High Quality Pharma Intermediates 2, 3-Acid/3-Hydroxy-2-Naphthoic Acid 92-70-6

• Customization: Available
• Powder: Yes
• Customized: Non-Customized
• Model NO.: Beta-Sitosterol
• Suitable for: Elderly, Children, Adult
• State: Solid
• Purity: >99%
• MW: 414.72
• Mf: C29h50o
• Refractive Index: 1.5000
• Form: White Solid
• Transport Package: 25kg/Drum,1kg/Bag or According to Customer Request
• Specification: standard
• Trademark: xigema
• Origin: China
• Production Capacity: 50000000

Product Description

Product Description

 

Product Description

3-Hydroxy-2-naphthoic acid 92-70-6

 

Chemical Name: 2-hydroxy-3-naphthoic acid

Aliases: 3-hydroxynaphthalene-2-carboxylic acid

CAS Number:  92-70-6

Formula:C11H8O3  

MW: 188.179 

Physical properties: pale yellow powder.Soluble in alcohol,ether,benzene and alkali solution,insoluble in water,

product specification: 98%

Appearance:pale yellow powder

Purity:  ≥98%

melting point: 218 ~ 221 ° C. 

Insolulble matter in alkali: ≤0.2%

Testing Items	Standard    Indicator	Testing Result H1501256	Testing Result H1501257	Testing Result H1501258
Appearance	Light yellow powder	Up to the standard	Up to the standard	Up to the standard
Melting PointºC	≥217	217.90	218.00	218.00
Purity Bon Acid Content %	≥98.5	98.95	99.09	99.09
Beta Naphthol %	≤0.6	0.54	0.53	0.49
Moisture %	≤0.30	0.12	0.13	0.12
2,6 Acid %	≤0.30	0.25	0.23	0.26
Quantity		200g	200g	200g
Conclusion		Qualified	Qualified	Qualified

 

  3-Hydroxy-2-naphthoic acid 92-70-6

 
Advantage

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.

Packaging & Shipping

 

Shipping Terms
By Express	By Air	By Sea
Suitable for under 50kg       Fast: 3-7 days         High cost       Door to door service,       easy to pick up the goods	Suitable for more than 50kg       Fast: 3-7 days       High cost       Port to port,        professional broker needed	Suitable for more than 500kg     Slow: 7-45 days     Low cost     Port to port,      professional broker needed

Company Information
 

Qingdao Sigma Chemical Co.,Ltd 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.