焦磷酸钠 四元 十水合物

Na₄P₂O₇ · 10H₂O

446.06

231-767-1

MFCD00149200

57652314

In assays involving ATP-pyrophosphate exchange - tryptophanyl-tRNA synthesis; Enzyme assay in which the product pyrophosphate is measured, addition of carrier pyrophosphate insures quantitative precipitation

BioUltra

200

≥99.5% (T)

crystals

insoluble matter, passes filter test

9.5-11.0 (25 ℃, 0.1 M in H₂O)

H₂O: 0.1 M at 20 ℃, clear, colorless

chloride (Cl^-): ≤50 mg/kg
sulfate (SO₄^2-): ≤50 mg/kg

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤50 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

0.1 M in H₂O

λ: 260 nm A_max: 0.010
λ: 280 nm A_max: 0.010

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

1S/4Na.H4O7P2.10H2O/c;;;;1-8(2,3)7-9(4,5)6;;;;;;;;;;/h;;;;(H2,1,2,3)(H2,4,5,6);10*1H2/q4*+1;;;;;;;;;;;/p-4

VZWGHDYJGOMEKT-UHFFFAOYSA-J

GHS05,GHS07

Danger

H302 - H318

P264 - P270 - P280 - P301 + P312 - P305 + P351 + P338 - P501

Acute Tox. 4 Oral - Eye Dam. 1

13 - Non Combustible Solids

WGK 1

dust mask type N95 (US), Eyeshields, Gloves