氢氧化铵(氨水)
ammonia solution
cas 号： 【1336-21-6】 m d l： --mfcd00066650
分子式： h5no 分子量： 17.03
别 名： 阿摩尼亚水
ammonium water
ammonium solution
ammonium hydroxide
aqua ammonium
性 状： 无色透明液体。为氨的水溶液。氨含量越多，密度越小。易挥发逸出氨气。能与乙醇混溶。呈强碱性。能从空气中吸收二氧化碳。与硫酸或其他强酸反应时放出热。与挥发性酸放在近处能形成烟雾。密度约 0.88g/ml(20℃)。
质量标准：
gb/t 631-89
项目item 分析纯 化学纯
(ar) (cp)
含量(nh3)assay,% 25-28 25-28
蒸发残渣evaporation residue,% ≤ 0.002 0.004
氯化物(cl)chloride,% ≤ 0.00005 0.0001
硫化物(s)sulfide,% ≤ 0.00002 0.00005
硫酸盐(so4)sulfate,% ≤ 0.0002 0.0005
磷酸盐(po4)phosphate,% ≤ 0.0001 0.0002
碳酸盐(以co2计)carbonate,% ≤ 0.001 0.002
镁(mg)magnesium,% ≤ 0.0001 0.0005
钙(ca)calcium,% ≤ 0.0001 0.0005
铁(fe)iron,% ≤ 0.00002 0.00005
钠(na)sodium,% ≤ 0.0005 --
钾(k)potassium,% ≤ 0.001 --
铜(cu))copper,% ≤ 0.00001 0.00005
铅(pb)lead,% ≤ 0.00005 0.0001
还原高锰酸钾物质（以o计),% ≤ 0.0008 0.0008
potassium permanganate reducing
substances
协 118-97
项目item 优级纯
(gr)
含量(nh3)assay,% 25-28
蒸发残渣evaporation residue,% ≤ 0.002
氯化物(cl)chloride,% ≤ 0.00005
硫化物(s)sulfide,% ≤ 0.00002
硫酸盐(so4)sulfate,% ≤ 0.0001
磷酸盐(po4)phosphate,% ≤ 0.00005
碳酸盐(以co2计)carbonate,% ≤ 0.001
镁(mg)magnesium,% ≤ 0.0001
钙(ca)calcium,% ≤ 0.0001
铁(fe)iron,% ≤ 0.00001
钠(na)sodium,% ≤ 0.0001
钾(k)potassium,% ≤ 0.0001
铜(cu))copper,% ≤ 0.000005
铅(pb)lead,% ≤ 0.00001
还原高锰酸钾物质（以o计),% ≤ 0.0008
potassium permanganate reducing
substances
项目名称item acs grade
含量(以nh3计)assay ≥20.0-30.0%
氯化物(cl)chloride(cl) ≤0.5ppm
磷酸盐(po4)phosphate ≤2ppm
硫酸盐(so4)sulfate ≤2ppm
汞（hg)mercurous（hg) ≤1ppb
铝(al)aluminum(al) ≤1ppb
钡(ba)barium(ba) ≤1ppb
硼(b)boron(b) ≤5ppb
镉(cd)cadmium(cd) ≤1ppb
钙(ca)calcium(ca) ≤1ppb
铬(cr)chromium(cr) ≤1ppb
钴(co)cobalt(co) ≤1ppb
铜(cu)copper(cu) ≤1ppb
铁(feiron(fe) ≤5ppb
铅(pblead(pb) ≤1ppb
锂(li)lithium(li) ≤1ppb
镁(mg)magnesium(mg) ≤1ppb
锰(mn)manganese(mn) ≤1ppb
钼(mo)molybdenum(mo) ≤1ppb
钾(k)potassium(k) ≤1ppb
硅(si)silicon(si) ≤5ppb
钠(na)sodium(na) ≤5ppb
锶(sr)strontium(sr) ≤1ppb
锡(sn)tin(sn) ≤1ppb
钛(ti)titanium(ti) ≤1ppb
钒(v)vanadium(v) ≤1ppb
锌(zn)zinc(zn) ≤1ppb
锆(zr)zirconium(zr) ≤1ppb
品级grade lc-ms级
(eluent additive for lc-ms )
外观appearance 无色液体
红外光谱鉴别infrared spectrometry conforms
浓度concentration ≥25% in h2o
蒸发残渣evaporation residue ≤0.001%
氯chloride (cl-): ≤0.2 ppm
磷酸盐phosphate (po43-): ≤0.2 ppm
硫酸根sulfate (so42-): ≤1 ppm
cation traces by icp-ms
ag: ≤0.01 ppm
as, sb (as as): ≤0.01 ppm
au: ≤0.01 ppm
b: ≤0.01 ppm
ba: ≤0.01 ppm
be: ≤0.01 ppm
bi: ≤0.01 ppm
ca: ≤0.01 ppm
cd: ≤0.01 ppm
co: ≤0.01 ppm
cr: ≤0.01 ppm
cu: ≤0.01 ppm
fe: ≤0.01 ppm
ga: ≤0.01 ppm
ge: ≤0.01 ppm
in: ≤0.01 ppm
k ≤0.01 ppm
li: ≤0.01 ppm
mg: ≤0.01 ppm
mn: ≤0.01 ppm
mo: ≤0.01 ppm
na: ≤0.01 ppm
ni: ≤0.01 ppm
pb: ≤0.01 ppm
pt: ≤0.01 ppm
sn: ≤0.01 ppm
sr: ≤0.01 ppm
ti: ≤0.01 ppm
tl: ≤0.01 ppm
v: ≤0.01 ppm
zn: ≤0.01 ppm
zr: ≤0.01 ppm
suitability in accordance for lc-ms
28% in h2o, ≥99.999% trace metals basis ：
外观appearance clear colorless liquid
氨nh3 28.0 - 30.0 % （titration by hcl）
痕量金属分析trace metal analysis ≤20.0 ppm
纯度purity ≥99.999% based on trace metals analysis
浓度concentration ≥28% nh3 in h2o (t)
anion traces
bromide (br-): ≤0.05 ppm
carbonate (co2): ≤10 ppm
chloride (cl-): ≤0.5 ppm
fluoride (f-): ≤0.1 ppm
iodide (i-): ≤0.05 ppm
nitrate (no3-): ≤0.5 ppm
nitrite (no2-): ≤0.1 ppm
phosphate (po43-): ≤0.05 ppm
sulfate (so42-): ≤0.1 ppm
cation traces by icp-ms
ag: ≤0.01 ppb
al: ≤0.2 ppb
as: ≤0.5 ppb
au: ≤0.01 ppb
ba: ≤0.01 ppb
be: ≤0.01 ppb
bi: ≤0.01 ppb
ca: ≤1 ppb
cd: ≤0.01 ppb
ce: ≤0.01 ppb
co: ≤0.01 ppb
cr: ≤0.05 ppb
cs: ≤0.01 ppb
cu: ≤0.5 ppb
dy: ≤0.01 ppb
er: ≤0.01 ppb
eu: ≤0.01 ppb
fe: ≤0.5 ppb
ga: ≤0.01 ppb
gd: ≤0.01 ppb
ge: ≤0.05 ppb
hf: ≤0.01 ppb
hg: ≤0.5 ppb
ho: ≤0.01 ppb
in: ≤0.01 ppb
ir: ≤0.01 ppb
k: ≤1 ppb
la: ≤0.01 ppb
li: ≤0.01 ppb
lu: ≤0.01 ppb
mg: ≤0.1 ppb
mn: ≤0.1 ppb
mo: ≤0.05 ppb
na: ≤1 ppb
nd: ≤0.01 ppb
ni: ≤0.1 ppb
pb: ≤0.02 ppb
pd: ≤0.01 ppb
pr: ≤0.01 ppb
pt: ≤0.01 ppb
rb: ≤0.01 ppb
re: ≤0.01 ppb
rh: ≤0.01 ppb
ru: ≤0.01 ppb
sb: ≤0.1 ppb
sm: ≤0.01 ppb
sn: ≤0.1 ppb
sr: ≤0.01 ppb
tb: ≤0.01 ppb
te: ≤0.01 ppb
th: ≤0.01 ppb
ti: ≤0.05 ppb
tl: ≤0.01 ppb
tm: ≤0.01 ppb
u: ≤0.01 ppb
v: ≤0.05 ppb
w: ≤0.01 ppb
y: ≤0.01 ppb
yb: ≤0.01 ppb
zn: ≤0.5 ppb
zr: ≤0.01 ppb
贮 存： 密封阴凉保存。
用途 分析试剂，中和剂，生物碱浸出剂。用于某些元素（如铜、镍）的检定和测定。用以沉淀出各种元素的氢氧化物。制备铵化合物，洗涤剂，比色测定。
广州苏喏化工有限公司
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