波多野结衣成人影片,日韩一级片网址,殴美老少z0z0,瑟瑟爱亚洲,毛片黄色一级

Service hotline: 0571-86692169

Potassium hydroxide

Product Name: Potassium Hydroxide
Product Name: Potassium Hydroxide(particle)
Packing price: 25kg/RMB
Purity specification: 90%-95%
Product Category: Pharmaceutical Intermediates
CAS No.: 1310-58-3

Molecular formula: KOH

Molecular weight: 56.1
Nature: Strong alkaline and corrosive. Absorb carbon dioxide to form potassium carbonate. The pH of the 0.1 mol/L solution was 13.5. White orthorhombic crystals, industrial products are white or light gray block or rod. Soluble in water, soluble in ethanol, slightly soluble in ether
Uses: There are many industrial applications, most of which are due to the reaction of potassium hydroxide with acids and the corrosive nature of potassium hydroxide itself. Widely used in pharmaceutical intermediates, various potassium salts, food additive ingredients.
Storage: This product is white granule or flake and powder solid or colorless transparent liquid. It is a strong alkali and is highly corrosive. Solids should be sealed and stored in a dry and ventilated warehouse to prevent moisture and heat, and should be stored separately from toxic and hazardous materials. When transporting and unloading, it should be lightly handled to prevent damage to the packaging.

超碰在线人人91| α片在线| 日韩亚洲视频免费A片| 91视频东京热| 大香蕉av在线| 黄色A片视频网| 一级av探花| 免费的黄色av| 竹菊影视成人AV| 91亚洲情色| 一区二区精点| 在线毛片一区二区三区| 日本美女A片| 日韩人妻超碰| 老王黄色网址| 在线色图| 中文黄色毛片。| 激情AV网| 91av色色| 久草三级成人在线| 美国一级黄色视频| 91日韩色一区| AV免费资源在线播放| 97超碰电影| A片小视频| 97超碰在线三级片| 色一区二区3区| 91无码不卡| 亚洲成年人AV影院| 久草91| 日本无码成人| 影音先锋色AV资源| 男人的天堂岛国视频在线| av免费网| 久国产在线播放| 亚洲色情电影网站| 手机在线免费看A片| 一级无码A片网| 色欲性交影视| 成人无码AV观看| 毛片97|