Dihydrate de tungstate de Sodium, BioUltra, >=99,0% (t)

Code: 72069-100g D2-231

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

Application

Sodium tungstate dihydrate has been used in bioluminescence assays and to synthesize polycrystalline samples.

General description

Sod...

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Votre prix

£157.00 100G

DEMANDER

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

Application

Sodium tungstate dihydrate has been used in bioluminescence assays and to synthesize polycrystalline samples.

General description

Sodium tungstate dihydrate is a sodium salt of tungstic acid, which occurs as white colorless crystals.

Other Notes

Stain in electron microscopy (nucleic acids, certain glycoproteins); Protein precipitant.

λ	1 M in H₂O
anion traces	sulfate (SO₄^2-): ≤100 mg/kg, chloride (Cl^-): ≤50 mg/kg
assay	≥99.0% (T)
cation traces	K: ≤50 mg/kg, Cr: ≤5 mg/kg, Mn: ≤5 mg/kg, Mg: ≤5 mg/kg, Ca: ≤10 mg/kg, Cu: ≤5 mg/kg, Fe: ≤5 mg/kg, Zn: ≤5 mg/kg, Ni: ≤5 mg/kg, As: ≤0.5 mg/kg, Cd: ≤5 mg/kg, Pb: ≤10 mg/kg, Co: ≤5 mg/kg
form	crystals
impurities	≤0.001% total nitrogen (N), insoluble matter, passes filter test, ≤0.1% free alkali (as NaOH)
InChI key	WPZFLQRLSGVIAA-UHFFFAOYSA-N
InChI	1S/2Na.2H2O.4O.W/h;;21H2;;;;;/q2+1;;;;;2*-1;
mp	698 °C (lit.)
pH	9.5-11.5 (25 °C, 1 M in H₂O)
product line	BioUltra
Quality Level	100
SMILES string	O.O.[Na+].[Na+].[O-][W]([O-])(=O)=O
solubility	H₂O: 1 M at 20 °C, clear, colorless
UV absorption	λ: 260 nm A_max: ≤0.120, λ: 280 nm A_max: ≤0.035

Code

Description

Unité de vente

Prix annoncé

Qté

72069-25G

Unité:25G

Prix annoncé: £48.10

Source:Prix annoncé

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Cas Number

10213-10-2

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