液氨的密度是多少?

2025-03-27 06:47:53
推荐回答(3个)
回答1:

  液氨的相对密度为0.6,沸点—33℃。气态氨无色、易溶于水,具有强烈的刺激味、有毒,和空气按一定比例混合时易燃、易爆。

  液体氨(NH3)简称液氨,是一种液体氮肥,也是目前含量最高的氮肥品种.液氨含氮82%,1kg液氨相当于5kg碳酸氢铵、4kg硫酸铵、1.8kg尿素.氨在常温常压下是气体,在加压的情况下才为液体,所以叫液体氨.

  液氨的密度随温度变化,具体如下表:

  注:在-50℃至50℃范围内,液氨的相对密度还可按下式计算:
d4t= 1+0.424805×√133-t +0.015938×(133-t) 
4.2830+0.813055×√133-t -0.008286×(133-t)

回答2:

温度不同,密度也会有不同。
如 :
液氨(25℃) 相对密度(水=1):0.602824。

液体氨(NH3)简称液氨,是一种液体氮肥,也是目前含量最高的氮肥品种。液氨含氮82%,1kg液氨相当于5kg碳酸氢铵、4kg硫酸铵、1.8kg尿素氨在常温常压下是气体,在加压的情况下才为液体,所以叫液体氨。液氨的相对密度为0.6,沸点—33℃。气态氨无色、易溶于水,具有强烈的刺激味、有毒,和空气按一定比例混合时易燃、易爆。

液氨:

液氨,又称为无水氨,呈无色液体状,有强烈刺激性气味。氨作为一种重要的化工原料,为运输及储存便利,通常将气态的氨气通过加压或冷却得到液态氨。氨易溶于水,溶于水后形成铵根离子NH4+、氢氧根离子OH-,呈碱性的碱性溶液。液氨多储于耐压钢瓶或钢槽中,且不能与乙醛、丙烯醛、硼等物质共存。液氨在工业上应用广泛,具有腐蚀性且容易挥发,所以其化学事故发生率很高。

1.1 操作处置注意事项

严加密闭,提供充分的局部排风和全面通风。

操作人员必须经过专门培训,严格遵守操作规程。

建议操作人员佩戴过滤式防毒面具(半面罩),戴化学安全防护眼镜,穿防静电工作服,戴橡胶手套。远离火种、热源,工作场所严禁吸烟。使用防爆型的通风系统和设备。防止气体泄漏到工作场所空气中。避免与氧化剂、酸类、卤素接触。搬运时轻装轻卸,防止钢瓶及附件破损。配备相应品种和数量的消防器材及泄漏应急处理设备。

1.2 储存注意事项

储存于阴凉、通风的库房。远离火种、热源。库温不宜超过30℃。应与氧化剂、酸类、卤素、食用化学品分开存放,切忌混储。采用防爆型照明、通风设施。禁止使用易产生火花的机械设备和工具。储区应备有泄漏应急处理设备。

回答3:

液氨密度表 2009-8-18 来源: 上海指信机电设备有限公司 >>进入该公司展台
温度℃ 密度㎏/L 温度℃ 密度㎏/L 温度℃ 密度㎏/L
-50 0.701997 -16 0.659846 18 0.613188
-49 0.700807 -15 0.658546 19 0.611726
-48 0.699614 -14 0.657243 20 0.610258
-47 0.698419 -13 0.655936 21 0.608784
-46 0.697221 -12 0.654625 22 0.607303
-45 0.696020 -11 0.653310 23 0.605817
-44 0.694816 -10 0.651991 24 0.604324
-43 0.693610 -9 0.650668 25 0.602824
-42 0.692400 -8 0.649341 26 0.601318
-41 0.691188 -7 0.648009 27 0.599805
-40 0.689973 -6 0.646673 28 0.598285
-39 0.688755 -5 0.645333 29 0.596759
-38 0.687534 -4 0.643989 30 0.595225
-37 0.686309 -3 0.642640 31 0.593684
-36 0.685082 -2 0.641287 32 0.592136
-35 0.683852 -1 0.639929 33 0.590581
-34 0.682618 0 0.638567 34 0.589018
-33 0.681382 1 0.637200 35 0.587447
-32 0.680142 2 0.635828 36 0.585869
-31 0.678899 3 0.634451 37 0.584283
-30 0.677653 4 0.633070 38 0.582688
-29 0.676404 5 0.631684 39 0.581086
-28 0.675151 6 0.630293 40 0.579475
-27 0.673895 7 0.628897 41 0.577855
-26 0.672635 8 0.627496 42 0.576227
-25 0.671372 9 0.626089 43 0.574590
-24 0.670106 10 0.624678 44 0.572945
-23 0.668836 11 0.623261 45 0.571290
-22 0.667562 12 0.621838 46 0.569625
-21 0.666285 13 0.620411 47 0.567951
-20 0.665005 14 0.618978 48 0.566268
-19 0.663721 15 0.617539 49 0.564574
-18 0.662433 16 0.616094 50 0.562871
-17 0.661141 17 0.614644

注:在-50℃至50℃范围内,液氨的相对密度还可按下式计算:

d4t= 1+0.424805×√133-t +0.015938×(133-t)

4.2830+0.813055×√133-t -0.008286×(133-t)

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