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/449/386/product-dating-information-mk.pdf
L8912
L-Leucine
98.5-101.0%, suitable for cell culture, non-animal source, meets EP, JP, USP testing specifications
Sinonimo/i:
(S)-Leucine, (S)-2-Amino-4-methylpentanoic acid
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About This Item
Prodotti consigliati
Nome del prodotto
L-Leucine, from non-animal source, meets EP, JP, USP testing specifications, suitable for cell culture, 98.5-101.0%
Origine biologica
non-animal source
agenzia
USP/NF
meets EP testing specifications
meets JP testing specifications
meets USP testing specifications
Saggio
98.5-101.0%
Stato
powder
Attività ottica
[α]20/D 14.9 to 16.0°, c = 4 in 6 M HCl
[α]25/D 14.9 to 17.3 °, c = 4 in 6 M HCl
Qualità
meets EP, JP, USP testing specifications
tecniche
cell culture | mammalian: suitable
Impurezze
endotoxin, tested
Colore
white
Punto di fusione
>300 °C (lit.)
Solubilità
1 M HCl: 50 mg/mL
Cationi in tracce
As: ≤1 ppm
Fe: ≤10 ppm
NH4+: <0.02%
heavy metals: ≤10 ppm
applicazioni
peptide synthesis
pharmaceutical (small molecule)
Gruppo funzionale
amine
carboxylic acid
Temperatura di conservazione
room temp
Stringa SMILE
CC(C)C[C@H](N)C(O)=O
InChI
1S/C6H13NO2/c1-4(2)3-5(7)6(8)9/h4-5H,3,7H2,1-2H3,(H,8,9)/t5-/m0/s1
ROHFNLRQFUQHCH-YFKPBYRVSA-N
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Descrizione generale
Applicazioni
Azioni biochim/fisiol
Altre note
Applicazioni
Prodotto comparabile
Codice della classe di stoccaggio
11 - Combustible Solids
Classe di pericolosità dell'acqua (WGK)
WGK 1
Punto d’infiammabilità (°F)
Not applicable
Punto d’infiammabilità (°C)
Not applicable
Dispositivi di protezione individuale
Eyeshields, Gloves, type N95 (US)
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Certificati d'analisi (COA)
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Chromatograms
application for HPLC-
How can I determine the shelf life / expiration / retest date of this product?
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How is shipping temperature determined? And how is it related to the product storage temperature?
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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
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