
Orthoboric acid 99.5-100.5% (by titrimetric analysis on dry substance) USP, NF, BP, Ph. Eur., pharma grade
Supplier: PanReac AppliChem
Certificates
About this item
CAS Number:10043-35-3
:
Formula:B(OH)₃
MDL Number:MFCD00011337
:61.83 g/mol
EINECS:233-139-2
:GHS08
Storage Temperature:Ambient
Specification Test Results
- Assay (Titrimetric, Calculated on Dried Substance):99.5 - 100.5%
- Assay (Titrimetric):99.0 - 100.5%
- Identity:Passes Test
- pH (3.3%; H₂O):3.8 - 4.8
- Loss on Drying:Max. 0.5%
- Residue on Ignition (CH₃OH + HCl):Max. 0.1%
- Residual Solvents (Ph. Eur./USP):Passes Test
- Organic Substances:Passes Test
- Sulphate:Max. 0.045%
- Phosphate:Max. 0.002%
- Chloride:Max. 0.002%
- As:Max. 0.0005%
- Fe:Max. 0.001%
- PB:Max. 0.001%
- Cu:Max. 0.001%
- MG:Max. 0.005%
- Ni:Max. 0.001%
- Class 1 (Cd) - ICH Q3D:Max. 0.5 ppm
- Class 2B (Au) - ICH Q3D:Max. 10 ppm
- Class 1 (As) - ICH Q3D:Max. 1.5 ppm
- Class 1 (Hg) - ICH Q3D:Max. 1.5 ppm
- Class 2A (V) - ICH Q3D:Max. 10 ppm
- Class 2A (Ni) - ICH Q3D:Max. 20 ppm
- Class 2B (Ru) - ICH Q3D:Max.10 ppm
- Class 2B (Pt) - ICH Q3D:Max. 10 ppm
- Class 2B (Se) - ICH Q3D:Max. 15 ppm
- Class 2B (Ag) - ICH Q3D:Max. 15 ppm
- Class 3 (Sb) - ICH Q3D:Max. 120 ppm
- Class 3 (Sn) - ICH Q3D:Max. 600 ppm
- Class 2B (Rh) - ICH Q3D:Max. 10 ppm
- Class 2A (Co) - ICH Q3D:Max. 5 ppm
- Class 3 (Li) - ICH Q3D:Max. 55 ppm
- Class 1 (Pb) - ICH Q3D:Max. 0.5 ppm
- Class 2B (Tl) - ICH Q3D:Max. 0.8 ppm
- Class 2B (Pd) - ICH Q3D:Max. 10 ppm
- Class 2B (Ir) - ICH Q3D:Max. 10 ppm
- Class 2B (Os) - ICH Q3D:Max. 10 ppm
- Class 3 (Ba) - ICH Q3D:Max. 140 ppm
- Class 3 (Mo) - ICH Q3D:Max. 25 ppm
- Class 3 (Cr) - ICH Q3D:Max. 25 ppm
- Class 3 (Cu) - ICH Q3D:Max. 250 ppm
Specification Test Results
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