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BORIC ACID AR/ACS
Orthoboric acid
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Print friendly version
Article No.
02220
Grade
AR/ACS
Purity
99.5%
CAS No.
10043-35-3
Molecular Formula
H
3
BO
3
Molecular Weight
61.83
H.S. Code
2810.0020
Shelf Life
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
Vapour pressure [20°C]
3.5 hPa at 20 °C
Density [g/cm3]
1.44
Solubility in water [% weight]
Soluble in water
Specifications
Appearance
White powder/crystals/crystalline powder
Assay
Min 99.5%
Insoluble matter in methanol
Max 0.005%
Non-volatile in methanol
Max 0.05%
Chloride (Cl)
Max 0.001%
Phosphate (PO4)
Max 0.001%
Sulphate (SO4)
Max 0.01%
Calcium (Ca)
Max 0.005%
Iron (Fe)
Max 0.001%
Heavy metals (by ICP-OES)
Max 0.001%
Arsenic (As)
Max 0.0001%
Safety Information and Hazard Symbols
Symbol: GHS08
Signal Word: Danger
Hazardous Statement: H360FD
Precaution Statement: P201-P202-P280-P308+P313-P405-P501
Revision Date:
08-May-2024
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