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4330

Millipore

L-Leucine

≥98.5% (by Assay)

Synonym(s):

L-Leucine, Leu

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About This Item

CAS Number:
61-90-5
MDL number:
MFCD00002617
UNSPSC Code:
12352209
NACRES:
NA.25

Product Name

L-Leucine, An essential branched chain amino acid.

Quality Level

100

description

RTECS - OH2850000
Merck USA index - 14, 5451

Assay

≥98.5% (by Assay)

form

crystalline solid

manufacturer/tradename

Calbiochem®

storage condition

OK to freeze

color

white

solubility

water: soluble

shipped in

ambient

storage temp.

15-25°C

SMILES string

NC(CC(C)C)C(=O)O

InChI

1S/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)

InChI key

ROHFNLRQFUQHCH-UHFFFAOYSA-N

General description

This certified reference material (CRM) is produced in accordance with ISO 17034 and characterized in accordance with ISO/IEC 17025. This CRM is traceable to SI unit kg and measured against primary material from a National Metrology Institute (NMI), e.g. NIST.

Please visit ISO certificates and Site Quality Self-Assessments to access the current certificates of accreditation.

Download your certificate at https://www.sigma-aldrich.com to view certified values, including uncertainty, date of expiry, and detailed information about trace impurities.

Warning

Toxicity: Standard Handling (A)

Other Notes

For a complete product listing of our ICP and AAS range, including technical information and example certificates, please visit ICP & AAS standards website.

Detailed information on our complete workflow solutions for ICP-AAS can be found in our Brochure: High-Purity Chemicals for Inorganic Trace Analysis.

In our effort to be more sustainable, we′re going digital with COAs-download them directly from our website.

Legal Information

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

Storage Class Code

11 - Combustible Solids

WGK

WGK 1

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’.

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Adam L Susser et al.
Soft matter, 16(20), 4814-4822 (2020-05-16)
An escaped radial director profile in a nematic liquid crystal cell can be transformed into a pair of strength m = +1/2 surface defects (and their associated disclination lines) at a threshold electric field. Analogously, a half-integer defect pair can

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