Dibasique de phosphate de Sodium-puriss. - répond aux spécifications analytiques de ph.eur. - BP - USP - FCC - e 339 - anhydre - 98 - 100,5% (Calc. à la substance séchée)

Code: 04276-1kgsig D2-231

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

Sodium phosphate dibasic has been used for preparing phosphate buffer which in turn is utilized in X-gal staining.

Biochem/physiol Actions<...


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$57.70 1KG
DEMANDER

Non disponible en dehors du Royaume-Uni et de l'Irlande

Application

Sodium phosphate dibasic has been used for preparing phosphate buffer which in turn is utilized in X-gal staining.

Biochem/physiol Actions

Sodium phosphate dibasic is an important component of running buffer of denaturing gel electrophoresis. It induces glomerular calcification as well as other nephrotic syndrome in Sprague-Dawley rats.

agencymeets analytical specifications of Ph. Eur., meets analytical specifications of USP, meets analytical specifications of BP
anion tracesfluoride (F-): ≤10 mg/kg, chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤200 mg/kg
assay98-100.5% (calc. to the dried substance)
cation tracesCd: ≤1 mg/kg, Cu: ≤10 mg/kg, Fe: ≤20 mg/kg, Zn: ≤10 mg/kg, Pb: ≤4 mg/kg, Hg: ≤1 mg/kg, As: ≤2 mg/kg
formpowder
gradepuriss.
impurities≤0.2% water-insoluble matter, ≤0.001% heavy metals (as Pb), ≤0.002% ammonium (NH4), reducing matter, complies, ≤1% NaH2PO4 (calc. to dried subst.), residual solvents, complies, ≤2.0% pyrophosphate (as Na4P2O7)
InChI keyBNIILDVGGAEEIG-UHFFFAOYSA-L
InChI1S/2Na.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
loss≤1% loss on drying, 105°C, 4h, ≤1% loss on drying, 130 °C
pH8.4-9.6 (20 °C, 1%)
pKa (25 °C)(1) 2.15, (2) 6.82, (3) 12.38 (phosphoric acid)
Quality Level200
qualitymeets analytical specification of Ph. Eur., BP, USP, FCC, E 339
SMILES string[Na+].[Na+].[H]OP([O-])([O-])=O
solubilityH2O: soluble 8 parts, alcohol: insoluble, H2O: very soluble (Hot)
suitabilitycomplies for appearance of solution
Cas Number7558-79-4
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