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Quick Details

  • CAS No.: 91-20-3
  • Other Names: refine naphthalene flakes
  • MF: C10H8
  • EINECS No.: 202-049-5
  • Place of Origin: Shandong, China (Mainland)
  • Grade Standard: Industrial Grade
  • Purity: 99%
  • Appearance: white flakes solid
  • Application: Industry
  • Brand Name: TIANKAI
  • Model Number: industry grade
  • color: snow white

Packaging & Delivery

Packaging Details 25kg plastic bag
Delivery Time within 20days

Quick Details

CAS No.:

91-20-3 72931-45-4

Other Names:

naphthalene

MF:

C10H8

EINECS No.:

202-049-5

Place of Origin:

Jiangsu, China (Mainland)

Grade Standard:

Industrial Grade

Purity:

>99%

Appearance:

white flakes, White

Application:

Dye,medicine

Brand Name:

WXSIGMA

Model Number:

SGM Naphthalene

Molecular Weight:

128.16

Molecular Formula:

C10H8

Melting Point():

80.2

Boiling Point():

221.5 at 760 mmHg

Flash Point():

78.9

CAS RN.:

91-20-3 72931-45-4

EINECS:

202-049-5

Density:

1.037 g/cm3

refractive_index:

1.632

  

Packaging & Delivery

Packaging Details:

polyethlene woven bags (25-50kg/bag)

Delivery Detail:

prompt shipment

 

Product Description

 Refined Naphthalene Cas:91-20-3 (72931-45-4)                                                                       

1Appearance: White solid, crystal flake 
2Naphthalene content: 98.5-100% 
3Melting point: 79-81 
4boilling point: 218

 

<img src="//sc01.alicdn.com/kf/HTB1ODYwHXXXXXcKXXXXq6xXFXXXe/206136721/HTB1ODYwHXXXXXcKXXXXq6xXFXXXe.jpg" alt="Refined Naphthalene Cas:91-20-3 (72931-45-4)" width="118" height="81" style="display: block; margin-left: auto; margin-right: auto;" ori-width="88" ori-height="58">

Refined Naphthalene is the most important condensed-nuclei aromatics in industry. Its Molecular Formula is C10H8, Which is the coal tar's most abundant constituent, and

usually it is produced by recycling from distilling coal tar and coke-oven gas or by the

secondary purification of industrial naphthalene.

 

 

Name

Refined Naphthalene

Synonyms

Naphthalene

Molecular Formula

C10H8

Molecular Weight

128.17

CAS Registry Number

91-20-3;72931-45-4

Specification

>99%

Appearance

White Flakes

Assay

98% min

Specific Rotation

22.8~28.8 degree

Loss on Drying

Not more than 5.0%

pH

1.0~3.0

Heavy Metals (Pb)

Not more than 10 PPM

Quality Standard

Customer's Standards

Use

Intermediate Medicinal

Availability

Regular production

Packing

polyethlene woven bag (25-50kg/bag) 

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