Orthoboric acid ≥99.5%, powder ACS
Supplier: MP BIOMEDICALS (FKA ICN BIOMED
Synonyms:
Boron trihydroxide, Boron hydroxide, Boric acid, Boracic acid
Boric acid is used for weatherproofing wood and fireproofing fabrics; as a preservative; manufacturing of cements, crockery, porcelain, enamels, glass, borates, leather, carpets, hats, soaps, artificial gems; in nickeling baths; cosmetics; printing and dyeing, painting; photography; for impregnating wicks; electric condensers; hardening steel. It is also used as an insecticide for cockroaches and black carpet beetles. It is used In the research labs , astringent, antiseptic, antibacterial and antifungal agent. It is used in buffers and for calibration of polyacrylamide gel columns for the separation of oligonucleotides by capillary electrophoresis.
- Soluble in water; insoluble in alcohol; freely soluble in boiling water.
Boric acid has a single boron; its salt forms complex equilibria in solution, with the ion B4O7-2 being the predominant species.
Insoluble in Methanol ≤0.005%, Nonvolatile with Methanol ≤0.05%, Chloride ≤0.001%, Phosphate ≤0.001%, Sulfate ≤0.01%, Calcium ≤0.005%, Iron ≤0.001%
Formula:
B(OH)₃ MW: 61.83 g/mol |
MDL Number:
MFCD00011337 CAS Number: 10043-35-3 |
Specification Test Results
Synonyms | Boracic acid; orthoboric acid |
Form | White Powder |
Storage | Store at Room Temperature (15-30 °C). |
Heavy Metals | ≤0.001% |
pH | Useful pH buffering range 8.2-10.11 (Lit.) |
pka | 9.23 at 25 °C; ΔpK/DT = -0.008 |
Sterilization of Solutions | Solutions can be sterile filtered or autoclaved. |
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