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) Packed with woven bag lined with plastic bag, 31kg/bag, 490 bag/20'FCL
Appearance: Colorless flaky crystal with luster Purity (hplc): ¡ã99.0% Boiling point: 218c Melting point: 79 - 83c Density: 0.99g/ml at 25 c (lit.) Flash point: 78c Solubility: Insoluble in water, soluble in ethyl ether, ethanol, chloroform, carbon disulfide and benzene Risk mark: Xn;n Risk codes: R22; r40; r50/53 Un no.: Un 1334 Packing: 25kg /fiber drum with the lining of plastic film Use: It is the basic chemical material, used for pesticide, dye intermediates and mothball Our company have own r&d team, so we can guarantee our technique update at all times to satisfy different customers requirement. At the same time we have professional sales team for international trade, to give you best and quick service during our cooperation. All these can ensure our company to be a leading manufacturer and supplier of coal chemicals. 25kg bag or drum
Supplier: Refined naphthalene powder, naphthalene balls
Buyer: Crude coal tar
Supplier: Refined naphthalene
Supplier: Refined naphthalene
Supplier: Coal tar, asphalt, benzene, toluene, xylene, alkyl benzene industrial, naphthalene, crude naphthalene, refined naphthalene
Appearance: Colorless or light yellow transparent liquid Purity (hplc): 96.0% Boiling point: 181 ~ 182 Melting point: -5 ~ -3 c Density: 0.996g/ml at 25 (lit.) Flash point: 58 c Solubility: Insoluble in water, soluble in ethanol , ether and acetone Risk mark: Xn Risk codes: R10; r65 Un no.: Un 3295 Packing: 200kg galvanized iron drum Use: Used for pharmaceutical and flavor&fragrace intermediate, coumarone-indene resin. 200kg galvanized iron drum or iso tank
Appearance: Light yellow powder or needle crystal Purity (hplc): 98.0% Boiling point: 379 ~ 381 c Melting point: 284 ~ 286 c Density: 1.438g/ml at 25 ¡æc (lit.) Flash point: 185 ¡æc Solubility: Insoluble in water, soluble in ethyl ether, ethanol and acetone Risk mark: Xi; Risk codes: R36/37/38;r43 Un no.: Packing: 25kg plastic woven bag or fiber drum with the lining of plastic film Use: Dyestuff intermediate, such as indanthrene series vat dye, acidic dye, part of reactive dye Our company have own r&d team, so we can guarantee our technique update at all times to satisfy different customers requirement. At the same time we have professional sales team for international trade, to give you best and quick service during our cooperation. All these can ensure our company to be a leading manufacturer and supplier of coal chemicals. 25kg bag
Appearance: White or light yellow acicular inclined crystal Purity (hplc): 98.0% Boiling point: 279 c Melting point: 96 c Density: 1.069g/ml at 25 c (lit.) Flash point: 135 c Solubility: Insoluble in water, slightly soluble in ethanol Risk mark: Xi Risk codes: R36/37/38 Un no.: Un 3077 Packing: 25kg /fiber drum with the lining of plastic film 25kg bag
