Fluka

Boric acid

SKU

31146

Puriss. p.a., ACS Reagent, Reag. ISO, Reag. Ph. Eur., buffer substance, ≥99.8%

Synonym(s)

Acidum Boricum

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General Information:

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Brand Fluka	CAS Numbers (All) 10043-35-3	EC Number 233-139-2	Linear Formula H₃BO₃	MDL Number MFCD00011337
Molar Mass 61.83 g/mol	Synonyms Acidum Boricum

Property	Value
assay	99.8 - 100.5 %
appearance of the solution	complying
solubility in C2H5OH	complying
insoluble in methanol	Max. 0.005 %
with methanol-HCl non-volat. matter	Max. 0.05 %
pH (4 %, 20°C)	3.6 - 4.0
pH (3,3 %, 20 °C)	3.8 - 4.8
arsenic (As)	Max. 0.00005 %
calcium (Ca)	Max. 0.001 %
cadmium (Cd)	Max. 0.0005 %
copper (Cu)	Max. 0.0005 %
iron (Fe)	Max. 0.0001 %
magnesium (Mg)	Max. 0.0005 %
lead (Pb)	Max. 0.0005 %
zinc (Zn)	Max. 0.0005 %
heavy metals (as Pb)	Max. 5 ppm
chloride (Cl)	Max. 0.0003 %
phosphate (PO4)	Max. 0.0005 %
sulfate (SO4)	Max. 5 ppm
organic matter	complying

Property	Value
Boiling Point/Range	No data available
Certification	ACS Reagent, ISO, Ph. Eur.
Color	Colorless
Density	1.510 g/cm3 (20 °C)
Flashpoint	Not applicable
Form	Solid
Grade	ACS Grade
Incompatible Materials	Potassium, Acetic anhydride, Bases
Lower Explosion Limit	Not applicable
Melting Point/Range	171 °C
Partition Coefficient	-0.757 (25 °C)
Purity Percentage	99.80
Purity Details	>=99.80%
Solubility in Water	49.5 g/l (20 °C)
Upper Explosion Limit	Not applicable
Vapor Pressure	No data available
Viscosity	No data available
pH-Value	3.6-4.0 (20 °C)
Product Line	Puriss. p.a.
Storage Temperature	Ambient

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