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934771

Sigma-Aldrich

Lithium iron phosphate

greener alternative

electrode sheet, aluminum substrate, size 5 in. × 10 in.

Synonym(s):

LFP electrode

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About This Item

Empirical Formula (Hill Notation):
LiFePO4
Molecular Weight:
157.76
UNSPSC Code:
26111700

material

aluminum substrate (current collector)

Quality Level

grade

battery grade

description

Capacity: >= 170 mAh/g
Description/Nominal Voltage: 3.2 V vs. Li/Li+

Assay

≥98% (active material characteristic)

composition

Active material loading 7.3 mg/cm2 ± 5%, ≥85%

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

size

16 μm , aluminum current collector
5 in. × 10 in.

thickness

70 μm ± 5% , excluding current collector

pore size

~2 μm particle size (active material characteristic)

capacity

≥170 mAh/g (Nominal)

application(s)

battery manufacturing

greener alternative category

General description

We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product has been enhanced for energy efficiency. Click here for more information.

Application

The primary application of our lithium iron phosphate (LFP) electrode is as a cathode in lithium-ion battery research. LFP is inexpensive, nontoxic, cobalt-free, and environmentally benign. It achieves high specific capacity (>150 mAh/g) and offers a considerably longer cycle life than other lithium-ion chemistries. LFP cells experience a slower rate of capacity loss and greater calendar-life than lithium-ion battery chemistries such as cobalt (LiCoO2), manganese spinel (LiMn2O4), lithium-ion polymer batteries (LiPo battery), and nickel-based lithium-ion cathodes. Because of its low-cost, low-toxicity, long-term stability, and well-defined performance, LFP-based batteries are finding roles in vehicle use and backup power applications.

Storage Class Code

13 - Non Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


Certificates of Analysis (COA)

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