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S9640 Sigma-Aldrich

Sodium tetraborate decahydrate

ACS reagent, ≥99.5%

Synonym: Borax decahydrate, Sodium borate decahydrate

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Properties

Related Categories Chemical Synthesis, Essential Chemicals, Inorganic Salts, Research Essentials, Salts,
Quality Level   200
grade   ACS reagent
assay   ≥99.5%
impurities   ≤0.005% Insoluble matter
pH   9.15-9.20 (25 °C, 0.01 M in solution)
density   1.73 g/mL at 25 °C (lit.)
anion traces   chloride (Cl-): ≤0.001%
  phosphate (PO43-): ≤0.001%
  sulfate (SO42-): ≤0.005%
cation traces   Ca: ≤0.005%
  Fe: ≤5 ppm
  heavy metals (as Pb): ≤0.001%
SMILES string   O.O.O.O.O.O.O.O.O.O.[Na+].[Na+].[O-]B1Ob2ob([O-])ob(O1)o2
InChI   1S/B4O7.2Na.10H2O/c5-1-7-3-9-2(6)10-4(8-1)11-3;;;;;;;;;;;;/h;;;10*1H2/q-2;2*+1;;;;;;;;;;
InChI key   CDMADVZSLOHIFP-UHFFFAOYSA-N

Description

Packaging

2.5 kg in poly drum

25, 500 g in poly bottle

4×2.5 kg in poly bottle

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
NONH for all modes of transport
WGK Germany 
WGK 1
RTECS 
VZ2275000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Single- & multi-channel pipettes from BRAND
Protocols & Articles
Peer-Reviewed Papers
15

References

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