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Merck

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)

方案

≥98%

表单

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

储存分类代码

13 - Non Combustible Solids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable


历史批次信息供参考:

分析证书(COA)

Lot/Batch Number

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Milne GWA.
Gardner's Commercially Important Chemicals: Synonyms, Trade Names, and Properties, 193-193 (2005)
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