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H7020 Sigma

Hydrochloric acid

ACS reagent, 36.5-38.0% HCl basis

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Properties

grade   ACS reagent
vapor density   1.3 (vs air)
vapor pressure   3.23 psi ( 21.1 °C)
  7.93 psi ( 37.7 °C)
assay   36.5-38.0% HCl basis
impurities   ≤1 ppm Free chlorine (Cl)
  ≤5 ppm Extractable organic substances
ign. residue   ≤5 ppm
color   APHA: ≤10
bp   >100 °C(lit.)
density   1.2 g/mL at 25 °C(lit.)
anion traces   bromide (Br-): ≤0.005%
  sulfate (SO42-): ≤1 ppm
  sulfite (SO32-): ≤1 ppm
cation traces   As: ≤0.01 ppm
  Fe: ≤0.2 ppm
  NH4+: ≤3 ppm
  heavy metals (as Pb): ≤1 ppm

Price and Availability

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Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
Hazard Codes (Europe) 
C
Risk Statements (Europe) 
Safety Statements (Europe) 
26-45
RIDADR 
UN 1789 8 / PGII
WGK Germany 
1
RTECS 
MW4025000

Protocols & Articles

Peer-Reviewed Papers

References

Set your institution to view full text papers.

Merck 14,4794 / Merck 14,4780

Fieser 4,450 / Fieser 5,333 / Fieser 6,283

Aldrich MSDS 1, 1048:B / Corp MSDS 1 (1), 1892:D / RegBook 1 (3), 3253:A / RegBook 1 (3), 3251:J / Sax 6, 1545

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Description

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258148 Hydrochloric acid, ACS reagent, 37%

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