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Merck
CN

A1645

Ammonium phosphate monobasic

ReagentPlus®, ≥98.5%

Synonym(s):

mono-Ammonium phosphate, prim-Ammonium phosphate, Ammonium dihydrogenphosphate

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About This Item

Linear Formula:
NH4H2PO4
CAS Number:
Molecular Weight:
115.03
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
231-764-5
MDL number:
Assay:
≥98.5%
Form:
powder
Solubility:
water: soluble(lit.)
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vapor pressure

<0.001 hPa ( 20 °C)

Quality Level

product line

ReagentPlus®

assay

≥98.5%

form

powder

pH

3.8-4.4 (25 °C, 50 g/L)

mp

190 °C (dec.) (lit.)

solubility

water: soluble(lit.)

SMILES string

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

General description

Ammonium phosphate monobasic (APM) is an inorganic salt widely used in fertilizer, baking powder and yeast production. It is also employed as an agent to control pH of a solution and in corrosion inhibition. APM can be prepared by reacting phosphoric acid with anhydrous ammonia maintaining the pH below 5.8. The change in some of the physical characteristics on its addition to a high carbonate containing unfired and fired illitic shale has been studied.

Application


  • Chitoporin from Serratia marcescens: recombinant expression, purification and crystallization.: This study details the application of ammonium phosphate monobasic in the crystallization of chitoporin from Serratia marcescens. The results provide insights into the structural biology of this protein, which is significant for understanding its function and potential applications in biotechnology (Amornloetwattana et al., 2020).



Legal Information

ReagentPlus is a registered trademark of Merck KGaA, Darmstadt, Germany


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Storage Class

13 - Non Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable



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Magnetic and luminescent hybrid nanomaterial based on Fe3O4 nanocrystals and GdPO4: Eu3+ nanoneedles.
Runowski M, et al.
Journal of Nanoparticle Research, 14(10), 1-8 (2012)
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)
Burdock GA.
Encyclopedia of Food and Color Additives, 1, 142-142 (1997)



Global Trade Item Number

SKUGTIN
A1645-100G04061833342589
A1645-1KG04061833342596
A1645-2.5KG04061833342602
A1645-500G04061833342619