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Iron

greener alternative

Greener Alternative

≥99%, powder (fine), reduced

Synonym(s):

Fe

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Size/SKUAvailabilityPrice
500 g
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€53.80
1 kg
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€102.00
2.5 kg
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€197.00
6 x 1 kg
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€390.00

About This Item

Linear Formula:
Fe
CAS Number:
Molecular Weight:
55.85
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
11101713
EC Number:
231-096-4
MDL number:

€53.80


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Product Name

Iron, ≥99%, reduced, powder (fine)

Quality Segment

assay

≥99%

form

powder (fine)

quality

reduced

reaction suitability

core: iron, reagent type: catalyst

greener alternative product characteristics

Catalysis
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

resistivity

9.71 μΩ-cm

impurities

≤0.5% insoluble in HCl

bp

2750 °C (lit.)

mp

1535 °C (lit.)

density

7.86 g/mL at 25 °C (lit.)

anion traces

chloride (Cl-): ≤20 mg/kg, sulfide (S2-): ≤100 mg/kg

cation traces

As: ≤5 mg/kg, Cu: ≤100 mg/kg, Mn: ≤1000 mg/kg, Ni: ≤500 mg/kg, Pb: ≤20 mg/kg, Zn: ≤50 mg/kg

greener alternative category

SMILES string

[Fe]

InChI

1S/Fe

InChI key

XEEYBQQBJWHFJM-UHFFFAOYSA-N

General description

We are committed to bringing you Greener Alternative Products, which adhere to one of the four categories of Greener Alternatives. Iron powder is used as a catalyst for the reduction of nitro aromatic compounds to anilines under anaerobic conditions, enabling efficient synthesis of specialty chemicals, offering a greener, potentially more sustainable option for advanced chemical transformations. Click here for more information.
Reduced iron powder, also known as iron sponge, is a fine powdered form of iron that is commonly used in chemical synthesis processes. It is produced by the reduction of iron oxide in a controlled environment, typically through the use of hydrogen or carbon monoxide gas.




In chemical synthesis, reduced iron powder can be employed as a reducing agent, catalyst, or precursor in a wide range of reactions. It is commonly used to convert organic functional groups, such as aldehydes, ketones, and nitro compounds, into their corresponding reduced forms. It is also known to facilitate hydrogenation reactions.




Reduced iron powder finds applications in the production of iron-based catalysts, magnetic materials, pigments, and metal alloys. It is commonly used in pharmaceutical synthesis, organic chemistry, and industrial manufacturing. It is important to handle reduced iron powder with care due to its potential reactivity with moisture and oxygen, which may cause oxidation and result in changes to its properties. Proper storage and handling procedures should be followed to maintain its quality and prevent unwanted reactions.

Application

  • Sodium-Ion Batteries: Research demonstrated the use of iron-based Na(4)FeV(PO(4))(3) nanoparticles in pine pollen derived carbon matrices as a cost-effective cathode for sodium-ion batteries, emphasizing sustainable energy solutions and materials chemistry (Wang et al., 2024).

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This Item
20930944890356808
description

≥99%, reduced, powder (fine)

description

powder, −325 mesh, 97%

description

puriss. p.a., carbonyl-Iron powder, low in magnesium and manganese compounds, ≥99.5% (RT)

description

foil, thickness 0.1 mm, ≥99.9% trace metals basis

assay

≥99%

assay

97%

assay

≥99.5% (RT)

assay

≥99.9% trace metals basis

reaction suitability

core: iron, reagent type: catalyst

reaction suitability

core: iron, reagent type: catalyst

reaction suitability

core: iron, reagent type: catalyst

reaction suitability

-

form

powder (fine)

form

powder

form

-

form

foil

Quality Level

200

Quality Level

100

Quality Level

100

Quality Level

100

mp

1535 °C (lit.)

mp

1535 °C (lit.)

mp

1535 °C (lit.)

mp

1535 °C (lit.)

cation traces

As: ≤5 mg/kg, Mn: ≤1000 mg/kg, Pb: ≤20 mg/kg, Cu: ≤100 mg/kg, Zn: ≤50 mg/kg, Ni: ≤500 mg/kg

cation traces

-

cation traces

As: ≤2 mg/kg, Ca: ≤50 mg/kg, Cd: ≤10 mg/kg, Co: ≤50 mg/kg, Cr: ≤10 mg/kg, Cu: ≤50 mg/kg, K: ≤50 mg/kg, Mg: ≤5 mg/kg, Mn: ≤10 mg/kg, Na: ≤50 mg/kg, Ni: ≤50 mg/kg, Pb: ≤50 mg/kg, Zn: ≤50 mg/kg

cation traces

-


pictograms

Flame

signalword

Danger

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

hcodes

Hazard Classifications

Flam. Sol. 1

Storage Class

4.1B - Flammable solid hazardous materials


Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

7439-89-6

CAS No.


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Certificates of Analysis (COA)

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Questions

1–5 of 5 Questions  
  1. What is the specific surface area (m²/g) of these particles?

    1 answer
    1. The surface area of this product is not determined.

      Helpful?

  2. powder 입자 사이즈가 몇 Mesh 인가요?

    1 answer
    1. The particle size or mesh size of this material is not determined on a lot-to-lot basis. However, historical data indicates particle size ranges as follows:
      150µm/100 mesh - 212µm/70 mesh = 10%
      45µm/325 mesh -150µm/100 mesh = 65-85%
      <45µm/<325-400 mesh = 5-25%

      Helpful?

  3. How can I determine the shelf life / expiration / retest date of this product?

    1 answer
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/418/501/product-dating-information-06-25-mk.pdf

      Helpful?

  4. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 answer
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

      Helpful?

  5. ¿Cuál es el tamaño de partícula máxima?

    1 answer
    1. The particle size distribution is as follows:

      >212µm = 0%
      150µm- 212µm = 10%
      45µm-150µm = 65-85%
      <45µm = 5-25%

      Helpful?

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