Molecular formula: SOCl₂, molecular weight: 118.97
Properties: colorless or light yellow transparent liquid with a pungent odor, density 1.640g/cm³, melting point -104 ℃, the standard atmospheric pressure boiling point 76 ℃, soluble in benzene, chloroform, carbon tetrachloride, certain metals can be dissolved Iodide, when heated to 140 ℃, decomposition of chlorine, sulfur dioxide and sulfur chloride.
Executive Standard: Q/ZSH001-1998
Uses: mainly used to produce acyl chloride, also used in pesticides, pharmaceuticals, dyes and other production.
Specifications:

Packaging: Industrial use of thionyl chloride and 300KG steel plastic bottles 25KG drum.
1. thionyl chloride with glass bottles, the application plug seal, plus a plastic film tightly enclosed, with the final stone sterile sealed bottle net weight 25KG. Packed with glass bottles of thionyl chloride permeable cage should be placed in a strong wooden box, box operation with a soft padded material, take the angle iron or external box with wire reinforcement.
2. packaged in plastic barrel with copper, the barrel cover plus oral application of rubber spacers to tighten or barrel net weight 300KG, can also be packaged according to user requirements 40KG, 150KG thionyl chloride and other product specifications.

Transportation: thionyl chloride as the inorganic acid corrosive goods, UN No: 91019, thionyl chloride transport should strictly enforce the Ministry of Communications, Ministry of Railways Transport of Dangerous Goods Rule IX: "corrosive substance"transport provisions of the rules of the transport handling . Loading and unloading, should be gently, to prevent impact, upside down, put an end to the barbaric operation. Transportation process to have anti-snow measures to prevent damp, affecting the quality of packaging and product quality, to avoid dangerous accidents.

Storage: Store in thionyl chloride was dry, cool and ventilated warehouse.