Model No.: cas no 92-70-6
Name: 3-Hydroxy-2-naphthoic Acid
Density: 1.399 G/cm3
MP: 218-221 °C(lit.)
BP: 400ºC)’>Decomposes (> 400ºC)
Packaging: Drum & Bag & As request
Productivity: 10000kg per month
Brand: zhishang chemical
Place of Origin: Shandong China (Mainland)
Supply Ability: 10000kg
Certificate: ISO CE
HS Code: 92-70-6
High quality 3-Hydroxy 2-naphthoic acid 92-70-6
Appearance and traits: light yellow powder
Density: 1.399 g/cm3
Melting point: 218-221 °C (lit.)
Boiling point: Decomposes (> 400oC)
Flash point: >150°C
Water solubility: PRACTICALLY INSOLUBLE
Stability: Stable under normal temperatures and pressures.
Storage conditions: Store in a cool, dry place. Keep container closed when not in use.
This product is mainly used in the manufacture of naphthol AS and other various phenol intermediates, but also can be used for medicine, organic pigment intermediates.
After salt formation between β-naphthol and sodium hydroxide, heating and dehydration under reduced pressure, the resulting anhydrous β-naphthol salt is carbonized with carbon dioxide to produce a sodium salt of 2,3 acid, which is then acidified with sulfuric acid to obtain a finished product.
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8.Raw materials from Chinese origin.
1> Cosmetic Raw Materials: Cosmetics is a variety of raw materials through a reasonable deployment of processing from the compound mixture. Cosmetics with a wide range of raw materials, different performance. According to the Raw Material properties and uses of cosmetics, can be divided into matrix materials and auxiliary raw materials in two categories.
2> Active Pharmaceutical Ingredients(API): API refers to the raw materials in the production of various types of preparations, which is the active ingredient in powder,crystal and paste for medicine use through chemical synthesis,plant extract, and preparations of biotechnology institute.
3> Fragrance And Spices: Spices are an important part of fine chemicals, it is composed of natural spices, synthetic spices and single fragrance.
4> Organic Raw Material: Intermediates are also known as organic intermediates. The use of coal tar or petroleum products as raw materials to produce dyes, resins, additives, and other intermediates.
5> Chemicals Used In Paints: Paint, the traditional Chinese name is paint. So-called coating is coated on the surface of the object that be protected or be adornment, and with the continuous film coating to form strong adhesion.
6> Pharmaceutical Intermediates: The so-called pharmaceutical intermediates, refers to the production of pharmaceutical products in the process, the use of raw materials, materials, accessories and other intermediate products.
7> Agricultural Chemicals: Research and agriculture related chemical, including pesticide, plant growth regulator, fertilizer, compound fertilizer, herbicide etc.