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Boric Acid

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Identification
Molecular formula
H3BO3
CAS number
10043-35-3
IUPAC name
boric acid
State
State

At room temperature, boric acid is typically found as a solid in the form of a white powder or crystalline scales.

Melting point (Celsius)
170.90
Melting point (Kelvin)
444.10
Boiling point (Celsius)
300.00
Boiling point (Kelvin)
573.00
General information
Molecular weight
61.83g/mol
Molar mass
61.8330g/mol
Density
1.4350g/cm3
Appearence

Boric acid appears as colorless crystals or a white powder. It is often found in crystalline forms such as scales or flakes. When in powder form, it can be somewhat greasy to the touch.

Comment on solubility

Boric Acid (H3BO3): Solubility Insights

Boric acid is a unique compound that exhibits specific solubility characteristics in various solvents. Understanding its solubility can be quite fascinating:

  • Water Solubility: Boric acid is moderately soluble in water, with a solubility of approximately 5.7 g per 100 mL at room temperature. This makes it useful in numerous aqueous applications.
  • Temperature Dependency: Its solubility in water increases with temperature. For example, at 60°C, boric acid can dissolve more easily, making it versatile in higher temperature processes.
  • Effect of pH: The solubility can also be affected by the pH of the solution. In more alkaline conditions, boric acid can exhibit enhanced dissolution.
  • Other Solvents: While water is the primary solvent for boric acid, it is less soluble in organic solvents such as ethanol and methanol, highlighting its polar characteristics.

In summary, boric acid demonstrates moderate solubility in water with temperature and pH dependence, showcasing its significance in both laboratory and industrial settings. As one scientist aptly put it, "The solubility behavior of boric acid reflects its multifaceted nature." This makes it not only a compound of interest in research but also a practical agent in various chemical processes.

Interesting facts

Interesting Facts about Boric Acid

Boric acid, known as acidum boricum, is a fascinating compound with a rich history and diverse range of applications. This weak acid, a natural element found in mineral deposits, is often used in various fields, making it quite remarkable. Here are some interesting facts about boric acid:

  • Antiseptic Properties: Boric acid has been utilized for its antiseptic properties. It has been traditionally used in eye washes and in the treatment of minor cuts and burns due to its mild antibacterial effects.
  • Pest Control: In the realm of pest management, boric acid is frequently employed as an effective insecticide. It is particularly effective against cockroaches, ants, and other household pests, serving as a non-toxic option for pest control.
  • pH Buffer: In biological and chemical applications, boric acid acts as a pH buffer, helping to maintain stable conditions in solutions, which is crucial for various laboratory experiments.
  • Glass and Ceramics: The glass industry utilizes boric acid in the manufacturing of heat-resistant glass and ceramics. Its addition enhances the thermal and chemical resistance of the final product.
  • Fertilizers: Boric acid is an essential micronutrient in agriculture, particularly for the growth of certain crops. It helps improve the quality and yield of fruits, vegetables, and nuts.

In conclusion, boric acid is much more than just a simple compound; it is a multifunctional agent that bridges various industries, from agriculture and pest control to healthcare and manufacturing. As stated by many chemists, “Boric acid is a prime example of how nature’s compounds can be effectively harnessed for human benefit.”

Synonyms
BORIC ACID
Orthoboric acid
10043-35-3
Boracic acid
Borofax
Boric acid (H3BO3)
Boron hydroxide
Boron trihydroxide
Basilit B
11113-50-1
Three Elephant
Boric acid (BH3O3)
Trihydroxyborone
Flea Prufe
Super Flea Eliminator
Orthoborsaeure
Borsaeure
Borsaure
Trihydroxyborane
Orthoboric acid (B(OH)3)
Optibor
Acidum boricum
NCI-C56417
Dr.'s 1 Flea Terminator DT
component of Aci-Jel
Dr.'s 1 Flea Terminator DFPBO
Dr.'s 1 Flea Terminator DF
Boric acid (VAN)
Bluboro
Boricum acidum
Caswell No. 109
Dr.'s 1 Flea Terminator DTPBO
trihydroxidoboron
Boric acid flakes
B(OH)3
Collyrium Eye Wash
Niban Granular Bait
CCRIS 855
MFCD00011337
NSC 81726
HSDB 1432
Ant flip
Homberg's salt
Orthoboric acid (H3BO3)
EINECS 233-139-2
UNII-R57ZHV85D4
NSC-81726
Boric acid (TN)
EPA Pesticide Chemical Code 011001
INS NO.284
R57ZHV85D4
CHEBI:33118
AI3-02406
INS-284
(10B)Orthoboric acid
Boric acid (h(sub 3)bo(sub 3))
H3BO3
DTXSID1020194
E-284
EC 233-139-2
[B(OH)3]
NSC81726
NCGC00090745-02
BORIC ACID (II)
BORIC ACID [II]
Orthboric Acid
BORIC ACID (MART.)
BORIC ACID [MART.]
BORIC ACID (USP-RS)
BORIC ACID [USP-RS]
Borsaure [German]
DTXCID10194
BORIC ACID (EP IMPURITY)
BORIC ACID [EP IMPURITY]
BORIC ACID (EP MONOGRAPH)
BORIC ACID [EP MONOGRAPH]
(B(OH)3)
Kjel-sorb
Kill-off
ortho-boric acid
Boric acid [USAN:JAN]
EINECS 237-478-7
hydrogen orthoborate
BO3
CAS-10043-35-3
Boric acid [JAN:NF]
BORIC ACID, ACS
Canagyn
acido borico
The Killer
Boric acid
V-Bella
HYLAFEM
Bluboro (Salt/Mix)
Homeopathic Antifungal
Boric acid ACS grade
GYNOX-SOFT
Boric acid, Puratronic?
WLN: QBQQ
BORIC ACID [MI]
Boric acid, ACS reagent
BORIC ACID [JAN]
Heptaoxotetra-Borate(2-)
bmse000941
Boric acid (JP15/NF)
Boric acid (JP18/NF)
Acidum boricum (Salt/Mix)
BORIC ACID [VANDF]
Boric acid, NF/USP grade
BORIC ACID [WHO-DD]
Boric acid, biochemical grade
BIDD:ER0252
Boric Acid - 0.5g Tablets
BORICUM ACIDUM [HPUS]
CHEMBL42403
BORIC ACID (B(OH)3)
Boric acid Electrophoresis grade
Collyrium Eye Wash (Salt/Mix)
HYLAFEMBORICUM ACIDUM 3X
BDBM39817
KGBXLFKZBHKPEV-UHFFFAOYSA-
Boric acid, 99.9% metals basis
BCP21018
Boric acid, 99.99% metals basis
Boric acid, BioXtra, >=99.5%
Tox21_111004
Tox21_202185
Tox21_301000
1332-77-0 (di-potassium salt)
MFCD00075167
MFCD00151271
STL445672
Boric acid, 99.998% metals basis
AKOS015833571
Boric acid, ACS reagent, >=99.5%
DB11326
USEPA/OPP Pesticide Code: 011001
11113-50-1;Boric acid;Boracic acid
Boric acid, 99.97% trace metals basis
Boric acid, USP, 99.5-100.5%
NCGC00090745-01
NCGC00090745-03
NCGC00090745-04
NCGC00090745-05
NCGC00254902-01
NCGC00259734-01
Boric acid, ReagentPlus(R), >=99.5%
BP-13473
DA-56489
SY249360
SY319258
Boric acid, 99.999% trace metals basis
Boric acid, SAJ first grade, >=99.5%
Boric acid, for electrophoresis, >=99.5%
Boric acid, JIS special grade, >=99.5%
Boric acid, Vetec(TM) reagent grade, 98%
InChI=1/BH3O3/c2-1(3)4/h2-4H
NS00013411
Boric acid, tablet, 1 g boric acid per tablet
D01089
A800201
Q187045
Boric acid, >=99.5%, suitable for amino acid analysis
Boric acid, NIST(R) SRM(R) 951a, isotopic standard
Boric acid, NIST(R) SRM(R) 973, acidimetric standard
Boric acid, BioUltra, for molecular biology, >=99.5% (T)
Boric acid, United States Pharmacopeia (USP) Reference Standard
Boric acid, cell culture tested, plant cell culture tested, >=99.5%
20 g/L Boric Acid Distillation Fluid, 50 x 10 mL, smart delivery PFA Tube
Boric acid, Biotechnology Performance Certified, >=99.5% (titration), Cell Culture Tested
Boric acid, p.a., ACS reagent, reag. ISO, reag. Ph. Eur., 99.5-100.5%
233-139-2
234-343-4
Boric acid, BioReagent, for molecular biology, suitable for cell culture, suitable for plant cell culture, >=99.5%
Boric acid, puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., buffer substance, >=99.8%
Boric acid, puriss., meets analytical specification of Ph. Eur., BP, NF, 99.5-100.5%, powder