6-hydroxy-2-naphthoic acid usp >99% Supplier - Zhejiang Shengxiao Chemicals Co.,Ltd
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6-hydroxy-2-naphthoic acid usp >99%

Description :

 

6-HYDROXY-2-NAPHTHOIC ACID(2,6-BON)

 

Basic Information

Product Number:SX1002
6-Hydroxy-2-naphthalene carboxylic acid;2-Hydroxy-6-naphthoic acid
Molecular formula: C11H8O3
Molecular weight: 188.18
CAS: 16712-64-4

EINECS No: 240-759-7


Physical and chemical properties

Appearance: white to light yellow powder (superior grade), light yellow to light brown powder or lump (qualified product).

Melting point≥245℃,

Solubility: soluble in ethyl alcohol, diethyl ether, benzene, trichloromethane and alkaline solution, slightly soluble in hot water, almost insoluble in cold water.

Detailed Description
Quality index

ITEM

SPECIFICATION

TEST METHOD

Purity(%)

≥99.5% 99.5% MIN

  HPLC

2,3-HNA(%)

≤0.05 0.05 MAX

  HPLC

2-Naphthol(%)

≤0.1 0.1 MAX

  HPLC

2-Naphthalene Sulfonic Acid(%)

≤0.002 0.002 MAX

  HPLC

HNDA(%)

≤0.05 0.05 MAX

  HPLC

2,6-HNA Methyl Ester(%)

≤0.1 0.1 MAX

  HPLC

1,1-Bi(2-Naphthol)(%)

≤0.1 0.1 MAX

  HPLC

Melting Point(℃)

  245-247

Digital Melting Apparatus

Moisture(%)

≤0.1 0.1 MAX

  Baking Oven

Bulk Density(Kg/L)

≥0.48 0.48 MIN

  Gravimetry

Sulfur(PPM)

≤50 50 MAX

  Sulfur Analyzer

Insolubles (PPM)

≤50 50 MAX

  Gravimetry

Color (Pt-Co)

≤50 50 MAX

Colourimetry 1g in 50ml Methanol

Potassium K (PPM)

≤10 10 MAX

  AAS

Sodium Na (PPM)

≤10 10 MAX

  AAS

Iron Fe (PPM)

≤10 10 MAX

  AAS

Calcium+Magnesium Ca+Mg (PPM)

≤10 10 MAX

  AAS

Application

This product functions as an important organic intermediate of engineering plastics, organic pigments, liquid crystal materials and medicines and as monomer of temperature-resistant synthetic materials. 
Packing

Double-layer plastic woven bag, net weight is 25kg, or pp bag, net weight is 500kg/bag or 1000kg/bag.

 

Seller Info :

Zhejiang Shengxiao Chemicals Co.,Ltd

Product Details :

Brandshengxiao chemical
Cas Number16712-64-4
Appearancewhite to light yellow powder
Gradeusp
Purity>99%

Categories :

Polymers
About Suppliers :
Zhejiang Shengxiao Chemicals Co.,Ltd
Quzhou Ebright Chemicals Co., Ltd was first established in 1987, now is developing into supplier of Preservatives, Biocides,UV Filters and Active Ingredients for the personal care and pharmaceutical industries. Our product range are as follows, 1. Preservatives: Allantoin, diazolidinyl urea, imid Read More..

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