermediates
• Appearance: Powder
• Quality: Industrial
• Model NO.: 123-31-9
• Colour: White
• Transport Package: 25kg/Bag
• Specification: 25KG/Bag or Fiber Carton
• Trademark: Baovi
• Origin: China
• HS Code: 2907221000
• Production Capacity: 3000metric Ton/Metric Tons/Month

Product Description

Product Description

 

Product Description

 

Products Description

 

CAS No.:	123-31-9
Chemical formula:	C6H6O2
EINECS No.:	204-617-8
Molecular weight:	110.111
Another name:	1,4-Benzenediol; p-Dihydroxybenzene; Hydroquinol; Quinol; 1,4-Dihydroxybenzene; p-Hydroxyphenol; HQ

Data tables:

Index	Content
Melting point:	172-175 °C(lit.)
Boiling point:	285 °C(lit.)
Self-ignition temperature:	516ºC
Vapour pressure:	0.13kPa/132.4ºC
Density:	1.32815
Water solubility:	70 g/L (20 ºC)
Flashing point:	165 °C
Acidity coefficient (pKa):	10.35(at 20ºC)

 
White crystal with special smell solid, discoloration in the light. Freely soluble in hot water. Soluble in cold water, ethanol and ether, slightly soluble in benzene, poisonous. In case of open fire and high heat, react with strong oxidizer, high heat decomposition release carbon monoxide.

 

 

Product Application

 

Application area
 
1. Used as an antioxidant for rubber and gasoline.
2. Photometric determination of phosphorus, magnesium, niobium, copper, silicon and arsenic.
3. It is the raw material for making anthraquinone dyes, azo dyes and medicines.
4. Used as corrosion inhibitor, stabilizer and antioxidant for detergents, and also used in Hair colorants.
5. Mainly used as a photographic developer. Used as a reducing agent for reagents, copper and gold.
6. The hydroquinone is added to the heating and cooling system to slow the corrosion of the metal. When the boiler water preheats oxygen, add hydroquinone, which can remove residual dissolved oxygen.

Packaging & Shipping

 

  

Company Profile

 

Company Profile

Shandong Baovi Energy Technology co.,ltd is located in Jinan city, Shandong province, was founded in 2003.
Products include solvents, antifreeze, anticorrosion, pigment, chemicals intermediates, etc., widely used in agriculture, medicine, food sanitation and other fields.

 

FAQ

 

FAQ

Q1: Are you trading company or manufacturer?
A1: We are chemical factory in China. So we can provide wholesale price.

Q2: How can I get the samples?
A2: We can provide you free sample for our existing products, the lead time is about 1-2 days. You just need to pay the sample delivery cost. 

Q3: Can you provide relevant documents? 
A3: Of course. We can provide Commercial Invoice, Packing List, Bill of loading, COA, Health certificate and Origin certificate. If your markets have any special requirements, just let us know.

Q4: Do you accept third party inspection?
A4: Yes.we do. 

Q5: If the inspection result can not meet the agreement between the two sides, can you bear all the losses caused by this?
A5: Yes, we can. We guarantee that the samples provided will meet the needs of our clients and we will bear the risk of default.

Q6: What types of containers are used to package products from your company?
A6: It is generally 20'FCL or according to customers' requirement.

Q7: How long is your delivery time? 
A7: Generally it is with 7 days if the goods are in stock. According to quantity your required, the delivery time may slightly change. 

Q8: What's your terms of payment? 
A8: We can accept various payment methods, L/C, T/T, D/A, D/P, O/A, Paypal, Western Union etc.

Q9: Can your company accept the special requirements of your customers?
A9: Of course, we can.

Q10: What kind of products does your company still manufacture?
A10: Basic organic chemicals, new organic silicon materials, new fluorine materials, and so on. 

If you have any questiones,please feel free to ask me!