乌克兰少妇xxxx做受,国产chinasex对白videos麻豆,波多野结衣的AV电影,国产边添边摸边做边爱,久久国产色AV免费看

Product Description

Features

Quinoline copper, also known as 8-hydroxy quinoline copper, is a yellow to green powder that is soluble in chloroform and concentrated acid, slightly soluble in dilute acid, pyridine, and quinoline, and insoluble in most organic solvents. Quinoline copper is a bactericidal and mold inhibitor mainly used in polyurethane plastic rubber, leather, paper, textiles, coatings, wood, etc. It can also be used as a pesticide, medicine, synthetic metal corrosion inhibitor, and other aspects.

Packaging and Storage

200KG/drum double-mouth plastic drum. Store in a cool, ventilated (15°C-40°C), dry place with a shelf life of 2 years. Shipping as non-hazardous chemicals。