MilliporeSigma
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B2645

Sigma-Aldrich

Boric acid

tablet, 1 g boric acid per tablet

Linear Formula:
H3BO3
CAS Number:
Molecular Weight:
61.83
EC Number:
MDL number:
PubChem Substance ID:
NACRES:
NA.25

vapor pressure

2.6 mmHg ( 20 °C)

Quality Level

Assay

≥95% (titration)

form

tablet

pH

5.1 (25 °C, 1.8 g/L)

mp

160 °C (dec.) (lit.)

solubility

water: 1 tablet/100mL, clear, colorless

storage temp.

room temp

SMILES string

OB(O)O

InChI

1S/BH3O3/c2-1(3)4/h2-4H

InChI key

KGBXLFKZBHKPEV-UHFFFAOYSA-N

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Boric acid tablet, 1 g boric acid per tablet

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Boric acid

assay

≥95% (titration)

assay

99.97% trace metals basis

assay

≥99.5% (T)

assay

≥99.5%

form

tablet

form

crystalline powder

form

powder or crystals

form

powder

pH

5.1 (25 °C, 1.8 g/L)

pH

-

pH

3.6-4.4 (25 °C, saturated solution in H2O)

pH

-

mp

160 °C (dec.) (lit.)

mp

160 °C (dec.) (lit.)

mp

160 °C (dec.) (lit.)

mp

160 °C (dec.) (lit.)

solubility

water: 1 tablet/100mL, clear, colorless

solubility

water: soluble

solubility

H2O: 1 M, clear, colorless (hot)

solubility

water: soluble

storage temp.

room temp

storage temp.

-

storage temp.

-

storage temp.

-

Reconstitution

Dissolve 1 tablet in 100 ml deionized water

Pictograms

Health hazard

Signal Word

Danger

Hazard Statements

Hazard Classifications

Repr. 1B

Storage Class Code

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

WGK

WGK 1

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

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