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重要文件

216003

Sigma-Aldrich

磷酸二氢铵

ACS reagent, ≥98%

同義詞:

APM, prim -磷酸铵, -磷酸铵, 磷酸二氢铵

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About This Item

線性公式:
NH4H2PO4
CAS號碼:
分子量::
115.03
EC號碼:
MDL號碼:
分類程式碼代碼:
12352300
PubChem物質ID:
NACRES:
NA.21

等級

ACS reagent

蒸汽壓力

<0.001 hPa ( 20 °C)

化驗

≥98%

形狀

crystals or chunks

雜質

≤0.005% NH4OH pptd.
≤0.005% insolubles

pH值

3.8-4.4 (25 °C, 5%)

mp

190 °C (dec.) (lit.)

負離子痕跡

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

正離子痕跡

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

SMILES 字串

N.OP(O)(O)=O

InChI

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

InChI 密鑰

LFVGISIMTYGQHF-UHFFFAOYSA-N

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應用

用于第一个混合价态磷酸铁铵 NH4Fe2(PO4)2 的合成。

法律資訊

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

儲存類別代碼

13 - Non Combustible Solids

水污染物質分類(WGK)

WGK 1

閃點(°F)

Not applicable

閃點(°C)

Not applicable


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