硬脂酸化學(xué)試劑 ;司的令,十八酸,脂蠟酸,十八烷酸,十八碳烷酸 ;Octadecanoic acid,液化石油氣,二甲醚,甲縮醛,乙縮醛,乙醇,室內(nèi)空氣,焦?fàn)t煤氣,煉廠氣,過(guò)氧化物,苯系物,三甲胺,環(huán)氧乙烷
硬脂酸化學(xué)試劑
硬脂酸化學(xué)試劑 詳細(xì)信息:
硬脂酸 ;司的令,十八酸,脂蠟酸,十八烷酸,十八碳烷酸 ;Octadecanoic acid
在90-100℃下慢慢揮發(fā)。幾乎不溶于水(20℃時(shí),100毫升水中只溶解0.00029g,溶于酒精,丙酮,易溶于、氯仿、苯、、二硫化碳、醋酸戊酯和甲苯等。
測(cè)定水硬度。比濁法中測(cè)定鈣、鎂和鋰。測(cè)定相對(duì)分子量的溶劑。促進(jìn)酸化的活性劑。
商品硬脂酸實(shí)際上是45%硬脂酸和55%軟脂酸的混合物,并含有少量油酸,略帶脂肪氣味。
規(guī)格:99%
硬脂酸化學(xué)試劑 圖片:
Stearic acid, stearic acid, stearic acid, stearic acid, stearic acid, stearic acid; octadecanoic acid
Slowly evaporating at 90-100 & lt; 0 & gt; C. Almost insoluble in water (20 ° C, 100 ml of water dissolved only 0.00029 g, soluble in alcohol, acetone, soluble in ether, chloroform, benzene, carbon tetrachloride, carbon disulfide, amyl acetate and toluene.
Determination of water hardness. Determination of Calcium, Magnesium and Lithium in Turbidimetric Method. Determination of the relative molecular weight of the solvent. An agent that promotes acidification.
Commercial stearic acid is actually a mixture of 45% stearic acid and 55% palmitic acid, and contains a small amount of oleic acid, slightly fat odor.
Specifications: 99%
Packing: 5g
包裝:5g