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438081 Sigma-Aldrich

Phosphoric acid

ACS reagent, ≥85 wt. % in H2O

DOWNLOAD MSDS (PDF)

Synonym: Orthophosphoric acid

Phosphoric acid ACS reagent, ≥85 wt. % in H2O
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Properties

Related Categories ACS Grade, ACS Grade Acids & Bases, Acids & Bases, Alternative Energy, Analytical Reagents,
grade   ACS reagent
vapor density   3.4 (vs air)
vapor pressure   2.2 mmHg ( 20 °C)
  5 mmHg ( 25 °C)
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)
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Description

Other Notes

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

Packaging

2.5, 6×2.5 L in PVC coated

20 L in poly drum

500, 6×500 mL in PVC coated

Price and Availability

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