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00454

Boric Acid (For Molecular Biology)

Orthoboric acid

CAS : 10043-35-3

HS Code : 2810.00200

Molecular Formula : H3BO3

Molecular Weight : 61.83

MSDS

Product Datasheet

Shelf Life : 60 Months

Sample COA COA

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
Vapour pressure [20°C]
3.5 hPa at 20 °C
 Density [g/cm3]
1.44
Solubility in water [% weight]
Soluble in water

Specification

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

Safety Information and Hazard Symbols

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