等级
ACS reagent
质量水平
检测方案
≥98%
形式
crystals or chunks
powder
杂质
≤0.005% NH4OH pptd.
≤0.005% insolubles
pH值（酸碱度）
7.7-8.1 (25 °C, 5%)
mp
155 °C (dec.) (lit.)
痕量阴离子
chloride (Cl-): ≤0.001%
nitrate (NO3-): ≤0.003%
sulfate (SO42-): ≤0.01%
痕量阳离子
Ca: 0.001%
Fe: ≤0.001%
K: ≤0.005%
Mg: 0.0005%
Na: ≤0.005%
heavy metals (as Pb): ≤0.001%
SMILES字符串
N.N.OP(O)(O)=O
InChI
1S/2H3N.H3O4P/c;;1-5(2,3)4/h2*1H3;(H3,1,2,3,4)
InChI key
MNNHAPBLZZVQHP-UHFFFAOYSA-N
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一般描述
磷酸铵二盐是一种水溶性磷酸铵盐。它是磷肥的关键成分。通常被用作胶合板、纸张和织物的阻燃剂，以及旧建筑中降解的碳酸盐材料的缓蚀剂。
应用
磷酸二酸铵可作为催化剂用于：
- 通过三组分缩合反应合成四氢苯并[b]芘衍生物。
- 无溶剂 Biginelli 反应。
- 通过吲哚衍生物与芳香或脂肪醛的无溶剂反应合成吲哚基甲烷。
WGK
WGK 1
闪点(°F)
Not applicable
闪点(°C)
Not applicable
Diammonium hydrogenphosphate for the consolidation of building materials. Investigation of newly-formed calcium phosphates.
Elena P, et al.
Construction Building Materials, 195, 557-563 (2019)
Matteo Frasnelli et al.
Acta biomaterialia, 33, 283-289 (2016-01-23)
The beta to alpha transition in tricalcium phosphate (TCP) bioceramics containing different amount of magnesium was studied in the present work. Mg-doped TCP powder was obtained by solid-state reaction starting from pure calcium carbonate, ammonium phosphate dibasic and magnesium oxide
Ash M and Ash I.
Handbook of Green Chemicals, 627-627 (2004)
Electric Field-Assisted Solid Phase Extraction: Study of Electrochromatographic Parameters with an Anionic Model Compound.
Orlando RM, et al.
Journal of the Brazilian Chemical Society, 26(2), 310-318 (2015)
Study of metastable equilibria in the ternary system NH4H 2PO4-(NH4)2HPO4-H2O at -7 and -9 ?C.
Zerrouk L, et al.
Fluid Phase Equilibria, 354, 47-53 (2013)
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