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
C6737
Chondroitin sulfate sodium salt from bovine cartilage
98-102% (CPC, titration)
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About This Item
Prodotti consigliati
Origine biologica
bovine cartilage
Grado
standard (for CPC (cetylpyridinium chloride) titration)
Saggio
98-102% (CPC, titration)
Stato
powder
Attività ottica
[α]20/D -30 to -20 °, c = 5% (w/v) in water
Impurezze
<10.0% water (Karl Fischer)
Colore
white to off-white
Solubilità
H2O: soluble 50 mg/mL, clear to hazy, colorless to faintly yellow
Cationi in tracce
Na: 7.4-8.8% (anhydrous)
Temperatura di conservazione
2-8°C
Stringa SMILE
[Na+].CC(=O)N[C@H]1[C@H](O)O[C@H](CO)[C@H](OS([O-])(=O)=O)[C@@H]1O[C@H]2O[C@@H]([C@H](O)[C@@H](O)[C@@H]2O)C(O)=O
InChI
1S/C14H23NO15S.Na/c1-3(17)15-5-10(9(30-31(24,25)26)4(2-16)27-13(5)23)28-14-8(20)6(18)7(19)11(29-14)12(21)22;/h4-11,13-14,16,18-20,23H,2H2,1H3,(H,15,17)(H,21,22)(H,24,25,26);/q;+1/p-1/t4-,5-,6-,7-,8+,9+,10-,11+,13-,14+;/m1./s1
SHQAYVXGAAXVHV-GNAIRZFJSA-M
Descrizione generale
Applicazioni
Azioni biochim/fisiol
Componenti
Avvertenza
Nota sulla preparazione
Altre note
Codice della classe di stoccaggio
13 - Non Combustible Solids
Classe di pericolosità dell'acqua (WGK)
WGK 2
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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I clienti hanno visto anche
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How can I determine the shelf life / expiration / retest date of this product?
1 risposta-
Utile?
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How is shipping temperature determined? And how is it related to the product storage temperature?
1 risposta-
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
Utile?
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what is the molecular weight of this CS and
1 risposta-
The naturally occurring chondroitin sulfate has a molecular weight of 50,000 to 100,000 Da. After the extraction process, its molecular weight is in the range of 10,000 to 40,000 Da.
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