BORIC ACID LR (ORTHO BORIC ACID)

Article No.	Grade	Purity	Cas no.	Molecular Formula	Molecular Weight	H.S. Code	Shelf Life
B0045800500	LR	99.5%	10043-35-3	H₃BO₃	61.83	2810.0020	60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

White powder

Odour

Odorless

pH value

3.8 - 4.8

Melting Point/ Freezing point [°C]

160 °C

Boiling point [°C]

300 °C

Density [g/cm3]

1.44

Solubility in water [% weight]

Soluble in water

Vapour pressure [20°C]

3.5 hPa at 20 °C

Appearance:	White powder
Sulphate (SO4):	Max 0.045%
Heavy metal (as Pb):	max 0.0015%
Arsenic (As):	Max 0.001%
Solubility:	Soluble in water and in ethanol (96 per cent), freely soluble in boiling water and in glycerol (85 per cent)
Identifications:	To comply IP, BP, USP tests
Appearance of solution:	To comply IP, BP, USP
pH (3.3% solution in water):	3.8 - 4.8
Assay (alkalimetric; on anhydrous basis):	99.5-100.5%
Substance insoluble in alcohol:	To comply IP, BP, USP test
Organic impurities :	To comply BP test
Loss on drying (5hrs; over silica gel):	Max 0.5%

Symbol: GHS08
Signal Word: Danger
Hazardous Statement: H360
Precaution Statement: P201-P308 + P313