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Merck
CN

71644

磷酸钠 二元 二水合物

BioUltra, ≥99.0% (T)

别名:

sec-磷酸钠, 磷酸二钠, 磷酸氢二钠 二水合物

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线性分子式:
Na2HPO4 · 2H2O
化学文摘社编号:
10028-24-7
分子量:
177.99
UNSPSC Code:
12352200
PubChem Substance ID:
329763394
EC Number:
231-448-7
MDL number:
MFCD00149182

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InChI key

KDQPSPMLNJTZAL-UHFFFAOYSA-L

InChI

1S/2Na.H3O4P.2H2O/c;;1-5(2,3)4;;/h;;(H3,1,2,3,4);2*1H2/q2*+1;;;/p-2

product line

BioUltra

assay

≥99.0% (T)

form

crystals

impurities

insoluble matter, passes filter test, ≤0.001% total nitrogen (N)

pH

8.9-9.2 (25 °C, 0.5 M in H2O)

solubility

H2O: 0.5 M at 20 °C, clear, colorless

anion traces

chloride (Cl-): ≤10 mg/kg, sulfate (SO42-): ≤50 mg/kg

cation traces

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

λ

0.5 M in H2O

UV absorption

λ: 260 nm Amax: 0.03, λ: 280 nm Amax: 0.03

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flash_point_f

Not applicable

存储类别

13 - Non Combustible Solids

wgk

WGK 1

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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