Premium quality flaked naphthalene, made in belgium, Cas: 91-20-3 Minimum order: one forty foot container
1-Cyano Naphthalene(CAS:86-53-3)
Specifications of industrial naphthalene: Property Grade a Grade b Grade c Appearance White, light red or light yellow flake or powder are allowed
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
Physical and chemical characteristics of naphthalene are mentioned below: Temperature of crystallization 78.6 c min Mass share of ash 0, 01 % max Mass share of sulfur 0, 3 % max Mass share of water 0, 1 % max External looking: solid product like a tablet (weight is not exceeding till 50 kg) Colour: from light gray to gray Place of origin Russia 25-50 bags
Items Standards Appearance Yellow beige powder Identification Meet the requirements Solid content , % 92% min Sodium sulphate , % 10.0max Water content, % 8.0max Ph value 7.0-9.0 Bulk density, g/cm3 0.5-0.8 Impurity 0.05% max Calcium & magnesium 0.4% max. 25kg 40kg 1000kg per bag.
Naphthalene ball
Molecular formula: c10h8 Physical and chemical properties: white or light yellow, flaky or powdery crystals. Easily volatile with special aromatic smell , highly sublime, do not dissolve in water, can dissolve in benzene, alcohol, ethers, chloroform, carbon disulfide and etc. Its melting point is 80.1¡æ, boiling point is 217.9¡æ, flash point is 78.89¡æ, pyrophoric point is 526 ¡æ, belongs to the secondary flammable solids. Application: it is a kind of anhydride for making benzene, and used as material for making synthetic fibre, 2¦â-phenol, naphthylacetic acid, insecticide, glucide, dehrmidizer and etc. It can used as anti-aging agent for producing pesticide, rubber, plastic, too. Transportation: industrial naphthalene is loaded in knitted bags which should be transported by trucks or by railway and subjects to the specific requirement of transportation
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
