Interesting facts
Interesting Facts About Phosphoric Acid
Phosphoric acid, a versatile compound with the formula H3PO4, is prominent in both industrial and laboratory settings. Here are some fascinating insights about this important acid:
- Historical Significance: Phosphoric acid has been known since the 18th century. It was first prepared from phosphate minerals, and its discovery played a critical role in the development of fertilizer technology.
- Uses in Fertilizers: One of the primary applications of phosphoric acid is in the production of fertilizers. It is a key ingredient in the manufacturing of phosphate fertilizers, helping to increase crop yield and ensure food security.
- Role in Biochemistry: In biochemistry, phosphoric acid is vital as it contributes to the backbone of DNA and RNA, essential molecules for life. Its presence in ATP (adenosine triphosphate) also highlights its importance in energy transfer within cells.
- Food Industry Applications: Phosphoric acid is commonly used as a food additive, particularly in soft drinks, where it provides a tangy flavor and acts as a preservative. However, moderation is key due to its acidity.
- Cleaning Agent: The acid's ability to remove rust and scale makes it valuable in industrial cleaning processes. It is often used to prepare metal surfaces for painting or coating.
- Neutralization Reactions: As a triprotic acid, phosphoric acid can donate three protons, allowing it to participate in various acid-base reactions. This property is crucial in many chemical syntheses and laboratory experiments.
In summary, phosphoric acid is an integral compound in various fields, from agriculture to biochemistry and industry. Its versatility and essential roles ensure that it remains a significant topic of study for chemists and scientists alike. As noted by chemists, "Understanding phosphoric acid's multifaceted applications is key to unlocking innovations in agriculture, food science, and material treatments."
Synonyms
Phosphoric acid
7664-38-2
ORTHOPHOSPHORIC ACID
o-Phosphoric acid
Wc-reiniger
Acidum phosphoricum
Sonac
Phosphorsaeure
Evits
Acide phosphorique
Phosphoricum acidum
Acido fosforico
Phosphorsaeureloesungen
Fosforzuuroplossingen
Vococid
White phosphoric acid
Phosphoric acid, ortho-
FEMA No. 2900
Amberphos 54
Superphosphoric acid
ortho-phosphoric acid
CCRIS 2949
HSDB 1187
trihydroxidooxidophosphorus
EINECS 231-633-2
H3PO4
UNII-E4GA8884NN
NSC 80804
NSC-80804
EPA Pesticide Chemical Code 076001
E4GA8884NN
DTXSID5024263
tetraoxophosphoric acid
CHEBI:26078
Phosphoric acid [NF]
INS-338
MFCD00011340
Y-11A06
UN1805
DTXCID804263
INS NO.338
E 338
E-338
trihydrogen tetraoxophosphate(3-)
EC 231-633-2
NSC80804
Phosphoric acid (NF)
NCGC00091005-01
E338
Oleth-4 phosphate
PHOSPHORIC ACID (II)
PHOSPHORIC ACID [II]
PHOSPHORIC ACID (MART.)
PHOSPHORIC ACID [MART.]
(PO(OH)3)
[PO(OH)3]
Caswell No. 662
Phosphoric acid 75%
PHOSPHORIC ACID (USP-RS)
PHOSPHORIC ACID [USP-RS]
K-etchant
Acido fosforico [Italian]
Acide phosphorique [French]
Fosforzuuroplossingen [Dutch]
CAS-7664-38-2
Phosphorsaeureloesungen [German]
Phosphoric acid 85%
Phosphoric acid, ACS reagent, >=85 wt. % in H2O
Phosphoric acid (aqueous)
Phospholeum
NaturasilAcne
phosphoric cid
Ortho-phosphate
phosphor-ic acid
NFB Orthophosphate
2HP
NaturasilBite Relief
Orthophosphate(3-)
KEFO
ortho phosphoric acid
Phosphate ion(3-)
62046-92-8
Phosphate anion(3-)
MIKRO KLENE DF
Phosphoricum acidum 6C
NaturasilCherry Angiomas
Phosphate (PO43-)
Phosphoric acid, 75%
Phosphoric acid, 85%
Orthophosphate (PO43-)
Phosphoric acid ion(3-)
Phosphoricum acidum 200C
Phosphate ion (PO43-)
SPA 2 (CATALYST)
CHEMBL1187
Phosphoric acid, 10% v/v
Phosphoric acid, Crystalline
SPA 2
PHOSPHORIC ACID [MI]
PHOSPHORIC ACID [FCC]
Phosphoricum Acidum Kit Refill
PHOSPHORIC ACID [FHFI]
PHOSPHORIC ACID [HSDB]
DECON 4512
PHOSPHORIC ACID [VANDF]
PHOSPHORIC ACID, AQUEOUS
Phosphoric acid, AR, >=88%
Phosphoric acid, technical grade
BDBM14671
CHEBI:52641
H3 P O4
PHOSPHORIC ACID [WHO-DD]
C 134 (ACID)
C 434 (ACID)
Phosphoric acid, AR, 88-93%
Phosphoric acid, LR, 88-93%
PHOSPHORICUM ACIDUM [HPUS]
Phosphoric acid, 85%, ACS grade
Phosphoric acid, puriss., >=99%
Phosphoric acid, 85%, HPLC grade
Tox21_111053
Tox21_202285
Tox21_303246
Phosphoric acid, ACS reagent, 85%
PHOSPHORIC ACID [ORANGE BOOK]
Phosphoric acid, for HPLC, >=85%
AKOS028109726
DB09394
FP36491
USEPA/OPP Pesticide Code: 076001
NCGC00091005-02
NCGC00257071-01
NCGC00259834-01
Phosphoric acid [UN1805] [Corrosive]
Phosphoric acid, BioUltra, >=85% (T)
NS00013561
P1745
Phosphoric acid, SAJ first grade, >=85.0%
C00009
D05467
Phosphoric acid, JIS special grade, >=85.0%
Q184782
ETIDRONATE DISODIUM IMPURITY A [EP IMPURITY]
Q27110336
Phosphoric acid, p.a., ACS reagent, reag. ISO, 85%
Phosphoric acid, 85% in H2O, 99.99% trace metal basis
ZOLEDRONIC ACID MONOHYDRATE IMPURITY F [EP IMPURITY]
730A9101-D5DE-4668-97CA-7B6178B84417
Phosphoric acid, crystalline, >=99.999% trace metals basis
Phosphoric acid, puriss. p.a., crystallized, >=99.0% (T)
PAMIDRONATE DISODIUM PENTAHYDRATE IMPURITY B [EP IMPURITY]
Phosphoric acid, 85 wt. % in H2O, 99.99% trace metals basis
Phosphoric acid, BioReagent, suitable for insect cell culture, 85%
Phosphoric acid, United States Pharmacopeia (USP) Reference Standard
ortho-Phosphoric acid (3 N), 1 mol/l - 3 N volumetric standard solution
Phosphoric acid, >=85 wt. % in H2O, >=99.999% trace metals basis
Phosphoric acid, semiconductor grade VLSI PURANAL(TM) (Honeywell 17644)
ortho-Phosphoric acid (0,3 N), 0,1 mol/l-0,3 N volumetric standard solution
Phosphoric acid, puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., >=85%
Phosphoric acid, semiconductor grade MOS PURANAL(TM) (Honeywell 17938), >=85%
Phosphoric acid, semiconductor grade PURANAL(TM) (Honeywell 17861), >=85%
231-633-2
616-646-7
Phosphoric acid, puriss., meets analytical specification of Ph. Eur., BP, NF, FCC, 85.0-88.0%
Solubility of Phosphoric Acid
Phosphoric acid (H3PO4) is renowned for its significant solubility in water, making it a commonly used compound in various applications. Here are some key points regarding its solubility:
In a typical scenario, the solubility limit is not reached easily, which distinguishes it from less soluble acids. Interestingly, phosphoric acid is classified as a weak acid, meaning that it does not completely dissociate in solution. This characteristic is crucial when considering its applications in biochemical and industrial processes.
Overall, the solubility of phosphoric acid highlights its versatility and importance across various fields, making it an indispensable compound in both laboratory and commercial settings.