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215104 Sigma-Aldrich

Phosphoric acid

Green Alternative

ACS reagent, ≥85 wt. % in H2O

Synonym: Orthophosphoric acid

  • CAS Number 7664-38-2

  • Linear Formula H3PO4

  • Molecular Weight 98.00

  •  Beilstein/REAXYS Number 1921286

  •  EC Number 231-633-2

  •  MDL number MFCD00011340

  •  eCl@ss 38070202

  •  PubChem Substance ID 24852868

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Properties

Related Categories Acids, Acids & Bases, Alternative Energy, Battery Electrolyte Materials, Chemical Synthesis,
grade   ACS reagent
vapor density   3.4 (vs air)
vapor pressure   2.2 mmHg ( 20 °C)
  5 mmHg ( 25 °C)
InChI Key   NBIIXXVUZAFLBC-UHFFFAOYSA-N
greener alternative product characteristics   Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.
concentration   ≥85 wt. % in H2O
impurities   Reducing substances, passes test
  ≤0.001% Volatile acids (as CH3COOH)
color   APHA: ≤10
bp   158 °C (lit.)
mp   ~40 °C (lit.)
density   1.685 g/mL at 25 °C (lit.)
anion traces   chloride (Cl-): ≤3 ppm
  nitrate (NO3-): ≤5 ppm
  sulfate (SO42-): ≤0.003%
cation traces   As: ≤1 ppm
  Ca: ≤0.002%
  Fe: ≤0.003%
  K: ≤0.005%
  Mg: ≤0.02%
  Mn: ≤0.5 ppm
  Na: ≤0.025%
  Sb: ≤0.002%
  heavy metals (as Pb): ≤0.001%
Gene Information   human ... SRC(6714)

Description

General description

Sigma Life Science is committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency. Find details here.

Other Notes

ACS specifications same as product 438081

Concentrated phosphoric acid is approx. 85% H3PO4 (aqueous).

A -D suffix exists for administrative purposes only.
All -D packages are 100% the same product, same quality, same specification as the package sizes previously sold without a -D.

Safety & Documentation

Safety Information

Symbol 
GHS05  GHS05
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 1805 8 / PGIII
WGK Germany 
1

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles

Protocols

Enzymatic Assay of Neuraminidase

2.1. This procedure applies to products that have a specification for neuraminidase content by enzymatic determination.

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Peer-Reviewed Papers
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References

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