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Merck
CN

1.00317

Hydrochloric acid

37%, for analysis EMSURE® ACS,ISO,Reag. Ph Eur

Synonym(s):

Hydrochloric acid, Hydrogen chloride solution

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About This Item

Empirical Formula (Hill Notation):
HCl
CAS Number:
Molecular Weight:
36.46
NACRES:
NA.21
UNSPSC Code:
12352301
MDL number:
Beilstein/REAXYS Number:
1098214
Concentration:
37.0-38.0% HCl
Form:
liquid
Grade:
ACS reagent
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Product Name

Hydrochloric acid, fuming 37%, for analysis EMSURE® ACS,ISO,Reag. Ph Eur

grade

ACS reagent

Quality Level

agency

reag. ISO, reag. Ph. Eur.

vapor density

1.3 (vs air)

vapor pressure

190 hPa ( 20 °C), 3.23 psi ( 21.1 °C), 7.93 psi ( 37.7 °C)

product line

EMSURE®

form

liquid

concentration

37.0-38.0% HCl

SMILES string

Cl

impurities

≤0.010 ppm As (Arsenic), ≤0.010 ppm Ba (Barium), ≤0.010 ppm Be (Beryllium), ≤0.010 ppm Cd (Cadmium), ≤0.010 ppm Co (Cobalt), ≤0.010 ppm Cr (Chromium), ≤0.010 ppm Cu (Copper), ≤0.010 ppm Hg (Mercury), ≤0.010 ppm Li (Lithium), ≤0.010 ppm Mn (Manganese), ≤0.010 ppm Mo (Molybdenum), ≤0.010 ppm Pb (Lead), ≤0.010 ppm Sr (Strontium), ≤0.010 ppm V (Vanadium), ≤0.020 ppm Ag (Silver), ≤0.020 ppm Ge (Germanium), ≤0.020 ppm Ni (Nickel), ≤0.020 ppm Ti (Titanium), ≤0.020 ppm Tl (Thallium), ≤0.020 ppm Zr (Zirconium), ≤0.050 ppm Au (Gold), ≤0.050 ppm Bi (Bismuth), ≤0.050 ppm Ga (Gallium), ≤0.050 ppm Sn (Tin), ≤0.100 ppm B (Boron), ≤0.100 ppm Fe (Iron), ≤0.100 ppm K (Potassium), ≤0.100 ppm Pt (Platinum), ≤0.150 ppm Al (Aluminium), ≤0.300 ppm Mg (Magnesium), ≤0.300 ppm Zn (Zinc), ≤0.4 ppm Free chlorine (Cl), ≤0.5 ppm Phosphate (PO4), ≤0.5 ppm Sulfate (SO4), ≤0.5 ppm Sulfite (SO3), ≤0.500 ppm Ca (Calcium), ≤0.500 ppm Na (Sodium), ≤1 ppm Heavy metals (as Pb), ≤1 ppm NH? (Ammonium), ≤10 ppm Non volatile matter, ≤50 ppm Bromide (Br)

ign. residue

≤3 ppm (as SO4)

color

APHA: ≤10

pH

<1 (20 °C in H2O)

bp

>100 °C (lit.)

density

1.18 g/mL at 20 °C

storage temp.

2-30°C

InChI

1S/ClH/h1H

InChI key

VEXZGXHMUGYJMC-UHFFFAOYSA-N

Analysis Note

Assay (alkalimetric): 37.0 - 38.0 %
Identity: passes test
Color: ≤ 10 Hazen
Appearance: passes test
Appearance of solution: passes test
Residue on ignition (as SO₄): ≤ 3 ppm
Expiry date : see product label

Conforms to the ACS specification for general use

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany


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flash_point_f

Not applicable

flash_point_c

Not applicable

pictograms

CorrosionExclamation mark

signalword

Danger

Hazard Classifications

Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B - STOT SE 3

target_organs

Respiratory system

Storage Class

8B - Non-combustible corrosive hazardous materials

wgk

WGK 1

Regulatory Information

监管及禁止进口产品

This item has



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Protocols

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Photometric determination with Chromazurole S subsequent to acid mineralisation; DIN decomposition

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Global Trade Item Number

SKUGTIN
100317251004022536722429
100317902604022536004570
100317051004054839164156
100317100004022536004501
100317101004054839164149
100317101104027269703325
100317201104054839344701
100317250004022536004532
100317500004027269557072
100317920004022536004594