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BORIC ACID POWDER Extra Pure

(Confirms to IP, BP, USP)
Orthoboric acid

COAs

Packings

500 g (00500)

1000 g (01000)

5000 g (05000)

25 Kg (0025K)

50 Kg (0050K)

1PW1201000 1PW1202500 1PW130010K 1PDL00040K 1PDLP0065K
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Article No. 02219 Grade Extra Pure
Purity 99.5% CAS No. 10043-35-3
Molecular Formula H3BO3 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 Assay (alkalimetric; on dried 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

Health Hazard
Symbol: GHS08
 Signal Word: Danger
 Hazardous Statement: H360
 Precaution Statement: P201-P308 + P313
Revision Date: 28-Dec-2016

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