Skip to Content
Merck
CN

22138

Celite® 535

filter aid, flux calcined

Synonym(s):

Diatomaceous earth, flux-calcined

Sign In to View Organizational & Contract Pricing.

Select a Size

Change View

About This Item

CAS Number:
NACRES:
SB.54
PubChem Substance ID:
UNSPSC Code:
11101527
MDL number:
Technical Service
Need help? Our team of experienced scientists is here for you.
Let Us Assist


Quality Level

form

powder or granules

quality

flux calcined, treated with sodium carbonate

composition

Al2O3, 4.0% , CaO, 0.5% , Fe2O3, 1.3% , Na2O + K2O, 3.3% , SiO2, 89.6%

loss

≤0.2% loss on ignition, 900 °C

particle size

≤94.3 μm (81% (acc. to Cilas))

pH

>8.5 (25 °C, 10% in aq. suspension)

SMILES string

O=[Si]=O

InChI

1S/O2Si/c1-3-2

InChI key

VYPSYNLAJGMNEJ-UHFFFAOYSA-N

General description

Diatomaceous earth is made up of natural amorphous silica formed from the fossilized skeletons of diatoms. It is extracted, crushed, dried and calcined with flux material. DE is widely used as filler in construction materials, paints and as an anti-caking agent for agricultural chemicals. It has high water and oil absorption ability.

Application

Diatomaceous earth may be used as an adsorbent for column chromatography.

Legal Information

Celite is a registered trademark of Imerys Minerals California, Inc.

Disclaimer

Not Intended for cGMP Parenteral Pharmaceutical Manufacturing


Still not finding the right product?

Explore all of our products under Celite® 535


pictograms

Health hazard

signalword

Danger

hcodes

Hazard Classifications

STOT RE 1 Inhalation

target_organs

Lungs

Storage Class

6.1D - Non-combustible, acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable



Choose from one of the most recent versions:

Certificates of Analysis (COA)

Lot/Batch Number

Don't see the Right Version?

If you require a particular version, you can look up a specific certificate by the Lot or Batch number.

Already Own This Product?

Find documentation for the products that you have recently purchased in the Document Library.

Visit the Document Library



Activity and adsorption of lipase from Nigella sativa seeds on Celite at different pH values.
Akova A and Ustun G.
Biotechnology Letters, 22(5), 355-359 (2000)
Kido Nwe et al.
Bioconjugate chemistry, 20(7), 1412-1418 (2009-06-27)
In this paper, we report a new method to prepare and characterize a contrast agent based on a fourth-generation (G4) polyamidoamine (PAMAM) dendrimer conjugated to the gadolinium complex of the bifunctional diethylenetriamine pentaacetic acid derivative (1B4M-DTPA). The method involves preforming
J A Zeevaart
Plant physiology, 47(6), 821-827 (1971-06-01)
The earliest visible responses of spinach plants (Spinacia oleracea L., cv. Savoy Hybrid 612) transferred from short to long days (8 hours of high intensity light supplemented with 16 hours of low intensity illumination from incandescent lamps) were upright leaf



Global Trade Item Number

SKUGTIN
22138-1KG-F04061838777249