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Merck
CN

216003

Sigma-Aldrich

磷酸二氢铵

ACS reagent, ≥98%

别名:

APM, prim -磷酸铵, -磷酸铵, 磷酸二氢铵

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About This Item

线性分子式:
NH4H2PO4
CAS号:
分子量:
115.03
EC 号:
MDL编号:
UNSPSC代码:
12352300
PubChem化学物质编号:
NACRES:
NA.21

等级

ACS reagent

质量水平

蒸汽压

<0.001 hPa ( 20 °C)

检测方案

≥98%

形式

crystals or chunks

杂质

≤0.005% NH4OH pptd.
≤0.005% insolubles

pH值(酸碱度)

3.8-4.4 (25 °C, 5%)

mp

190 °C (dec.) (lit.)

痕量阴离子

chloride (Cl-): ≤5 ppm
nitrate (NO3-): ≤0.001%
sulfate (SO42-): ≤0.01%

痕量阳离子

Ca: 0.001%
Fe: ≤0.001%
K: ≤0.005%
Mg: 0.005%
Na: ≤0.005%
heavy metals (as Pb): ≤5 ppm

SMILES字符串

N.OP(O)(O)=O

InChI

1S/H3N.H3O4P/c;1-5(2,3)4/h1H3;(H3,1,2,3,4)

InChI key

LFVGISIMTYGQHF-UHFFFAOYSA-N

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应用

用于第一个混合价态磷酸铁铵 NH4Fe2(PO4)2 的合成。

法律信息

Redi-Dri is a trademark of Sigma-Aldrich Co. LLC

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable


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Milne GWA.
Gardner's Commercially Important Chemicals: Synonyms, Trade Names, and Properties, 193-193 (2005)
Burdock GA.
Encyclopedia of Food and Color Additives, 142-142 (1997)
Boudin, S. Lii, K-H.
Inorganic Chemistry, 37, 799-799 (1998)
Xiaopeng Gao et al.
Journal of the science of food and agriculture, 90(5), 750-758 (2010-04-01)
A 3-year field trial was conducted to investigate the effect of agricultural management practices including tillage, preceding crop and phosphate fertilization on root colonization by arbuscular mycorrhizal (AM) fungi and grain cadmium (Cd) concentration of durum wheat (Triticum turgidum L.).
G A Morán-Marroquín et al.
International journal of food microbiology, 151(1), 87-92 (2011-09-10)
Knowledge of physiological behavior of indigenous tequila yeast used in fermentation process is still limited. Yeasts have significant impact on the productivity fermentation process as well as the sensorial characteristics of the alcoholic beverage. For these reasons a better knowledge

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