Nickname: Benzene, coal tar naphthalene, naphthalene pills Character: colorless and shiny monoclinic crystal. Flammable. The smell is also volatile at normal temperature and can sublimate. Melting point 80.29 ℃, boiling point 218 ℃, relative density 1.145 (20/4 ℃), 0.9625 (100/4 ℃), ignition point 86 ℃, self-ignition point 526.11 ℃, refractive index 1.5898, flash point (open cup) 78.89 ℃. 1g of this product is soluble in 13ml of methanol or ethanol, 3.5ml of benzene or toluene, 2ml of carbon tetrachloride and 1.2ml of carbon disulfide. Insoluble in water. It can also volatilize with water vapor and belongs to Class 4 hazardous chemicals

包裝：50KG/復合編織袋裝生產方法：1.由煤焦油分離，高溫煤焦油中萘約占8%-12%，將煤焦油蒸餾，切取煤油，經脫酚，脫喹啉，蒸餾得成品萘。2.由石油烴制得：催化重質重整油，催化裂化輕循環油，裂解制乙烯的副產焦油等。

Packaging: 50KG/composite woven bag production method: 1. It is separated from coal tar, and naphthalene in high-temperature coal tar accounts for about 8% - 12%. The coal tar is distilled, cut into kerosene, and the finished naphthalene is obtained through dephenolization, dequinoline and distillation. 2. Produced from petroleum hydrocarbons: catalytic heavy reforming oil, catalytic cracking light circulating oil, tar by-product of cracking to ethylene, etc.

、貯運注意事項：儲存于陰涼、通風的庫房。遠離火種、熱源。庫溫不超過32℃，相對濕度不超過80％。包裝密封。應與氧化劑分開存放，切忌混儲。運輸途中應防曝曬、雨淋，防高溫。中途停留時應遠離火種、熱源。車輛運輸完畢應進行徹底清掃。

Place of origin: Shanghai Baosteel VI. Precautions for storage and transportation: store in a cool and ventilated warehouse. Keep away from kindling and heat sources. The temperature of the warehouse shall not exceed 32 ℃ and the relative humidity shall not exceed 80%. The package is sealed. It shall be stored separately from oxidant and shall not be mixed. During transportation, it shall be protected from sunshine, rain and high temperature. Keep away from kindling and heat source during stopover. The vehicle shall be thoroughly cleaned after transportation.

用途：萘是工業上重要的稠環烴，主要用于生產苯酐；各種萘酚；萘胺等，是生產合成樹脂；增塑劑；染料的中間體；表面活性劑；合成纖維；涂料；農藥；醫藥；香料；橡膠助劑和殺蟲劑的原料。。

Use: naphthalene is an important industrial condensed hydrocarbon, mainly used for the production of phthalic anhydride; Various naphthols; Naphthylamine is used to produce synthetic resin; Plasticizer; Dye intermediates; Surfactant; Synthetic fiber; Paint; pesticides; Medicine; Spices; Raw materials for rubber additives and pesticides..

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