Acids & Bases
Boric acid (31146)
analytical reagent, buffer substance, Reag. ACS, Reag. ISO, Reag. Ph. Eur., assay 99.8 - 100.5%
Overview
Specifications
General Information
- Molar Mass
- 61.83 g/mol
- CAS Number
- 10043-35-3
- Linear Formula
- BH3O3
Physical Properties
- Odor
- Odorless
- Color
- Colorless
- Physical Form
- Crystalline powder
- Boiling Point/Range
- No data available
- Melting Point/Range
- 171 °C
- pH
- 3.6 to 4.0 (20 °C)
- Vapor Pressure
- No data available hectopascal
- Density
- 1.510 g/cm3 (20 °C)
Safety Information
- Incompatible Materials
- Bases, Acetic anhydride, Potassium
- Flammability
- The product is not flammable.
- Chemical Stability
- Stable under recommended storage conditions.
International Transportation
- Harmonized System Code
- 28100090
General Information
- Molar Mass
- 61.83 g/mol
- CAS Number
- 10043-35-3
- Linear Formula
- BH3O3
Physical Properties
- Odor
- Odorless
- Color
- Colorless
- Physical Form
- Crystalline powder
- Boiling Point/Range
- No data available
- Melting Point/Range
- 171 °C
- pH
- 3.6 to 4.0 (20 °C)
- Vapor Pressure
- No data available hectopascal
- Density
- 1.510 g/cm3 (20 °C)
Safety Information
- Incompatible Materials
- Bases, Acetic anhydride, Potassium
- Flammability
- The product is not flammable.
- Chemical Stability
- Stable under recommended storage conditions.
International Transportation
- Harmonized System Code
- 28100090
- Molar Mass : 61.83 g/mol
- CAS Number : 10043-35-3
- Linear Formula : BH3O3
- Odor : Odorless
- Color : Colorless
- Physical Form : Crystalline powder
- Boiling Point/Range : No data available
- Melting Point/Range : 171 °C
- pH : 3.6 to 4.0 (20 °C)
- Vapor Pressure : No data available hectopascal
- Density : 1.510 g/cm3 (20 °C)
- Incompatible Materials : Bases, Acetic anhydride, Potassium
- Flammability : The product is not flammable.
- Chemical Stability : Stable under recommended storage conditions.
- Harmonized System Code : 28100090
Property
Value
assay
99.8 - 100.5 %
appearance of the solution
complying
solubility in C2H5OH
complying
insoluble in methanol
Max. 0.005 %
with methanol-HCl non-volat. matter
Max. 0.05 %
pH (4 %, 20°C)
3.6 - 4.0
pH (3,3 %, 20 °C)
3.8 - 4.8
arsenic (As)
Max. 0.00005 %
calcium (Ca)
Max. 0.001 %
cadmium (Cd)
Max. 0.0005 %
copper (Cu)
Max. 0.0005 %
iron (Fe)
Max. 0.0001 %
magnesium (Mg)
Max. 0.0005 %
lead (Pb)
Max. 0.0005 %
zinc (Zn)
Max. 0.0005 %
heavy metals (as Pb)
Max. 5 ppm
chloride (Cl)
Max. 0.0003 %
phosphate (PO4)
Max. 0.0005 %
sulfate (SO4)
Max. 5 ppm
organic matter
complying
