Brown spot. Generally occur from July to August, and the prevention and treatment measures are the same with ring vein disease.
Spot blotch. It usually occurs from June to August, and the prevention and treatment method is the same as that of ring vein disease.
Root rot. Exclude water accumulation in time, find the diseased plants to remove them in time, and use lime to disinfect the diseased points or use 50% carbendazim 500 times solution to water the diseased points.
aphid. Use 40% Dimethoate EC 1000 to 1500 times spray.
Red spider. From June to August, the weather was dry and the most prosperous occurred early. It was sprayed with 40% Dimethoate 1500-2000 times liquid.
Silver leaf moth. From May to October the larvae eat leaves. With 90% crystal trichlorfon 1000 times spray.
Pentaerythritol is mainly used in the coatings industry, can be used to manufacture alkyd resin coating, can make the coating film hardness, luster and durability.It also USES up with anger paint, lacquer and printing ink of pine resin needed raw materials, coating and drying oil, smoldering sex and aviation lubricating oil and so on.
Also used in medicine, pesticide and so on production.Pentaerythritol molecules containing four hydroxymethyl equivalent, with high symmetry, so the production raw material is often used as multifunctional compound
By its nitrification can produce pentaerythritol tetranitrate (taian, PETN), is a kind of high explosives;Esterification available pentaerythritol three acrylate (PETA), used as a coating.
Pentaerythritol,Pentaerythritol 115-77-5,Pentaerythritol Msds,98% Pentaerythritol
Shandong Tiancheng Chemical Co., Ltd. , https://www.tianchengchemical.com