顺酐是一种大宗品原料，又称失水苹果酸酐、顺丁烯二酸酐、顺酐，是顺丁烯二酸的酸酐，室温下为有强烈刺激性气味的白色晶体，化学式为C4H2O3。
Maleic anhydride is a bulk raw material, also known as dehydrated malic anhydride, maleic anhydride, or maleic anhydride. It is an anhydride of maleic acid and is a white crystal with a strong pungent odor at room temperature. The chemical formula is C4H2O3.
用途：主要用于生产不饱和聚酯树脂、醇酸树脂、农药马拉硫磷、低毒农药4049、长效碘胺的原料。也是涂料、马来松香、聚马来酐、顺酐-苯乙烯共聚物。也是生产油墨助剂、造纸助剂、增塑剂和酒石酸、富马酸、四氢呋喃等的有机化工原料。用作环氧树脂的固化，在有机合成中可用于制造丁二酸、丁二酸酐等。在医药工业中用作制造长效磺胺等药物。食品工业中用于制造酸味剂苹果酸及酒石酸等。
Usage: Mainly used as raw material for the production of unsaturated polyester resin, alkyd resin, pesticide malathion, high-efficiency and low toxicity pesticide 4049, and long-acting iodamine. It is also a coating, maleic rosin, polymaleic anhydride, and maleic anhydride styrene copolymer. It is also an organic chemical raw material for producing ink additives, papermaking additives, plasticizers, and tartaric acid, fumaric acid, tetrahydrofuran, etc. Used for curing epoxy resins and in organic synthesis to manufacture succinic acid, succinic anhydride, etc. Used in the pharmaceutical industry to manufacture long-acting sulfonamide and other drugs. Used in the food industry to manufacture acid flavoring agents such as malic acid and tartaric acid.
本品用作环氧树脂的固化剂。本品是重要的基本有机原料之一，主要用于制不饱和聚酯树脂、醇酸树脂、尼龙-4等，也是生产纸张处理剂、胶黏剂、油墨、油漆、剂、除草剂、杀虫剂、植物生长调节剂的主要原料。
This product is used as a curing agent for epoxy resin. This product is one of the important basic organic raw materials, mainly used for the production of unsaturated polyester resin, alkyd resin, nylon 4, etc. It is also the main raw material for the production of paper treatment agents, adhesives, inks, paints, fungicides, herbicides, insecticides, and plant growth regulators.
储运
storage and transportation
应贮存于阴凉干燥处。防止雨淋和日晒。贮存期为3个月。
Store in a cool and dry place. Protect from rain and sunlight. The storage period is 3 months.
包装：
Packaging:
内衬塑料袋，外套编织袋包装，净重25kg、50kg；也可用内衬塑料袋，外装铁桶或木桶包装，净重50kg。
Lined with plastic bags and wrapped in woven outer bags, with a net weight of 25kg and 50kg; It can also be lined with plastic bags and packaged in iron or wooden barrels, with a net weight of 50kg.
