Main methylene chloride and chloroform sales. 主营二氯甲烷和三氯甲烷的销售。
The hydroxyl value of epoxy-containing polyester was determined by analyzing acetification principle and using acetyl chloride as acetifier and methylene chloride as solvent. 通过对其酰化原理分析,选用乙酰氯作酰化剂、二氯甲烷作酰化溶剂,测定含环氧基聚酯的羟值。
Characteristics: a white or slightly yellowish crystalline powder, practically insduble in water, freely souble in methylene chloride, soluble in acetone ,slightly soluble in alcohol. 性状：白色或微黄色结晶状粉末，,不溶于水、易溶于二氯甲烷,熔于丙酮、微溶于乙醇。
Do not contact methylene chloride acet (like nail oil) strong acid detergent. 不要接触亚甲基氯化物、丙酮(去指甲油剂)、强酸清洗剂。
Proctically insoluble in water, freely soluble in methylene chloride. 鉴别.