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Merck

5.43840

Supelco

Sodium dihydrogen phosphate anhydrous

for HPLC LiChropur

Synonym(e):

Sodium dihydrogen phosphate anhydrous, Sodium biphosphate

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CHF 135.00
250 G
CHF 330.00

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Voraussichtliches Versanddatum30. Mai 2025


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100 G
CHF 135.00
250 G
CHF 330.00

About This Item

Empirische Formel (Hill-System):
H2NaO4P
CAS-Nummer:
Molekulargewicht:
119.98
MDL-Nummer:
UNSPSC-Code:
41116105
EG-Index-Nummer:
231-449-2
NACRES:
NA.21

CHF 135.00


Voraussichtliches Versanddatum30. Mai 2025


Bulk-Bestellung anfordern

Qualität

anhydrous

Qualitätsniveau

Methode(n)

HPLC: suitable

pH-Wert

4.5 (20 °C, 10 g/L in H2O)

Löslichkeit

850 g/L

Schüttdichte

940 kg/m3

Anwendung(en)

environmental
food and beverages

Format

single component solution

Lagertemp.

2-30°C

SMILES String

[Na+].[P](=O)([O-])([O-])[O-].[H+].[H+]

InChI

1S/Na.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1

InChIKey

AJPJDKMHJJGVTQ-UHFFFAOYSA-M

Allgemeine Beschreibung

Sodium dihydrogen phosphate anhydrous iscommonly used in high-performance liquid chromatography (HPLC) as a bufferingagent to control the pH of the mobile phase.[1][2]

Anwendung

Sodium dihydrogen phosphate anhydrous can be used as an a buffering agent:
  • For the mobile phase in RP-HPLC for the simultaneous determination of pyridoxine hydrochloride and meclizine hydrochloride in pharmaceutical formulations.[2]
  • In the heparin hydrolysis.

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Rechtliche Hinweise

LiChropur is a trademark of Merck KGaA, Darmstadt, Germany

Lagerklassenschlüssel

13 - Non Combustible Solids

WGK

WGK 1

Flammpunkt (°F)

Not applicable

Flammpunkt (°C)

Not applicable


Analysenzertifikate (COA)

Suchen Sie nach Analysenzertifikate (COA), indem Sie die Lot-/Chargennummer des Produkts eingeben. Lot- und Chargennummern sind auf dem Produktetikett hinter den Wörtern ‘Lot’ oder ‘Batch’ (Lot oder Charge) zu finden.

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In der Dokumentenbibliothek finden Sie die Dokumentation zu den Produkten, die Sie kürzlich erworben haben.

Die Dokumentenbibliothek aufrufen

A new validated stability indicating RP-HPLC method for simultaneous estimation of pyridoxine hydrochloride and meclizine hydrochloride in pharmaceutical solid dosage forms
Nawaz MS
Chromatography Research International, 2013 (2013)
Prolonged continuous intravenous infusion of the dipeptide L-alanine-L-glutamine significantly increases plasma glutamine and alanine without elevating brain glutamate in patients with severe traumatic brain injury
Nageli M, et al.
Critical Care, 18(4), 1-12 (2014)

Artikel

The FPP Purospher® STAR RP-8e column offers a reliable and consistent assay with strong peak shapes and linearity, ensuring precise quantification.

Questions

1–2 of 2 Questions  
  1. 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/449/386/product-dating-information-mk.pdf

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  2. 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

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