Hot sale & hot cake high quality CAS 123-31-9 Hydroquinone with reasonable price

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Hot sale & hot cake high quality CAS 123-31-9 Hydroquinone with reasonable price
Hot sale & hot cake high quality CAS 123-31-9 Hydroquinone with reasonable price
Hot sale & hot cake high quality CAS 123-31-9 Hydroquinone with reasonable price
Hot sale & hot cake high quality CAS 123-31-9 Hydroquinone with reasonable price
Hot sale & hot cake high quality CAS 123-31-9 Hydroquinone with reasonable price
Hot sale & hot cake high quality CAS 123-31-9 Hydroquinone with reasonable price
Hot sale & hot cake high quality CAS 123-31-9 Hydroquinone with reasonable price

Hot sale & hot cake high quality CAS 123-31-9 Hydroquinone with reasonable price

  • Item No.99%
    MOQ10 Kilogram / Kilogram
Tag  sourcing

Quantity:

From $6.506.30 / Kilogram
$65.00
You save $ -65.00
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If over 500pcs, mass production will start until pre-production sample has been approved.

Est. 7 days production

Quick Details
Appearance White Crystalline Powder
Place of Origin CN;SHN
Boiling point 285 °C(lit.)
Brand Name QDXIGEMA
Model Number 99%
pka 10.35(at 20℃)
vapor density 3.81 (vs air)
Application Chemical Intermediate
solubility H2O: 50 mg/mL, clear
density1.32
storage temp. Refrigerator
Form Needle-Like Crystals or Crystalline Powder
Fp 165 °C
Melting point 172-175 °C(lit.)
vapor pressure 1 mm Hg ( 132 °C)
Type Pharmaceutical Intermediates
CAS No. 123-31-9
Other Names Hydroquinone
MFC6H6O2
EINECS No. 204-617-8
Purity99.0%min

 

 

 

Product Description

 

 

 

 

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Product nameHydroquinone
SynonymsQuinol; 1,4-Benzenediol; 1,4-Dihydroxybenzene
CAS No.123-31-9
EINECS204-617-8
Molecular formulaC6H6O2
Molecular weight110.11
Appearance
white crytal
Density1.332
Assay0.99
Boiling point285-287 ºC
Packing25kg/bag
ApplicationPharmaceutical Intermediate

 

 

 

 

 

 

 

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Content

99.0%-101%

Range of Melting Point

171-175°C

Test of Solubility in Dilute Acetic Acid

transparently colorless

Residue on Ignition

≤0.05%

Heavy metals (as Pb)

≤0.002%

Iron

≤0.002%

 

 

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Hydroquinone is organic compounds. Hydroquinone are two counterpoint of benzene compounds of hydrogen replaced by hydroxyl form. White crystalline. One 1 gram of hydroquinone toxic, and adult, can appear symptoms such as headache, dizziness, tinnitus, pale face. Hydroquinone in flame, high combustible.


Hydroquinone contact can react with strong oxidizer. Hydroquinone by high thermal decomposition let out poisonous gases. Hydroquinone is mainly used for making black and white contrast, anthraquinone dyes, azo dyes, rubber protective agent, stabilizer and antioxidant. 

 

 

Company Information

Qingdao Sigma chemical Co., Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
 
The aim of Qingdao Sigma chemical Co., Ltd is a quality policy that"Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.

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Packaging & Shipping

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Our Services

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FAQ
Q1: Are you a manufacturer?
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Q4:Can you give me a discount price?
Surely,It depend on your qty
 
Q5:How can i get a sample?
free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
 
Q6: How to confirm the Product Quality before placing orders?
A:You can get free 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.
 
Q7: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.
 

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