氢氧化铵 溶液

Agency

meets USP/NF
suitable for ASTM^® 7968
suitable for ASTM^® 7979
suitable for EPA 1621
suitable for EPA 1633
suitable for EPA 533
suitable for EPA OTM-45
suitable for ISO 21675 2019
suitable for ISO 25101

质量水平

300

管理合规性

suitable for FDA C-010.02

蒸汽压

635 hPa ( 20 °C)

形式

liquid

expl. lim.

27 %

浓度

28.0-30.0% NH₃

杂质

≤0.002% Carbon dioxide (CO₂)
≤0.1 ppm Copper (Cu)
≤0.1 ppm Nickel (Ni)
≤0.2 ppm Iron (Fe)
≤0.2 ppm Lead (Pb)
≤0.2 ppm Manganese (Mn)
≤0.3 ppm Aluminum (Al)
≤0.3 ppm Calcium (Ca)
≤0.3 ppm Chromium (Cr)
≤0.3 ppm Gold (Au)
≤0.3 ppm Magnesium (Mg)
≤0.3 ppm Potassium (K)
≤0.3 ppm Sodium (Na)
≤0.3 ppm Tin (Sn)
≤0.3 ppm Titanium (Ti)
≤0.3 ppm Zinc (Zn)
≤0.5 ppm Chloride (Cl)
≤0.5 ppm Heavy metals (as Pb)
≤2 ppm Nitrate (NO₃)
≤2 ppm Phosphate (PO₄)
≤2 ppm Sulfate (SO₄)

灼烧残渣

≤0.002%

pH值（酸碱度）

>12 (20 °C in H₂O, strongly alkaline)

bp

32 °C

mp

-72 °C

密度

0.9 g/mL at 25 °C (lit.)

SMILES字符串

[NH4+].[OH-]

运输

ambient

储存温度

room temp

InChI

1S/H3N.H2O/h1H3;1H2

InChI key

VHUUQVKOLVNVRT-UHFFFAOYSA-N