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Boric acid

Catalog No. B7660 Name Sigma Aldrich
CAS Number 10043-35-3 Website http://www.sigmaaldrich.com
M. F. BH3O3 Telephone 1-800-521-8956
M. W. 61.83302 Fax
Purity ≥99.5% Email
Storage Chembase ID: 105578

SYNONYMS

Title
硼酸
IUPAC name
boric acid
IUPAC Traditional name
boric acid

DATABASE IDS

MDL Number MFCD00011337
EC Number 233-139-2
CAS Number 10043-35-3
PubChem SID 24892015

PROPERTIES

Vapor Pressure 2.6 mmHg ( 20 °C)
Absorption Wavelength A1M/260, H2O ≤0.05
Absorption Wavelength A1M/280, H2O ≤0.05
Melting Point 160 °C (dec.)(lit.)
pH 3.5-6.0 (0.5 M in H2O)
Solubility H2O: soluble0.5 M, clear, colorless
GHS Pictograms GHS08
GHS Signal Word Danger
GHS Hazard statements H360
European Hazard Symbols Toxic Toxic (T)
Personal Protective Equipment Eyeshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
GHS Precautionary statements P201-P308 + P313
Risk Statements 60-61
RTECS ED4550000
Safety Statements 53-45
German water hazard class 1
Antion Traces chloride (Cl-): ≤0.05%
Antion Traces sulfate (SO42-): ≤0.05%
Cation Traces Al: ≤0.0005%
Cation Traces Ca: ≤0.005%
Cation Traces Cu: ≤0.0005%
Cation Traces Fe: ≤0.0005%
Cation Traces K: ≤0.005%
Cation Traces Mg: ≤0.005%
Cation Traces NH4+: ≤0.05%
Cation Traces Na: ≤0.01%
Cation Traces Pb: ≤0.001%
Cation Traces Zn: ≤0.0005%
Impurities ≤0.005% Phosphorus (P)
Impurities ≤0.1% Insoluble matter
Purity ≥99.5%

DETAILS

REFERENCES