11625
Fluka

Sodium tetraborate decahydrate

SKU
11625
Puriss., meets analytical specification of BP, NF, Ph. Eur., 99.0-103.0%
Synonym(s)
Borax decahydrate; Sodium borate decahydrate
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General Information:
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Brand
Fluka
 CAS Numbers (All) EC Number Linear Formula
Na2B4O7 · 10H2O
 MDL Number
Molar Mass
381.37 g/mol
 Synonyms
Borax decahydrate; Sodium borate decahydrate

Documents

Safety Data Sheet (SDS) Safety Data Sheet (SDS)

Specifications

PropertyValue
assay99.0 - 103.0 %
pH (4 %, 20°C)9.0 - 9.6
ammonium (NH4)Max. 10 ppm
arsenic (As)Max. 3 ppm
calcium (Ca)Max. 100 ppm
iron (Fe)Max. 0.002 %
magnesium (Mg)Max. 0.001 %
heavy metals (as Pb)Max. 20 ppm
chloride (Cl)Max. 0.005 %
sulfate (SO4)Max. 50 ppm
carbonate and bicarbonatecomplying
appearance of the solutioncomplying
residual solventscomplying

Properties

PropertyValue
ColorColorless
Density1.7 g/cm3
FlashpointNot applicable
FormSolid
GradeReagent Pharmacopeia Salts
Incompatible MaterialsStrong reducing agents, Strong oxidizing agents
Lower Explosion LimitNot applicable
Melting Point/Range>= 62 °C.Elimination of water of crystallisation.742 °C.anhydrous substance
Partition CoefficientNo data available
Purity Percentage99
Purity Details99-103.0%
Solubility in Water49.74 g/l (20 °C)
Upper Explosion LimitNot applicable
ViscosityNo data available
pH-Value9-10 (20 °C) (as aqueous solution)
Product LinePuriss.
Storage TemperatureAmbient

Safety Information

PropertyValue
Hazard ClassN/A
Package GroupN/A
UN IDN/A
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