Hydrochloric acid
SIGALD/30721 - puriss. p.a., ACS reagent, reag. ISO, reag. Ph. Eur., fuming, ≥37%, APHA: ≤10
CAS Number: 7647-01-0
Empirical Formula (Hill Notation): HCl
Molecular Weight: 36.46
EC Number: 231-595-7
MDL Number: MFCD00011324
Linear Formula: HCl
Product Type: Chemical
agency | reag. ISO |
reag. Ph. Eur. | |
USP/NF | |
anion traces | bromide (Br-): ≤50 mg/kg |
phosphate (PO43-): ≤0.5 mg/kg | |
sulfate (SO42-): ≤1 mg/kg | |
sulfite (SO32-): ≤1 mg/kg | |
assay | ≥37% |
bp | >100 °C (lit.) |
cation traces | Al: ≤0.05 mg/kg |
As: ≤0.01 mg/kg | |
Ba: ≤0.02 mg/kg | |
Be: ≤0.02 mg/kg | |
Bi: ≤0.1 mg/kg | |
Ca: ≤0.5 mg/kg | |
Cd: ≤0.01 mg/kg | |
Co: ≤0.01 mg/kg | |
Cr: ≤0.02 mg/kg | |
Cu: ≤0.02 mg/kg | |
Fe: ≤0.2 mg/kg | |
Ge: ≤0.05 mg/kg | |
heavy metals: ≤1 ppm (by ICP-OES) | |
K: ≤0.1 mg/kg | |
Li: ≤0.01 mg/kg | |
Mg: ≤0.1 mg/kg | |
Mn: ≤0.01 mg/kg | |
Mo: ≤0.02 mg/kg | |
Na: ≤0.5 mg/kg | |
Ni: ≤0.02 mg/kg | |
Pb: ≤0.02 mg/kg | |
Sr: ≤0.01 mg/kg | |
Ti: ≤0.1 mg/kg | |
Tl: ≤0.05 mg/kg | |
V: ≤0.01 mg/kg | |
Zn: ≤0.05 mg/kg | |
Zr: ≤0.1 mg/kg | |
color | APHA: ≤10 |
density | 1.2 g/mL at 25 °C (lit.) |
form | liquid |
grade | ACS reagent |
puriss. p.a. | |
ign. residue | ≤0.0005% (as SO4) |
impurities | ≤0.00005% free chlorine (Cl) |
≤0.0001% ammonium (NH4) | |
≤0.005% non-volatile matter | |
InChI | 1S/ClH/h1H |
InChI key | VEXZGXHMUGYJMC-UHFFFAOYSA |
Quality Level | 200 ![]() |
SMILES string | Cl |
vapor density | 1.3 (vs air) |
vapor pressure | 3.23 psi ( 21.1 °C) |
7.93 psi ( 37.7 °C) |
Application: |
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Other Notes: | The article number 30721-4X2.5L will be discontinued. Please order the single bottle 30721-2.5L which is physically identical with the same exact specifications. The article number 30721-4X2.5L-M will be discontinued. Please order the single bottle 30721-2.5L-M which is physically identical with the same exact specifications. The article number 30721-6X1L will be discontinued. Please order the single bottle 30721-1L which is physically identical with the same exact specifications. The article number 30721-6X1L-M will be discontinued. Please order the single bottle 30721-1L-M which is physically identical with the same exact specifications. |
Symbol | ![]() ![]() |
Signal word | Danger |
Hazard statements | H290 - H314 - H335 |
Precautionary statements | P234 - P261 - P271 - P280 - P303 + P361 + P353 - P305 + P351 + P338 |
Hazard Codes | C |
Risk Statements | 34-37 |
Safety Statements | 26-45 |
RIDADR | UN 1789 8 / PGII |
WGK Germany | WGK 1 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | ≥37% |
bp | >100 °C (lit.) |
Density | 1.2 g/mL at 25 °C (lit.) |
UNSPSC | 12352301 |