Web4,4′-二甲氧基氧化偶氮苯 (PAA)是一种 有机化合物 。. 它在固态是白色粉末,加热时形成 液晶 态。. 它是已知的且容易制备的液晶之一, [1] 在 液晶显示器 的发展用起着重要作用。. [2] 它的液晶范围在118 °C到136 °C之间。. 固态到向列的相变温度为118℃,向列 ... WebJan 10, 2014 · of 1. ULTRA Cell Conditioning Solution (ULTRA CC1) 7. Avoid microbial contamination of reagents, as this could produce incorrect results. 8. This reagent may cause skin and eye irritation. It may also be irritating to mucous. 950-224 membranes and upper respiratory tract. An allergic respiratory or skin reaction may.
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