MilliporeSigma
All Photos(1)

Documents

1.04854

Supelco

Potassium hydrogen carbonate

for analysis EMSURE® ACS

Sign Into View Organizational & Contract Pricing

Synonym(s):
Potassium hydrogen carbonate, Potassium bicarbonate
Empirical Formula (Hill Notation):
CHKO3
CAS Number:
Molecular Weight:
100.12
MDL number:
EC Index Number:
206-059-0

grade

ACS reagent

Quality Level

product line

EMSURE®

assay

≥99.5% (acidimetric)
99.7-100.5% dry basis (acidimetric)

form

powder or crystals

potency

>2000 mg/kg LD50, oral (Rat)

impurities

≤0.01% Insoluble matter

pH

8.4-8.6 (20 °C, 99 g/L in H2O)

solubility

362 g/L

density

2.17 g/cm3 at 20 °C

anion traces

chloride (Cl-): ≤0.001%
phosphate (PO43-): ≤0.0005%
phosphate, silicate (as SiO2): ≤0.001%
sulfate (SO42-): ≤0.001%
sulfur compounds (as SO42-): ≤0.003%

cation traces

Al: ≤0.0005%
Ca: ≤0.0005%
Fe: ≤0.0005%
Mg: ≤0.001%
N: ≤0.001%
NH4+: ≤0.0005%
Na: ≤0.02%
heavy metals (as Pb): ≤0.0005%

storage temp.

15-25°C

InChI

1S/CH2O3.K/c2-1(3)4;/h(H2,2,3,4);/q;+1/p-1

InChI key

TYJJADVDDVDEDZ-UHFFFAOYSA-M

Related Categories

Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item
1.0485243158312602
vibrant-m

1.04854

Potassium hydrogen carbonate

-
vibrant-m

1.04852

Potassium hydrogen carbonate

-
vibrant-m

431583

Potassium bicarbonate

-
vibrant-m

12602

Potassium bicarbonate

Essential Grade
solubility

362 g/L

solubility

362 g/L

solubility

water: soluble 362 g/L at 25 °C

solubility

water: soluble(lit.)

assay

≥99.5% (acidimetric), 99.7-100.5% dry basis (acidimetric)

assay

-

assay

≥99.95% trace metals basis, 99.7-100.5% dry basis

assay

99.5-101.0% (acidimetric)

density

2.17 g/cm3 at 20 °C

density

2.17 g/cm3 at 20 °C

density

-

density

-

impurities

≤0.01% Insoluble matter

impurities

-

impurities

≤0.003% S compounds, ≤0.01% insolubles, <500 ppm total metallic impurities (excluding Na)

impurities

organic volatile impurities, complies (GC), ≤0.0005% heavy metals (as Pb), ≤0.002% ammonium (NH4)

grade

ACS reagent

grade

-

grade

for inorganic trace analysis

grade

-

Linkage

Replaces: PX1345; PX1345-1; PX1345-30

Analysis Note

Assay (acidimetric; dried substance): 99.7 - 100.5 %
Assay (acidimetric): ≥ 99.5 %
Insoluble matter: ≤ 0.01 %
Chloride (Cl): ≤ 0.001 %
Phosphate (PO₄): ≤ 0.0005 %
Phosphate and Silicate (as SiO₂): ≤ 0.001 %
Sulfate (SO₄): ≤ 0.001 %
Total sulfur (as sulfate): ≤ 0.003 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (as Pb): ≤ 0.0005 %
Al (Aluminium): ≤ 0.0005 %
Ca (Calcium): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
Mg (Magnesium): ≤ 0.001 %
Na (Sodium): ≤ 0.02 %
NH₄ (Ammonium): ≤ 0.0005 %
Corresponds to ACS

Legal Information

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

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Customers Also Viewed

Slide 1 of 8

1 of 8

Potassium carbonate anhydrous, powder, 99.99% trace metals basis

Sigma-Aldrich

590681

Potassium carbonate

D-(+)-Glucose &#8805;99.5% (GC), BioXtra

Sigma-Aldrich

G7528

D-(+)-Glucose

Ammonium chloride for molecular biology, suitable for cell culture, &#8805;99.5%

Sigma-Aldrich

A9434

Ammonium chloride

Potassium carbonate 99.995% trace metals basis

Sigma-Aldrich

367877

Potassium carbonate

Ammonium chloride 99.998% trace metals basis

Sigma-Aldrich

254134

Ammonium chloride

Isopropyl alcohol &#8805;99.7%, FCC, FG

Sigma-Aldrich

W292907

Isopropyl alcohol

Sigma-Aldrich

Sigma-Aldrich

W4502

Water

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service