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74092 Sigma-Aldrich

Sodium phosphate monobasic solution

BioUltra, 5 M in H2O

  • CAS Number 7558-80-7

  • Empirical Formula (Hill Notation) H2NaO4P

  • Molecular Weight 119.98

  •  Beilstein/REAXYS Number 3903772

  •  MDL number MFCD00003527

  •  PubChem Substance ID 57652500

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Properties

Related Categories Alphabetical, BioUltra Buffers, Biochemicals and Reagents, Biological Buffers, Buffer Solutions,
InChI Key   AJPJDKMHJJGVTQ-UHFFFAOYSA-M
product line   BioUltra
concentration   5 M in H2O
impurities   insoluble matter, passes filter test
  ≤0.001% total nitrogen (N)
pH   3.0-4.5 (25 °C, 5 M in H2O)
solubility   H2O: 5 M, clear, colorless
density   1.40 g/mL at 20 °C
anion traces   chloride (Cl-): ≤5 mg/kg
  sulfate (SO42-): ≤30 mg/kg
cation traces   Al: ≤1 mg/kg
  As: ≤0.1 mg/kg
  Ba: ≤1 mg/kg
  Bi: ≤1 mg/kg
  Ca: ≤5 mg/kg
  Cd: ≤1 mg/kg
  Co: ≤1 mg/kg
  Cr: ≤1 mg/kg
  Cu: ≤1 mg/kg
  Fe: ≤1 mg/kg
  K: ≤20 mg/kg
  Li: ≤1 mg/kg
  Mg: ≤1 mg/kg
  Mn: ≤1 mg/kg
  Mo: ≤1 mg/kg
  Ni: ≤1 mg/kg
  Pb: ≤1 mg/kg
  Sr: ≤1 mg/kg
  Zn: ≤1 mg/kg
λ   1 M in H2O
UV absorption   λ: 260 nm Amax: ≤0.025
  λ: 280 nm Amax: ≤0.02
Featured Industry   Diagnostic Assay Manufacturing
Safety & Documentation

Safety Information

Personal Protective Equipment 
RIDADR 
NONH for all modes of transport
WGK Germany 
1

Documents

Certificate of Analysis

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Protocols & Articles

Protocols

Enzymatic Assay of Alcohol Dehydrogenase (EC 1.1.1.1)

This procedure may be used for Alcohol Dehydrogenase products, except for insoluble forms of Alcohol Dehydrogenase (Catalog No. A2529).
Keywords: Extinction coefficient

Enzymatic Assay of Hyaluronidase (3.2.1.35)

This procedure is a turbidimetric determination (% Transmittance at 600 nm, Light path = 1 cm) of Hyaluronidase activity. It is based on the following reaction:
Keywords: Extinction coefficient

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BioUltra Biological Buffers

A buffer, as defined by Van Slyke [1], is "a substance which by its presence in solution increases the amount of acid or alkali that must be added to cause unit change in pH". Buffers are thus very i...
Keywords: Absorption, Adsorption, Biochemistry, Biological Buffers, Biological processes, Buffers, PAGE

Peer-Reviewed Papers
15

References

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