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LC1111 Boric acid

powder, suitable for use as excipient exp Ph Eur,BP,NF


Order number Packaging Quantity Price €
AC28111 Plastic bottle 5 kg inquire
AC28111 Fibre carton 25 kg inquire
AC28111 Fibre carton 50 kg inquire


Product information
Grade Ph Eur,BP,NF
Hill Formula BH3O3
Chemical formula H3BO3
HS Code 2810 00 90
EC number 233-139-2
Molar mass 61.83 g/mol
EC index number 005-007-00-2
CAS number 10043-35-3


Chemical and physical data
Solubility 46.5 g/l (20 °C)
Melting point 185 °C (decomposition)
Molar mass 61.83 g/mol
Density 1.51 g/cm3 (20 °C)
Bulk density 400 – 600 kg/m3
pH value 3.7 (46.5 g/l, H2O, 20 °C)
Vapor pressure 2.7 hPa (20 °C)


Safety information according to GHS
Hazard Statement(s) H360FD: May damage fertility. May damage the unborn child.
Precautionary Statement(s) P201: Obtain special instructions before use.
P308 + P313: IF exposed or concerned: Get medical advice/attention.
Signal Word Danger
Hazard Pictogram(s)
RTECS ED4550000
Storage class 6.1B Non combustible substances, toxic
WGK WGK 1 slightly water endangering
Disposal 28
Aqueous solutions: Container D.


Safety information
RTECS R 60-61
May impair fertility.May cause harm to the unborn child.
S Phrase
S 53-45
Avoid exposure – obtain special instructions before use.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

Categories of danger toxic for reproduction
Hazard Symbol Toxic


Toxicological data
LD 50 oral
LD50 rat 2660 mg/kg

LD 50 dermal
LD50 rat > 2000 mg/kg


– alkalimetric, calculated on dried substance
99.5 – 100.5 %
– alkalimetric 99.0 – 100.5 %
Identity passes test
Appearance of solution passes test
Completeness of solution passes test
Solubility in ethanol passes test
pH-value (3.3 %, water) 3.8 – 4.8
Sulphate (SO4) ≤ 0.04 %
Heavy metals (as Pb) ≤ 0.0015 %
As (Arsenic) ≤ 0.001 %
Organic impurities passes test
Residual solvents (Ph.Eur./USP/ICH) excluded by manufacturing process
Loss on drying (Silica gel) ≤ 0.5 %




– as quinine at 365 nm