Orthoboric acid 99.5-100.5%, powder, Puriss., meets analytical specification of BP, Ph. Eur., NF, Fluka™
Supplier: Honeywell Chemicals
Certificates
About this item
Synonyms: Boron trihydroxide, Boron hydroxide, Boric acid, Boracic acid
CAS Number:10043-35-3
:
Formula:B(OH)₃
MDL Number:MFCD00011337
Boiling Pt:185
Melting Pt:171 °C
Density:1.510 g/cm³ (20 °C)
Molecular Weight:61.83 g/mol
Merck Index:13,01326
Storage Temperature:Ambient
EINECS:233-139-2
REACH:01-2119486683-25
:GHS08
Specifications
- Environmentally Preferable:
Specifications
Specification Test Results
- Assay:99.5 - 100.5 %
- Loss on drying (over silicagel, 5h):Max. 0.5 %
- pH (3,3 %, 20 °C):3.8 - 4.8
- Arsenic (As):Max. 0.0005 %
- Iron (Fe):Max. 0.0005 %
- Heavy metals (as Pb):Max. 0.001 %
- Sulfate (SO₄):Max. 0.04 %
- Organic matter:complying
- Residual solvents:complying
- Solubility in C₂H₅OH:complying
- Appearance of the solution:complying
- Completeness of the solution:complying